./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 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/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_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 760ec64c2425d439883c5d1074b52af06ed0343ac750305f469404408ecd0aa4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:18:53,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:18:53,872 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:18:53,882 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:18:53,884 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:18:53,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:18:53,935 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:18:53,936 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:18:53,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:18:53,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:18:53,945 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:18:53,946 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:18:53,947 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:18:53,949 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:18:53,950 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:18:53,951 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:18:53,951 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:18:53,952 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:18:53,952 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:18:53,953 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:18:53,954 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:18:53,954 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:18:53,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:18:53,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:18:53,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:18:53,957 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:18:53,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:18:53,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:18:53,959 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:18:53,959 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:18:53,961 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:18:53,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:18:53,962 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:18:53,962 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:18:53,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:53,963 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:18:53,963 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:18:53,964 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:18:53,964 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:18:53,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:18:53,965 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:18:53,965 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:18:53,966 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:18:53,966 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:18:53,967 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_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 760ec64c2425d439883c5d1074b52af06ed0343ac750305f469404408ecd0aa4 [2023-11-23 21:18:54,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:18:54,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:18:54,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:18:54,387 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:18:54,388 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:18:54,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i [2023-11-23 21:18:57,567 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:18:58,431 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:18:58,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i [2023-11-23 21:18:58,504 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/data/59987f69c/66c7325129614be0b69ed7ccb69e8293/FLAG46d55ff3d [2023-11-23 21:18:58,520 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/data/59987f69c/66c7325129614be0b69ed7ccb69e8293 [2023-11-23 21:18:58,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:18:58,525 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:18:58,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:18:58,527 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:18:58,536 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:18:58,537 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:58" (1/1) ... [2023-11-23 21:18:58,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b288e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:58, skipping insertion in model container [2023-11-23 21:18:58,538 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:58" (1/1) ... [2023-11-23 21:18:58,738 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:02,986 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_72449c0a-645e-422e-b44d-d8f5547650b7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464274,464287] [2023-11-23 21:19:02,991 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_72449c0a-645e-422e-b44d-d8f5547650b7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464421,464434] [2023-11-23 21:19:02,992 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_72449c0a-645e-422e-b44d-d8f5547650b7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464560,464573] [2023-11-23 21:19:02,992 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_72449c0a-645e-422e-b44d-d8f5547650b7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464718,464731] [2023-11-23 21:19:03,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:03,148 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:03,334 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] [2023-11-23 21:19:03,336 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6718] [2023-11-23 21:19:03,345 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] [2023-11-23 21:19:03,774 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_72449c0a-645e-422e-b44d-d8f5547650b7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464274,464287] [2023-11-23 21:19:03,775 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_72449c0a-645e-422e-b44d-d8f5547650b7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464421,464434] [2023-11-23 21:19:03,775 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_72449c0a-645e-422e-b44d-d8f5547650b7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464560,464573] [2023-11-23 21:19:03,776 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_72449c0a-645e-422e-b44d-d8f5547650b7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464718,464731] [2023-11-23 21:19:03,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:04,031 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:04,039 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:04,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04 WrapperNode [2023-11-23 21:19:04,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:04,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:04,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:04,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:04,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,546 INFO L138 Inliner]: procedures = 396, calls = 4665, calls flagged for inlining = 220, calls inlined = 199, statements flattened = 9405 [2023-11-23 21:19:04,546 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:04,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:04,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:04,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:04,559 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:05,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:05,079 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:05,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:05,184 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:05,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:05,256 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:05,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:05,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:05,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:05,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:05,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:05,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:05,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72449c0a-645e-422e-b44d-d8f5547650b7/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2023-11-23 21:19:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2023-11-23 21:19:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2023-11-23 21:19:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2023-11-23 21:19:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2023-11-23 21:19:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2023-11-23 21:19:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2023-11-23 21:19:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2023-11-23 21:19:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:19:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:19:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2023-11-23 21:19:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2023-11-23 21:19:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2023-11-23 21:19:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2023-11-23 21:19:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:19:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:19:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2023-11-23 21:19:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2023-11-23 21:19:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2023-11-23 21:19:05,357 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2023-11-23 21:19:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2023-11-23 21:19:05,358 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2023-11-23 21:19:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 21:19:05,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 21:19:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2023-11-23 21:19:05,359 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2023-11-23 21:19:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-23 21:19:05,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-23 21:19:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-23 21:19:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2023-11-23 21:19:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2023-11-23 21:19:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2023-11-23 21:19:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2023-11-23 21:19:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2023-11-23 21:19:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2023-11-23 21:19:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:19:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:19:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-11-23 21:19:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-11-23 21:19:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:19:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:19:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:19:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:19:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:19:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2023-11-23 21:19:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2023-11-23 21:19:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2023-11-23 21:19:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2023-11-23 21:19:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2023-11-23 21:19:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2023-11-23 21:19:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-23 21:19:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-23 21:19:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 21:19:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 21:19:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2023-11-23 21:19:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2023-11-23 21:19:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2023-11-23 21:19:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2023-11-23 21:19:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:19:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:19:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2023-11-23 21:19:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2023-11-23 21:19:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2023-11-23 21:19:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2023-11-23 21:19:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:19:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2023-11-23 21:19:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2023-11-23 21:19:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-11-23 21:19:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-11-23 21:19:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:19:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:19:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:19:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-11-23 21:19:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-11-23 21:19:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2023-11-23 21:19:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2023-11-23 21:19:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:19:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2023-11-23 21:19:05,374 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2023-11-23 21:19:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:19:05,374 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:19:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:19:05,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:19:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2023-11-23 21:19:05,375 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2023-11-23 21:19:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2023-11-23 21:19:05,375 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2023-11-23 21:19:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2023-11-23 21:19:05,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2023-11-23 21:19:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:19:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2023-11-23 21:19:05,376 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2023-11-23 21:19:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2023-11-23 21:19:05,377 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2023-11-23 21:19:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:19:05,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:19:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2023-11-23 21:19:05,378 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2023-11-23 21:19:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-23 21:19:05,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-23 21:19:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:05,379 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2023-11-23 21:19:05,379 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2023-11-23 21:19:05,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:19:05,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:19:05,380 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2023-11-23 21:19:05,380 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2023-11-23 21:19:05,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:19:05,381 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2023-11-23 21:19:05,381 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2023-11-23 21:19:05,382 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2023-11-23 21:19:05,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2023-11-23 21:19:05,382 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:19:05,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:19:05,383 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-11-23 21:19:05,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-11-23 21:19:05,383 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2023-11-23 21:19:05,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2023-11-23 21:19:05,384 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-23 21:19:05,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-23 21:19:05,384 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2023-11-23 21:19:05,384 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2023-11-23 21:19:05,385 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-23 21:19:05,385 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-23 21:19:05,385 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:19:05,386 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:19:05,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:05,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:05,387 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 21:19:05,387 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 21:19:05,387 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 21:19:05,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 21:19:05,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:19:05,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:19:05,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:19:05,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:19:05,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2023-11-23 21:19:05,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2023-11-23 21:19:05,394 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2023-11-23 21:19:05,395 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2023-11-23 21:19:05,395 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2023-11-23 21:19:05,395 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2023-11-23 21:19:05,396 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:19:05,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:19:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2023-11-23 21:19:05,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2023-11-23 21:19:05,399 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-23 21:19:05,404 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-23 21:19:05,405 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2023-11-23 21:19:05,405 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2023-11-23 21:19:05,405 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-11-23 21:19:05,405 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-11-23 21:19:05,406 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2023-11-23 21:19:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2023-11-23 21:19:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 21:19:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 21:19:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2023-11-23 21:19:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2023-11-23 21:19:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:19:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:19:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-23 21:19:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-23 21:19:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-23 21:19:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-23 21:19:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:19:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 21:19:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 21:19:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2023-11-23 21:19:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2023-11-23 21:19:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:19:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2023-11-23 21:19:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2023-11-23 21:19:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2023-11-23 21:19:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2023-11-23 21:19:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2023-11-23 21:19:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2023-11-23 21:19:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-23 21:19:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-23 21:19:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:19:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 21:19:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 21:19:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2023-11-23 21:19:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2023-11-23 21:19:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:19:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:19:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2023-11-23 21:19:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2023-11-23 21:19:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-23 21:19:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-23 21:19:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:19:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:19:05,414 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2023-11-23 21:19:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2023-11-23 21:19:05,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:19:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:19:05,414 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-23 21:19:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-23 21:19:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2023-11-23 21:19:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2023-11-23 21:19:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-23 21:19:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-23 21:19:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:19:05,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:19:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2023-11-23 21:19:05,416 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2023-11-23 21:19:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-23 21:19:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-23 21:19:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2023-11-23 21:19:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2023-11-23 21:19:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:19:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:19:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2023-11-23 21:19:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2023-11-23 21:19:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2023-11-23 21:19:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2023-11-23 21:19:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2023-11-23 21:19:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2023-11-23 21:19:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:19:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2023-11-23 21:19:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2023-11-23 21:19:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:19:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:19:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2023-11-23 21:19:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2023-11-23 21:19:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2023-11-23 21:19:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2023-11-23 21:19:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-23 21:19:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-23 21:19:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2023-11-23 21:19:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2023-11-23 21:19:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:19:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:19:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-23 21:19:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-23 21:19:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2023-11-23 21:19:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2023-11-23 21:19:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2023-11-23 21:19:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2023-11-23 21:19:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2023-11-23 21:19:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2023-11-23 21:19:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2023-11-23 21:19:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2023-11-23 21:19:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2023-11-23 21:19:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2023-11-23 21:19:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-23 21:19:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:19:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-23 21:19:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-23 21:19:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2023-11-23 21:19:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2023-11-23 21:19:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:19:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:19:06,823 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:06,829 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:07,296 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:19:26,673 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:19:27,207 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:29,812 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:29,812 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:19:29,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:29 BoogieIcfgContainer [2023-11-23 21:19:29,817 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:29,821 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:29,821 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:29,824 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:29,826 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:18:58" (1/3) ... [2023-11-23 21:19:29,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401a1c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:29, skipping insertion in model container [2023-11-23 21:19:29,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (2/3) ... [2023-11-23 21:19:29,832 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401a1c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:29, skipping insertion in model container [2023-11-23 21:19:29,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:29" (3/3) ... [2023-11-23 21:19:29,833 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i [2023-11-23 21:19:29,855 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:29,855 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-23 21:19:29,974 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:29,987 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;@57b436bc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:29,987 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-23 21:19:30,006 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) [2023-11-23 21:19:30,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2023-11-23 21:19:30,078 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:30,079 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] [2023-11-23 21:19:30,080 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:30,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:30,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1180726946, now seen corresponding path program 1 times [2023-11-23 21:19:30,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:19:30,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649588898] [2023-11-23 21:19:30,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:30,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:19:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:32,134 INFO L134 CoverageAnalysis]: Checked inductivity of 5115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5115 trivial. 0 not checked. [2023-11-23 21:19:32,135 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:19:32,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649588898] [2023-11-23 21:19:32,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649588898] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:32,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:32,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:19:32,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448561669] [2023-11-23 21:19:32,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:32,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:19:32,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:19:32,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:19:32,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:19:32,193 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) [2023-11-23 21:19:35,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:39,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:41,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:42,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:42,386 INFO L93 Difference]: Finished difference Result 6772 states and 10011 transitions. [2023-11-23 21:19:42,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:19:42,389 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 384 [2023-11-23 21:19:42,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted.