./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_3a3aee85-34da-4bb5-9c50-99c000ae1654/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/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_3a3aee85-34da-4bb5-9c50-99c000ae1654/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/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_3a3aee85-34da-4bb5-9c50-99c000ae1654/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 73e11d79da89f19153d89e853a8d4a3607f25d95ae579da9c148a59839e48ce3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:48,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:48,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:21:48,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:48,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:49,027 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:49,028 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:49,029 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:49,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:49,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:49,036 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:49,036 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:49,037 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:49,039 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:21:49,039 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:49,040 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:49,040 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:21:49,040 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:21:49,041 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:49,041 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:21:49,042 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:21:49,042 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:21:49,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:49,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:49,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:21:49,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:49,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:49,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:49,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:49,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:49,048 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:49,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:49,049 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:49,049 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:49,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:49,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:49,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:49,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:49,051 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:21:49,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:21:49,051 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:49,052 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:49,052 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:49,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:49,053 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_3a3aee85-34da-4bb5-9c50-99c000ae1654/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73e11d79da89f19153d89e853a8d4a3607f25d95ae579da9c148a59839e48ce3 [2023-11-23 21:21:49,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:49,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:49,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:49,393 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:49,394 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:49,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i [2023-11-23 21:21:52,604 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:53,410 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:53,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i [2023-11-23 21:21:53,492 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/bin/utaipan-verify-mE87zJ7Ire/data/5091057da/24f2193db76c406b98a2d98864218989/FLAG44d3481dd [2023-11-23 21:21:53,511 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/bin/utaipan-verify-mE87zJ7Ire/data/5091057da/24f2193db76c406b98a2d98864218989 [2023-11-23 21:21:53,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:53,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:53,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:53,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:53,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:53,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:53" (1/1) ... [2023-11-23 21:21:53,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a0e0d31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:53, skipping insertion in model container [2023-11-23 21:21:53,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:53" (1/1) ... [2023-11-23 21:21:53,757 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:58,034 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_3a3aee85-34da-4bb5-9c50-99c000ae1654/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i[468644,468657] [2023-11-23 21:21:58,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:58,245 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:58,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7211] [2023-11-23 21:21:58,472 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7219] [2023-11-23 21:21:58,484 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/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [7634-7635] [2023-11-23 21:21:58,486 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/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [7663-7664] [2023-11-23 21:21:58,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8350] [2023-11-23 21:21:58,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8357] [2023-11-23 21:21:58,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8743] [2023-11-23 21:21:58,531 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8745] [2023-11-23 21:21:58,840 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_3a3aee85-34da-4bb5-9c50-99c000ae1654/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i[468644,468657] [2023-11-23 21:21:58,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:59,041 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:59,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59 WrapperNode [2023-11-23 21:21:59,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:59,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:59,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:59,044 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:59,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (1/1) ... [2023-11-23 21:21:59,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (1/1) ... [2023-11-23 21:21:59,622 INFO L138 Inliner]: procedures = 440, calls = 4582, calls flagged for inlining = 181, calls inlined = 178, statements flattened = 9223 [2023-11-23 21:21:59,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:59,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:59,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:59,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:59,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (1/1) ... [2023-11-23 21:21:59,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (1/1) ... [2023-11-23 21:21:59,697 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (1/1) ... [2023-11-23 21:21:59,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (1/1) ... [2023-11-23 21:21:59,923 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (1/1) ... [2023-11-23 21:21:59,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (1/1) ... [2023-11-23 21:22:00,135 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (1/1) ... [2023-11-23 21:22:00,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (1/1) ... [2023-11-23 21:22:00,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:22:00,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:22:00,256 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:22:00,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:22:00,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (1/1) ... [2023-11-23 21:22:00,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:00,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:00,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:22:00,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3aee85-34da-4bb5-9c50-99c000ae1654/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:22:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2023-11-23 21:22:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2023-11-23 21:22:00,337 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2023-11-23 21:22:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2023-11-23 21:22:00,337 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2023-11-23 21:22:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2023-11-23 21:22:00,337 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2023-11-23 21:22:00,338 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2023-11-23 21:22:00,338 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:22:00,338 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:22:00,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:22:00,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:22:00,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-23 21:22:00,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-23 21:22:00,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:22:00,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:22:00,340 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2023-11-23 21:22:00,341 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2023-11-23 21:22:00,341 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2023-11-23 21:22:00,341 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2023-11-23 21:22:00,342 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_writereg [2023-11-23 21:22:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_writereg [2023-11-23 21:22:00,343 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-11-23 21:22:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-11-23 21:22:00,343 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_generic_frame_duration [2023-11-23 21:22:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_generic_frame_duration [2023-11-23 21:22:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-23 21:22:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-23 21:22:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:22:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:22:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2023-11-23 21:22:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2023-11-23 21:22:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 21:22:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 21:22:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:22:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:22:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2023-11-23 21:22:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2023-11-23 21:22:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2023-11-23 21:22:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2023-11-23 21:22:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2023-11-23 21:22:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2023-11-23 21:22:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2023-11-23 21:22:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2023-11-23 21:22:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2023-11-23 21:22:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2023-11-23 21:22:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2023-11-23 21:22:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2023-11-23 21:22:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 21:22:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 21:22:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:22:00,349 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:22:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:22:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2023-11-23 21:22:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2023-11-23 21:22:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2023-11-23 21:22:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2023-11-23 21:22:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 21:22:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 21:22:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2023-11-23 21:22:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2023-11-23 21:22:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:22:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2023-11-23 21:22:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2023-11-23 21:22:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:22:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:22:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 21:22:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 21:22:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2023-11-23 21:22:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2023-11-23 21:22:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:22:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-23 21:22:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-23 21:22:00,355 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2023-11-23 21:22:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2023-11-23 21:22:00,355 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2023-11-23 21:22:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2023-11-23 21:22:00,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:22:00,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_10 [2023-11-23 21:22:00,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_10 [2023-11-23 21:22:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:22:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:22:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2023-11-23 21:22:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2023-11-23 21:22:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:22:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:22:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-11-23 21:22:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-11-23 21:22:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 21:22:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 21:22:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-23 21:22:00,359 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-23 21:22:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2023-11-23 21:22:00,359 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2023-11-23 21:22:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2023-11-23 21:22:00,359 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2023-11-23 21:22:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:22:00,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:22:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:22:00,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:22:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2023-11-23 21:22:00,361 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2023-11-23 21:22:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2023-11-23 21:22:00,362 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2023-11-23 21:22:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2023-11-23 21:22:00,362 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2023-11-23 21:22:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-23 21:22:00,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-23 21:22:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-11-23 21:22:00,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-11-23 21:22:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:22:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:22:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 21:22:00,364 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 21:22:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-11-23 21:22:00,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-11-23 21:22:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2023-11-23 21:22:00,365 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2023-11-23 21:22:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:22:00,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:22:00,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:22:00,418 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:22:00,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:22:00,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_10 [2023-11-23 21:22:00,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_10 [2023-11-23 21:22:00,419 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2023-11-23 21:22:00,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2023-11-23 21:22:00,419 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_init [2023-11-23 21:22:00,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_init [2023-11-23 21:22:00,419 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2023-11-23 21:22:00,419 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2023-11-23 21:22:00,419 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_resume [2023-11-23 21:22:00,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_resume [2023-11-23 21:22:00,419 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam2 [2023-11-23 21:22:00,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam2 [2023-11-23 21:22:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2023-11-23 21:22:00,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2023-11-23 21:22:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2023-11-23 21:22:00,420 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2023-11-23 21:22:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2023-11-23 21:22:00,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2023-11-23 21:22:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_basic_rates [2023-11-23 21:22:00,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_basic_rates [2023-11-23 21:22:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2023-11-23 21:22:00,420 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2023-11-23 21:22:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:22:00,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:22:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:22:00,421 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:22:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2023-11-23 21:22:00,421 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2023-11-23 21:22:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:22:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:22:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_tx [2023-11-23 21:22:00,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_tx [2023-11-23 21:22:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:22:00,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:22:00,422 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2023-11-23 21:22:00,422 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2023-11-23 21:22:00,422 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-23 21:22:00,422 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-23 21:22:00,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_5 [2023-11-23 21:22:00,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_5 [2023-11-23 21:22:00,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_4 [2023-11-23 21:22:00,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_4 [2023-11-23 21:22:00,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_9 [2023-11-23 21:22:00,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_9 [2023-11-23 21:22:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_8 [2023-11-23 21:22:00,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_8 [2023-11-23 21:22:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2023-11-23 21:22:00,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2023-11-23 21:22:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_7 [2023-11-23 21:22:00,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_7 [2023-11-23 21:22:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_6 [2023-11-23 21:22:00,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_6 [2023-11-23 21:22:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2023-11-23 21:22:00,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2023-11-23 21:22:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2023-11-23 21:22:00,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2023-11-23 21:22:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_set_channel [2023-11-23 21:22:00,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_set_channel [2023-11-23 21:22:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:22:00,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:22:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-23 21:22:00,424 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-23 21:22:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:22:00,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:22:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2023-11-23 21:22:00,425 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2023-11-23 21:22:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:22:00,425 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:22:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-11-23 21:22:00,425 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-11-23 21:22:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:22:00,425 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:22:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_int_disable [2023-11-23 21:22:00,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_int_disable [2023-11-23 21:22:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2023-11-23 21:22:00,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2023-11-23 21:22:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:22:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2023-11-23 21:22:00,426 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2023-11-23 21:22:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:22:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_stop [2023-11-23 21:22:00,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_stop [2023-11-23 21:22:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-23 21:22:00,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-23 21:22:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:22:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:22:00,426 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:22:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_init [2023-11-23 21:22:00,427 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_init [2023-11-23 21:22:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-23 21:22:00,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-23 21:22:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:22:00,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:22:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-23 21:22:00,427 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-23 21:22:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure _ieee80211_hw_set [2023-11-23 21:22:00,427 INFO L138 BoogieDeclarations]: Found implementation of procedure _ieee80211_hw_set [2023-11-23 21:22:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2023-11-23 21:22:00,427 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2023-11-23 21:22:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2023-11-23 21:22:00,428 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2023-11-23 21:22:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_readreg [2023-11-23 21:22:00,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_readreg [2023-11-23 21:22:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_beacon_work [2023-11-23 21:22:00,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_beacon_work [2023-11-23 21:22:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2023-11-23 21:22:00,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2023-11-23 21:22:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-23 21:22:00,428 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-23 21:22:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2023-11-23 21:22:00,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2023-11-23 21:22:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_rx [2023-11-23 21:22:00,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_rx [2023-11-23 21:22:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2023-11-23 21:22:00,429 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2023-11-23 21:22:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:22:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2023-11-23 21:22:00,429 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2023-11-23 21:22:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-23 21:22:00,429 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-23 21:22:00,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:22:00,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:22:00,430 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2023-11-23 21:22:00,430 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2023-11-23 21:22:00,430 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2023-11-23 21:22:00,430 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2023-11-23 21:22:00,430 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_conf_ac_parm [2023-11-23 21:22:00,430 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_conf_ac_parm [2023-11-23 21:22:00,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-23 21:22:00,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-23 21:22:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-23 21:22:00,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-23 21:22:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-23 21:22:00,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-23 21:22:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_stop [2023-11-23 21:22:00,431 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_stop [2023-11-23 21:22:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-23 21:22:00,431 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-23 21:22:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2023-11-23 21:22:00,431 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2023-11-23 21:22:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-23 21:22:00,432 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-23 21:22:00,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-23 21:22:00,432 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-23 21:22:00,432 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2023-11-23 21:22:00,432 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2023-11-23 21:22:00,432 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2023-11-23 21:22:00,432 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2023-11-23 21:22:00,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:22:00,432 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2023-11-23 21:22:00,432 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2023-11-23 21:22:00,433 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_three_wire_io [2023-11-23 21:22:00,433 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_three_wire_io [2023-11-23 21:22:00,433 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2023-11-23 21:22:00,433 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2023-11-23 21:22:00,433 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2023-11-23 21:22:00,433 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2023-11-23 21:22:00,433 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-11-23 21:22:00,433 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-11-23 21:22:01,670 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:22:01,677 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:22:02,428 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:22:13,011 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:22:19,908 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:22:19,908 INFO L309 CfgBuilder]: Removed 78 assume(true) statements. [2023-11-23 21:22:19,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:19 BoogieIcfgContainer [2023-11-23 21:22:19,912 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:22:19,916 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:22:19,916 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:22:19,920 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:22:19,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:53" (1/3) ... [2023-11-23 21:22:19,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ccba962 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:19, skipping insertion in model container [2023-11-23 21:22:19,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:59" (2/3) ... [2023-11-23 21:22:19,923 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ccba962 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:19, skipping insertion in model container [2023-11-23 21:22:19,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:19" (3/3) ... [2023-11-23 21:22:19,925 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i [2023-11-23 21:22:19,946 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:22:19,947 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:22:20,095 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:22:20,105 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;@140fa244, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:22:20,105 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:22:20,125 INFO L276 IsEmpty]: Start isEmpty. Operand has 3348 states, 1727 states have (on average 1.301679212507238) internal successors, (2248), 1882 states have internal predecessors, (2248), 1565 states have call successors, (1565), 133 states have call predecessors, (1565), 132 states have return successors, (1550), 1513 states have call predecessors, (1550), 1550 states have call successors, (1550) [2023-11-23 21:22:20,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-23 21:22:20,155 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:20,157 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:20,158 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:20,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:20,168 INFO L85 PathProgramCache]: Analyzing trace with hash 299231163, now seen corresponding path program 1 times [2023-11-23 21:22:20,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:22:20,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402913892] [2023-11-23 21:22:20,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:20,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:22:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:22,304 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2023-11-23 21:22:22,305 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:22:22,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402913892] [2023-11-23 21:22:22,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402913892] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:22,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:22,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:22:22,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795477621] [2023-11-23 21:22:22,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:22,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:22:22,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:22:22,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:22:22,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:22:22,378 INFO L87 Difference]: Start difference. First operand has 3348 states, 1727 states have (on average 1.301679212507238) internal successors, (2248), 1882 states have internal predecessors, (2248), 1565 states have call successors, (1565), 133 states have call predecessors, (1565), 132 states have return successors, (1550), 1513 states have call predecessors, (1550), 1550 states have call successors, (1550) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-23 21:22:26,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:27,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:31,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-23 21:22:33,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-23 21:22:35,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-23 21:22:37,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:22:37,079 INFO L93 Difference]: Finished difference Result 8816 states and 14191 transitions. [2023-11-23 21:22:37,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:22:37,083 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 212 [2023-11-23 21:22:37,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted.