./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/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_ac8863b2-486f-4a00-8073-79d31ccaae77/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/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_ac8863b2-486f-4a00-8073-79d31ccaae77/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 760ec64c2425d439883c5d1074b52af06ed0343ac750305f469404408ecd0aa4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:49:46,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:49:46,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:49:46,896 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:49:46,896 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:49:46,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:49:46,941 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:49:46,942 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:49:46,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:49:46,948 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:49:46,948 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:49:46,949 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:49:46,950 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:49:46,952 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:49:46,952 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:49:46,953 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:49:46,953 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:49:46,954 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:49:46,954 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:49:46,954 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:49:46,955 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:49:46,955 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:49:46,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:49:46,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:49:46,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:49:46,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:49:46,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:49:46,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:49:46,959 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:49:46,959 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:49:46,960 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:49:46,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:49:46,961 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:49:46,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:49:46,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:49:46,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:49:46,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:49:46,962 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:49:46,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:49:46,962 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:49:46,963 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:49:46,963 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:49:46,963 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_ac8863b2-486f-4a00-8073-79d31ccaae77/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 760ec64c2425d439883c5d1074b52af06ed0343ac750305f469404408ecd0aa4 [2023-11-12 00:49:47,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:49:47,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:49:47,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:49:47,227 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:49:47,228 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:49:47,229 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i [2023-11-12 00:49:50,334 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:49:51,127 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:49:51,128 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i [2023-11-12 00:49:51,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/bin/utaipan-verify-NcY6lQBIFX/data/8ab152245/3caa5c12d47247b1a7a50658a0f7acdc/FLAG117a0e4ba [2023-11-12 00:49:51,232 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/bin/utaipan-verify-NcY6lQBIFX/data/8ab152245/3caa5c12d47247b1a7a50658a0f7acdc [2023-11-12 00:49:51,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:49:51,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:49:51,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:49:51,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:49:51,252 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:49:51,253 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:49:51" (1/1) ... [2023-11-12 00:49:51,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75c98c58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:51, skipping insertion in model container [2023-11-12 00:49:51,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:49:51" (1/1) ... [2023-11-12 00:49:51,479 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:49:55,038 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_ac8863b2-486f-4a00-8073-79d31ccaae77/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464274,464287] [2023-11-12 00:49:55,042 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_ac8863b2-486f-4a00-8073-79d31ccaae77/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464421,464434] [2023-11-12 00:49:55,043 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_ac8863b2-486f-4a00-8073-79d31ccaae77/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464560,464573] [2023-11-12 00:49:55,044 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_ac8863b2-486f-4a00-8073-79d31ccaae77/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464718,464731] [2023-11-12 00:49:55,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:49:55,130 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:49:55,289 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"); [6711] [2023-11-12 00:49:55,291 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6718] [2023-11-12 00:49:55,299 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)); [6946-6947] [2023-11-12 00:49:55,677 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_ac8863b2-486f-4a00-8073-79d31ccaae77/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464274,464287] [2023-11-12 00:49:55,678 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_ac8863b2-486f-4a00-8073-79d31ccaae77/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464421,464434] [2023-11-12 00:49:55,678 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_ac8863b2-486f-4a00-8073-79d31ccaae77/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464560,464573] [2023-11-12 00:49:55,679 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_ac8863b2-486f-4a00-8073-79d31ccaae77/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464718,464731] [2023-11-12 00:49:55,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:49:55,925 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:49:55,933 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:49:55,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55 WrapperNode [2023-11-12 00:49:55,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:49:55,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:49:55,936 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:49:55,936 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:49:55,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (1/1) ... [2023-11-12 00:49:56,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (1/1) ... [2023-11-12 00:49:56,454 INFO L138 Inliner]: procedures = 396, calls = 4665, calls flagged for inlining = 220, calls inlined = 199, statements flattened = 9405 [2023-11-12 00:49:56,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:49:56,456 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:49:56,456 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:49:56,456 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:49:56,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (1/1) ... [2023-11-12 00:49:56,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (1/1) ... [2023-11-12 00:49:56,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (1/1) ... [2023-11-12 00:49:56,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (1/1) ... [2023-11-12 00:49:56,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (1/1) ... [2023-11-12 00:49:56,755 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (1/1) ... [2023-11-12 00:49:56,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (1/1) ... [2023-11-12 00:49:56,947 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (1/1) ... [2023-11-12 00:49:57,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:49:57,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:49:57,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:49:57,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:49:57,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (1/1) ... [2023-11-12 00:49:57,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:49:57,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:49:57,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:49:57,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8863b2-486f-4a00-8073-79d31ccaae77/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:49:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2023-11-12 00:49:57,079 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2023-11-12 00:49:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2023-11-12 00:49:57,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2023-11-12 00:49:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2023-11-12 00:49:57,080 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2023-11-12 00:49:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2023-11-12 00:49:57,080 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2023-11-12 00:49:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:49:57,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:49:57,081 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2023-11-12 00:49:57,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2023-11-12 00:49:57,082 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2023-11-12 00:49:57,082 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2023-11-12 00:49:57,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:49:57,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:49:57,083 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2023-11-12 00:49:57,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2023-11-12 00:49:57,084 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2023-11-12 00:49:57,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2023-11-12 00:49:57,084 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2023-11-12 00:49:57,086 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2023-11-12 00:49:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-12 00:49:57,087 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-12 00:49:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2023-11-12 00:49:57,087 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2023-11-12 00:49:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-12 00:49:57,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-12 00:49:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 00:49:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2023-11-12 00:49:57,088 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2023-11-12 00:49:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2023-11-12 00:49:57,088 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2023-11-12 00:49:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2023-11-12 00:49:57,088 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2023-11-12 00:49:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 00:49:57,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 00:49:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-11-12 00:49:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-11-12 00:49:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 00:49:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 00:49:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:49:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:49:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:49:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2023-11-12 00:49:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2023-11-12 00:49:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2023-11-12 00:49:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2023-11-12 00:49:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2023-11-12 00:49:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2023-11-12 00:49:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-12 00:49:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-12 00:49:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 00:49:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 00:49:57,091 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2023-11-12 00:49:57,092 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2023-11-12 00:49:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2023-11-12 00:49:57,092 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2023-11-12 00:49:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-12 00:49:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-12 00:49:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2023-11-12 00:49:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2023-11-12 00:49:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2023-11-12 00:49:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2023-11-12 00:49:57,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:49:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2023-11-12 00:49:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2023-11-12 00:49:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-11-12 00:49:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-11-12 00:49:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:49:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 00:49:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 00:49:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-11-12 00:49:57,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-11-12 00:49:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2023-11-12 00:49:57,096 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2023-11-12 00:49:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:49:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2023-11-12 00:49:57,097 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2023-11-12 00:49:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:49:57,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:49:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 00:49:57,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 00:49:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2023-11-12 00:49:57,098 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2023-11-12 00:49:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2023-11-12 00:49:57,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2023-11-12 00:49:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2023-11-12 00:49:57,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2023-11-12 00:49:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:49:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2023-11-12 00:49:57,098 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2023-11-12 00:49:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2023-11-12 00:49:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2023-11-12 00:49:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-12 00:49:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-12 00:49:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2023-11-12 00:49:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2023-11-12 00:49:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-12 00:49:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-12 00:49:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:49:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2023-11-12 00:49:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2023-11-12 00:49:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 00:49:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 00:49:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2023-11-12 00:49:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2023-11-12 00:49:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:49:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2023-11-12 00:49:57,102 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2023-11-12 00:49:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2023-11-12 00:49:57,102 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2023-11-12 00:49:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:49:57,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:49:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-11-12 00:49:57,103 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-11-12 00:49:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2023-11-12 00:49:57,103 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2023-11-12 00:49:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-12 00:49:57,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-12 00:49:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2023-11-12 00:49:57,103 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2023-11-12 00:49:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-12 00:49:57,104 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-12 00:49:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-12 00:49:57,104 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-12 00:49:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:49:57,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:49:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-12 00:49:57,105 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-12 00:49:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-12 00:49:57,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-12 00:49:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:49:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:49:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:49:57,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:49:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2023-11-12 00:49:57,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2023-11-12 00:49:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2023-11-12 00:49:57,108 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2023-11-12 00:49:57,111 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2023-11-12 00:49:57,111 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2023-11-12 00:49:57,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-12 00:49:57,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-12 00:49:57,112 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2023-11-12 00:49:57,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2023-11-12 00:49:57,113 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-12 00:49:57,113 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-12 00:49:57,114 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2023-11-12 00:49:57,119 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2023-11-12 00:49:57,119 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-11-12 00:49:57,119 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-11-12 00:49:57,120 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2023-11-12 00:49:57,120 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2023-11-12 00:49:57,120 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 00:49:57,120 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 00:49:57,120 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2023-11-12 00:49:57,120 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2023-11-12 00:49:57,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:49:57,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:49:57,120 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-12 00:49:57,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-12 00:49:57,121 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-12 00:49:57,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-12 00:49:57,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:49:57,121 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 00:49:57,121 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 00:49:57,121 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2023-11-12 00:49:57,121 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2023-11-12 00:49:57,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:49:57,121 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2023-11-12 00:49:57,122 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2023-11-12 00:49:57,122 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2023-11-12 00:49:57,122 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2023-11-12 00:49:57,122 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2023-11-12 00:49:57,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2023-11-12 00:49:57,122 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-12 00:49:57,122 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-12 00:49:57,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:49:57,122 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-12 00:49:57,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-12 00:49:57,123 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2023-11-12 00:49:57,123 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2023-11-12 00:49:57,123 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 00:49:57,123 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 00:49:57,123 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2023-11-12 00:49:57,123 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2023-11-12 00:49:57,123 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-12 00:49:57,123 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-12 00:49:57,123 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:49:57,124 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:49:57,124 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2023-11-12 00:49:57,124 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2023-11-12 00:49:57,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 00:49:57,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 00:49:57,124 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-12 00:49:57,124 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-12 00:49:57,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2023-11-12 00:49:57,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2023-11-12 00:49:57,124 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-12 00:49:57,125 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-12 00:49:57,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-12 00:49:57,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-12 00:49:57,125 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2023-11-12 00:49:57,125 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2023-11-12 00:49:57,125 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-12 00:49:57,125 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-12 00:49:57,125 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2023-11-12 00:49:57,125 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2023-11-12 00:49:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:49:57,126 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:49:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2023-11-12 00:49:57,126 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2023-11-12 00:49:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2023-11-12 00:49:57,126 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2023-11-12 00:49:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2023-11-12 00:49:57,126 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2023-11-12 00:49:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:49:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2023-11-12 00:49:57,127 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2023-11-12 00:49:57,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:49:57,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:49:57,127 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2023-11-12 00:49:57,127 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2023-11-12 00:49:57,127 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2023-11-12 00:49:57,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2023-11-12 00:49:57,127 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-12 00:49:57,127 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-12 00:49:57,128 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2023-11-12 00:49:57,128 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2023-11-12 00:49:57,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 00:49:57,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 00:49:57,128 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-12 00:49:57,128 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-12 00:49:57,128 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2023-11-12 00:49:57,128 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2023-11-12 00:49:57,128 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2023-11-12 00:49:57,128 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2023-11-12 00:49:57,129 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2023-11-12 00:49:57,129 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2023-11-12 00:49:57,129 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2023-11-12 00:49:57,129 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2023-11-12 00:49:57,129 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2023-11-12 00:49:57,129 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2023-11-12 00:49:57,129 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-12 00:49:57,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:49:57,130 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-12 00:49:57,130 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-12 00:49:57,130 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2023-11-12 00:49:57,130 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2023-11-12 00:49:57,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 00:49:57,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 00:49:58,278 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:49:58,282 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:49:58,906 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:50:21,356 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 00:50:21,745 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:50:24,386 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:50:24,386 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:50:24,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:24 BoogieIcfgContainer [2023-11-12 00:50:24,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:50:24,398 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:50:24,398 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:50:24,401 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:50:24,402 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:49:51" (1/3) ... [2023-11-12 00:50:24,404 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b75224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:24, skipping insertion in model container [2023-11-12 00:50:24,405 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:55" (2/3) ... [2023-11-12 00:50:24,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b75224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:24, skipping insertion in model container [2023-11-12 00:50:24,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:24" (3/3) ... [2023-11-12 00:50:24,410 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i [2023-11-12 00:50:24,432 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:50:24,432 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-12 00:50:24,556 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:50:24,567 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;@62ed9feb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:50:24,567 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-12 00:50:24,583 INFO L276 IsEmpty]: Start isEmpty. Operand has 2332 states, 1441 states have (on average 1.3171408743927828) internal successors, (1898), 1444 states have internal predecessors, (1898), 773 states have call successors, (773), 117 states have call predecessors, (773), 116 states have return successors, (765), 765 states have call predecessors, (765), 765 states have call successors, (765) [2023-11-12 00:50:24,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2023-11-12 00:50:24,638 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:24,639 INFO L195 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:24,639 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:24,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:24,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1894562046, now seen corresponding path program 1 times [2023-11-12 00:50:24,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:24,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299698990] [2023-11-12 00:50:24,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:24,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:26,563 INFO L134 CoverageAnalysis]: Checked inductivity of 5115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5115 trivial. 0 not checked. [2023-11-12 00:50:26,564 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:26,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299698990] [2023-11-12 00:50:26,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299698990] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:26,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:26,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:26,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500295244] [2023-11-12 00:50:26,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:26,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:50:26,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:26,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:50:26,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:50:26,630 INFO L87 Difference]: Start difference. First operand has 2332 states, 1441 states have (on average 1.3171408743927828) internal successors, (1898), 1444 states have internal predecessors, (1898), 773 states have call successors, (773), 117 states have call predecessors, (773), 116 states have return successors, (765), 765 states have call predecessors, (765), 765 states have call successors, (765) Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2023-11-12 00:50:30,278 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 00:50:33,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:35,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []