./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 527bcce2 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_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/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_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5 --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-527bcce [2023-11-21 19:48:16,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:48:16,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-21 19:48:16,692 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:48:16,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:48:16,733 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:48:16,733 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:48:16,734 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:48:16,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:48:16,735 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:48:16,736 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:48:16,737 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:48:16,737 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:48:16,738 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-21 19:48:16,738 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:48:16,739 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:48:16,739 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-21 19:48:16,740 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-21 19:48:16,740 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:48:16,741 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-21 19:48:16,741 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-21 19:48:16,742 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-21 19:48:16,743 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:48:16,743 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 19:48:16,744 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 19:48:16,744 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:48:16,745 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 19:48:16,745 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:48:16,746 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 19:48:16,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 19:48:16,747 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:48:16,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:48:16,747 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 19:48:16,748 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:48:16,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:48:16,748 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:48:16,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:48:16,749 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 19:48:16,749 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-21 19:48:16,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 19:48:16,750 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:48:16,750 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 19:48:16,750 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:48:16,751 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:48:16,751 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_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73e11d79da89f19153d89e853a8d4a3607f25d95ae579da9c148a59839e48ce3 [2023-11-21 19:48:17,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:48:17,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:48:17,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:48:17,074 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:48:17,075 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:48:17,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/../../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 [2023-11-21 19:48:20,176 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:48:20,993 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:48:20,997 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/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 [2023-11-21 19:48:21,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/data/486d63bbb/b60f945f629f41ac808b367731574269/FLAG0b604cdaf [2023-11-21 19:48:21,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/data/486d63bbb/b60f945f629f41ac808b367731574269 [2023-11-21 19:48:21,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:48:21,115 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:48:21,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:48:21,117 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:48:21,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:48:21,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:48:21" (1/1) ... [2023-11-21 19:48:21,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112c9fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:21, skipping insertion in model container [2023-11-21 19:48:21,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:48:21" (1/1) ... [2023-11-21 19:48:21,382 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:48:25,265 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_d62e5497-a487-4aad-9d65-f6346730d88d/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] [2023-11-21 19:48:25,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:48:25,449 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 19:48:25,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7211] [2023-11-21 19:48:25,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7219] [2023-11-21 19:48:25,695 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] [2023-11-21 19:48:25,699 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] [2023-11-21 19:48:25,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8350] [2023-11-21 19:48:25,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8357] [2023-11-21 19:48:25,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8743] [2023-11-21 19:48:25,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8745] [2023-11-21 19:48:26,068 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_d62e5497-a487-4aad-9d65-f6346730d88d/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] [2023-11-21 19:48:26,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:48:26,277 INFO L206 MainTranslator]: Completed translation [2023-11-21 19:48:26,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26 WrapperNode [2023-11-21 19:48:26,279 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 19:48:26,280 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 19:48:26,280 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 19:48:26,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 19:48:26,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (1/1) ... [2023-11-21 19:48:26,498 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (1/1) ... [2023-11-21 19:48:26,863 INFO L138 Inliner]: procedures = 440, calls = 4582, calls flagged for inlining = 181, calls inlined = 178, statements flattened = 9223 [2023-11-21 19:48:26,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 19:48:26,865 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 19:48:26,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 19:48:26,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 19:48:26,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (1/1) ... [2023-11-21 19:48:26,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (1/1) ... [2023-11-21 19:48:26,941 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (1/1) ... [2023-11-21 19:48:26,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (1/1) ... [2023-11-21 19:48:27,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (1/1) ... [2023-11-21 19:48:27,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (1/1) ... [2023-11-21 19:48:27,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (1/1) ... [2023-11-21 19:48:27,487 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (1/1) ... [2023-11-21 19:48:27,546 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 19:48:27,548 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 19:48:27,548 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 19:48:27,550 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 19:48:27,551 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (1/1) ... [2023-11-21 19:48:27,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:48:27,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:48:27,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 19:48:27,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62e5497-a487-4aad-9d65-f6346730d88d/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 19:48:27,651 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2023-11-21 19:48:27,651 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2023-11-21 19:48:27,651 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2023-11-21 19:48:27,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2023-11-21 19:48:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2023-11-21 19:48:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2023-11-21 19:48:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2023-11-21 19:48:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2023-11-21 19:48:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-21 19:48:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-21 19:48:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 19:48:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 19:48:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-21 19:48:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-21 19:48:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 19:48:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 19:48:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2023-11-21 19:48:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2023-11-21 19:48:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2023-11-21 19:48:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2023-11-21 19:48:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_writereg [2023-11-21 19:48:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_writereg [2023-11-21 19:48:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-11-21 19:48:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-11-21 19:48:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_generic_frame_duration [2023-11-21 19:48:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_generic_frame_duration [2023-11-21 19:48:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-21 19:48:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-21 19:48:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-21 19:48:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-21 19:48:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2023-11-21 19:48:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2023-11-21 19:48:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-21 19:48:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-21 19:48:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 19:48:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 19:48:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2023-11-21 19:48:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2023-11-21 19:48:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2023-11-21 19:48:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2023-11-21 19:48:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2023-11-21 19:48:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2023-11-21 19:48:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2023-11-21 19:48:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2023-11-21 19:48:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2023-11-21 19:48:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2023-11-21 19:48:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2023-11-21 19:48:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2023-11-21 19:48:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 19:48:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 19:48:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-21 19:48:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-21 19:48:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 19:48:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2023-11-21 19:48:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2023-11-21 19:48:27,660 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2023-11-21 19:48:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2023-11-21 19:48:27,660 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 19:48:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 19:48:27,660 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2023-11-21 19:48:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2023-11-21 19:48:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 19:48:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2023-11-21 19:48:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2023-11-21 19:48:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-21 19:48:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-21 19:48:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 19:48:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 19:48:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2023-11-21 19:48:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2023-11-21 19:48:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 19:48:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-21 19:48:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-21 19:48:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2023-11-21 19:48:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2023-11-21 19:48:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2023-11-21 19:48:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2023-11-21 19:48:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 19:48:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_10 [2023-11-21 19:48:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_10 [2023-11-21 19:48:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-21 19:48:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-21 19:48:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2023-11-21 19:48:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2023-11-21 19:48:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 19:48:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 19:48:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-11-21 19:48:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-11-21 19:48:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-21 19:48:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-21 19:48:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-21 19:48:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-21 19:48:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2023-11-21 19:48:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2023-11-21 19:48:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2023-11-21 19:48:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2023-11-21 19:48:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-21 19:48:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-21 19:48:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-21 19:48:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-21 19:48:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2023-11-21 19:48:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2023-11-21 19:48:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2023-11-21 19:48:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2023-11-21 19:48:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2023-11-21 19:48:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2023-11-21 19:48:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-21 19:48:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-21 19:48:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-11-21 19:48:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-11-21 19:48:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 19:48:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 19:48:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-21 19:48:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-21 19:48:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-11-21 19:48:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-11-21 19:48:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2023-11-21 19:48:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2023-11-21 19:48:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 19:48:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 19:48:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 19:48:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 19:48:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 19:48:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_10 [2023-11-21 19:48:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_10 [2023-11-21 19:48:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2023-11-21 19:48:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2023-11-21 19:48:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_init [2023-11-21 19:48:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_init [2023-11-21 19:48:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2023-11-21 19:48:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2023-11-21 19:48:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_resume [2023-11-21 19:48:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_resume [2023-11-21 19:48:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam2 [2023-11-21 19:48:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam2 [2023-11-21 19:48:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2023-11-21 19:48:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2023-11-21 19:48:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2023-11-21 19:48:27,673 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2023-11-21 19:48:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2023-11-21 19:48:27,673 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2023-11-21 19:48:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_basic_rates [2023-11-21 19:48:27,673 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_basic_rates [2023-11-21 19:48:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2023-11-21 19:48:27,674 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2023-11-21 19:48:27,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 19:48:27,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 19:48:27,674 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-21 19:48:27,674 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-21 19:48:27,674 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2023-11-21 19:48:27,674 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2023-11-21 19:48:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 19:48:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 19:48:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_tx [2023-11-21 19:48:27,675 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_tx [2023-11-21 19:48:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 19:48:27,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 19:48:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2023-11-21 19:48:27,676 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2023-11-21 19:48:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-21 19:48:27,676 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-21 19:48:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_5 [2023-11-21 19:48:27,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_5 [2023-11-21 19:48:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_4 [2023-11-21 19:48:27,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_4 [2023-11-21 19:48:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_9 [2023-11-21 19:48:27,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_9 [2023-11-21 19:48:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_8 [2023-11-21 19:48:27,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_8 [2023-11-21 19:48:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2023-11-21 19:48:27,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2023-11-21 19:48:27,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_7 [2023-11-21 19:48:27,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_7 [2023-11-21 19:48:27,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_6 [2023-11-21 19:48:27,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_6 [2023-11-21 19:48:27,678 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2023-11-21 19:48:27,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2023-11-21 19:48:27,679 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2023-11-21 19:48:27,679 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2023-11-21 19:48:27,679 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_set_channel [2023-11-21 19:48:27,679 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_set_channel [2023-11-21 19:48:27,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 19:48:27,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 19:48:27,679 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-21 19:48:27,680 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-21 19:48:27,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-21 19:48:27,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-21 19:48:27,680 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2023-11-21 19:48:27,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2023-11-21 19:48:27,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 19:48:27,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 19:48:27,681 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-11-21 19:48:27,681 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-11-21 19:48:27,681 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 19:48:27,681 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 19:48:27,681 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_int_disable [2023-11-21 19:48:27,681 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_int_disable [2023-11-21 19:48:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2023-11-21 19:48:27,682 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2023-11-21 19:48:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 19:48:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2023-11-21 19:48:27,682 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2023-11-21 19:48:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 19:48:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_stop [2023-11-21 19:48:27,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_stop [2023-11-21 19:48:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-21 19:48:27,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-21 19:48:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 19:48:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 19:48:27,683 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 19:48:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_init [2023-11-21 19:48:27,684 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_init [2023-11-21 19:48:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-21 19:48:27,684 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-21 19:48:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-21 19:48:27,684 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-21 19:48:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-21 19:48:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-21 19:48:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure _ieee80211_hw_set [2023-11-21 19:48:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure _ieee80211_hw_set [2023-11-21 19:48:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2023-11-21 19:48:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2023-11-21 19:48:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2023-11-21 19:48:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2023-11-21 19:48:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_readreg [2023-11-21 19:48:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_readreg [2023-11-21 19:48:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_beacon_work [2023-11-21 19:48:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_beacon_work [2023-11-21 19:48:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2023-11-21 19:48:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2023-11-21 19:48:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-21 19:48:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-21 19:48:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2023-11-21 19:48:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2023-11-21 19:48:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_rx [2023-11-21 19:48:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_rx [2023-11-21 19:48:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2023-11-21 19:48:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2023-11-21 19:48:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 19:48:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2023-11-21 19:48:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2023-11-21 19:48:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-21 19:48:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-21 19:48:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 19:48:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 19:48:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2023-11-21 19:48:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2023-11-21 19:48:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2023-11-21 19:48:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2023-11-21 19:48:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_conf_ac_parm [2023-11-21 19:48:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_conf_ac_parm [2023-11-21 19:48:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-21 19:48:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-21 19:48:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-21 19:48:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-21 19:48:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-21 19:48:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-21 19:48:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_stop [2023-11-21 19:48:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_stop [2023-11-21 19:48:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-21 19:48:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-21 19:48:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2023-11-21 19:48:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2023-11-21 19:48:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-21 19:48:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-21 19:48:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-21 19:48:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-21 19:48:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2023-11-21 19:48:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2023-11-21 19:48:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2023-11-21 19:48:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2023-11-21 19:48:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 19:48:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2023-11-21 19:48:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2023-11-21 19:48:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_three_wire_io [2023-11-21 19:48:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_three_wire_io [2023-11-21 19:48:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2023-11-21 19:48:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2023-11-21 19:48:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2023-11-21 19:48:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2023-11-21 19:48:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-11-21 19:48:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-11-21 19:48:28,811 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 19:48:28,817 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 19:48:29,449 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 19:48:42,265 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 19:48:49,122 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 19:48:49,122 INFO L308 CfgBuilder]: Removed 78 assume(true) statements. [2023-11-21 19:48:49,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:48:49 BoogieIcfgContainer [2023-11-21 19:48:49,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 19:48:49,128 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 19:48:49,128 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 19:48:49,132 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 19:48:49,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 07:48:21" (1/3) ... [2023-11-21 19:48:49,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@774c3b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:48:49, skipping insertion in model container [2023-11-21 19:48:49,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:48:26" (2/3) ... [2023-11-21 19:48:49,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@774c3b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:48:49, skipping insertion in model container [2023-11-21 19:48:49,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:48:49" (3/3) ... [2023-11-21 19:48:49,135 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 [2023-11-21 19:48:49,157 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 19:48:49,157 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 19:48:49,287 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 19:48:49,298 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;@119fe870, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 19:48:49,298 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 19:48:49,320 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) [2023-11-21 19:48:49,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-21 19:48:49,358 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:48:49,360 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] [2023-11-21 19:48:49,361 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:48:49,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:48:49,369 INFO L85 PathProgramCache]: Analyzing trace with hash 299231163, now seen corresponding path program 1 times [2023-11-21 19:48:49,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:48:49,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157585523] [2023-11-21 19:48:49,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:48:49,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:48:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:48:51,449 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2023-11-21 19:48:51,449 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:48:51,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157585523] [2023-11-21 19:48:51,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157585523] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:48:51,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:48:51,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:48:51,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219462709] [2023-11-21 19:48:51,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:48:51,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:48:51,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:48:51,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:48:51,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:48:51,521 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) [2023-11-21 19:48:55,100 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 [] [2023-11-21 19:48:57,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 19:49:01,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-21 19:49:03,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-21 19:49:05,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers []