./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8187--rtl8187.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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8187--rtl8187.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f81d244572c9a77eee348ee40397ea85f2dfad22a6619aa4d31ee137ff878aa4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:02:39,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:02:39,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 21:02:39,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:02:39,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:02:40,044 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:02:40,046 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:02:40,047 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:02:40,048 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:02:40,055 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:02:40,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:02:40,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:02:40,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:02:40,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:02:40,060 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:02:40,061 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:02:40,062 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:02:40,062 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 21:02:40,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:02:40,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:02:40,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:02:40,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:02:40,066 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:02:40,066 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:02:40,067 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:02:40,067 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:02:40,068 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:02:40,068 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:02:40,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:02:40,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:02:40,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:02:40,071 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:02:40,072 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 21:02:40,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 21:02:40,072 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:02:40,072 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:02:40,073 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:02:40,073 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:02:40,073 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:02:40,073 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f81d244572c9a77eee348ee40397ea85f2dfad22a6619aa4d31ee137ff878aa4 [2023-11-21 21:02:40,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:02:40,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:02:40,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:02:40,491 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:02:40,491 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:02:40,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8187--rtl8187.ko-entry_point.cil.out.i [2023-11-21 21:02:43,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:02:44,652 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:02:44,652 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8187--rtl8187.ko-entry_point.cil.out.i [2023-11-21 21:02:44,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/data/f49936206/f3c6f277fc8d4e8093f5c98387b3e6dd/FLAGafecb4c15 [2023-11-21 21:02:44,741 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/data/f49936206/f3c6f277fc8d4e8093f5c98387b3e6dd [2023-11-21 21:02:44,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:02:44,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:02:44,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:02:44,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:02:44,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:02:44,764 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:02:44" (1/1) ... [2023-11-21 21:02:44,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7557b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:44, skipping insertion in model container [2023-11-21 21:02:44,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:02:44" (1/1) ... [2023-11-21 21:02:45,033 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:02:46,356 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_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8187--rtl8187.ko-entry_point.cil.out.i[205376,205389] [2023-11-21 21:02:47,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:02:47,946 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:02:48,165 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [6923] [2023-11-21 21:02:48,183 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_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8187--rtl8187.ko-entry_point.cil.out.i[205376,205389] [2023-11-21 21:02:48,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:02:48,633 WARN L675 CHandler]: The function __VERIFIER_nondet_u16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:48,633 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:48,634 WARN L675 CHandler]: The function __VERIFIER_nondet_u32 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:48,642 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:02:48,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48 WrapperNode [2023-11-21 21:02:48,643 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:02:48,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:02:48,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:02:48,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:02:48,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:48,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:49,104 INFO L138 Inliner]: procedures = 307, calls = 3914, calls flagged for inlining = 137, calls inlined = 133, statements flattened = 7122 [2023-11-21 21:02:49,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:02:49,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:02:49,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:02:49,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:02:49,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:49,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:49,171 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:50,767 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 21:02:50,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:50,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:51,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:51,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:51,111 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:51,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:51,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:02:51,237 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:02:51,238 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:02:51,238 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:02:51,239 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (1/1) ... [2023-11-21 21:02:51,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:02:51,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:51,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:51,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39e6a0a-60cb-404d-8051-f2d72e6e9ba9/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:02:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2023-11-21 21:02:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2023-11-21 21:02:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_register_led [2023-11-21 21:02:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_register_led [2023-11-21 21:02:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-21 21:02:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-21 21:02:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-21 21:02:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-21 21:02:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_add_interface [2023-11-21 21:02:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_add_interface [2023-11-21 21:02:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2023-11-21 21:02:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2023-11-21 21:02:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 21:02:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 21:02:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 21:02:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 21:02:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2023-11-21 21:02:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2023-11-21 21:02:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-11-21 21:02:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-11-21 21:02:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2023-11-21 21:02:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2023-11-21 21:02:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-21 21:02:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-21 21:02:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2023-11-21 21:02:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2023-11-21 21:02:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_1 [2023-11-21 21:02:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_1 [2023-11-21 21:02:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2023-11-21 21:02:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2023-11-21 21:02:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 21:02:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 21:02:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_2 [2023-11-21 21:02:51,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_2 [2023-11-21 21:02:51,331 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2023-11-21 21:02:51,331 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2023-11-21 21:02:51,331 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2023-11-21 21:02:51,331 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2023-11-21 21:02:51,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2023-11-21 21:02:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2023-11-21 21:02:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_status_irqsafe [2023-11-21 21:02:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_status_irqsafe [2023-11-21 21:02:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_b_rf_init [2023-11-21 21:02:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_b_rf_init [2023-11-21 21:02:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-21 21:02:51,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-21 21:02:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-21 21:02:51,333 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-21 21:02:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 21:02:51,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 21:02:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 21:02:51,333 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 21:02:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 21:02:51,334 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 21:02:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2023-11-21 21:02:51,334 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2023-11-21 21:02:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_remove_interface [2023-11-21 21:02:51,334 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_remove_interface [2023-11-21 21:02:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 21:02:51,335 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 21:02:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2023-11-21 21:02:51,335 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2023-11-21 21:02:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 21:02:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_stop [2023-11-21 21:02:51,335 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_stop [2023-11-21 21:02:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_set_anaparam [2023-11-21 21:02:51,336 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_set_anaparam [2023-11-21 21:02:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-21 21:02:51,336 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-21 21:02:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_configure_filter [2023-11-21 21:02:51,336 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_configure_filter [2023-11-21 21:02:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2023-11-21 21:02:51,337 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2023-11-21 21:02:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 21:02:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_rfkill_poll [2023-11-21 21:02:51,337 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_rfkill_poll [2023-11-21 21:02:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-21 21:02:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-21 21:02:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2023-11-21 21:02:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 21:02:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 21:02:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_rfkill_set_hw_state [2023-11-21 21:02:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_rfkill_set_hw_state [2023-11-21 21:02:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2023-11-21 21:02:51,339 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2023-11-21 21:02:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 21:02:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 21:02:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2023-11-21 21:02:51,339 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2023-11-21 21:02:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 21:02:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 21:02:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_config [2023-11-21 21:02:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_config [2023-11-21 21:02:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-21 21:02:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-21 21:02:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2023-11-21 21:02:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2023-11-21 21:02:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-21 21:02:51,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-21 21:02:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-21 21:02:51,341 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-21 21:02:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-21 21:02:51,341 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-21 21:02:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2023-11-21 21:02:51,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2023-11-21 21:02:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8_idx [2023-11-21 21:02:51,342 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8_idx [2023-11-21 21:02:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-21 21:02:51,342 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-21 21:02:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_is_radio_enabled [2023-11-21 21:02:51,343 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_is_radio_enabled [2023-11-21 21:02:51,343 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_disconnect [2023-11-21 21:02:51,343 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_disconnect [2023-11-21 21:02:51,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2023-11-21 21:02:51,343 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2023-11-21 21:02:51,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-21 21:02:51,344 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-21 21:02:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-21 21:02:51,344 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-21 21:02:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-11-21 21:02:51,344 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-11-21 21:02:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 21:02:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-21 21:02:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-21 21:02:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2023-11-21 21:02:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2023-11-21 21:02:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-21 21:02:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-21 21:02:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 21:02:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 21:02:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 21:02:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2023-11-21 21:02:51,346 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2023-11-21 21:02:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 21:02:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_write_phy [2023-11-21 21:02:51,346 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_write_phy [2023-11-21 21:02:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_tx [2023-11-21 21:02:51,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_tx [2023-11-21 21:02:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 21:02:51,347 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 21:02:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-21 21:02:51,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-21 21:02:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2023-11-21 21:02:51,348 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2023-11-21 21:02:51,348 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-21 21:02:51,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-21 21:02:51,348 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_conf_tx [2023-11-21 21:02:51,348 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_conf_tx [2023-11-21 21:02:51,348 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2023-11-21 21:02:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2023-11-21 21:02:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 21:02:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 21:02:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 21:02:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2023-11-21 21:02:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2023-11-21 21:02:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2023-11-21 21:02:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2023-11-21 21:02:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2023-11-21 21:02:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2023-11-21 21:02:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 21:02:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 21:02:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_unregister_led [2023-11-21 21:02:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_unregister_led [2023-11-21 21:02:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2023-11-21 21:02:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_init_urbs [2023-11-21 21:02:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_init_urbs [2023-11-21 21:02:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_name [2023-11-21 21:02:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_name [2023-11-21 21:02:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 21:02:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_bss_info_changed [2023-11-21 21:02:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_bss_info_changed [2023-11-21 21:02:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:02:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-21 21:02:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-21 21:02:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-11-21 21:02:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-11-21 21:02:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2023-11-21 21:02:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2023-11-21 21:02:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 21:02:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 21:02:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 21:02:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_RXCB [2023-11-21 21:02:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_RXCB [2023-11-21 21:02:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 21:02:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 21:02:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-21 21:02:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-21 21:02:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2023-11-21 21:02:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2023-11-21 21:02:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-21 21:02:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-21 21:02:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-21 21:02:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-21 21:02:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_get_tsf [2023-11-21 21:02:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_get_tsf [2023-11-21 21:02:51,356 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-21 21:02:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-21 21:02:51,356 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2023-11-21 21:02:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2023-11-21 21:02:51,356 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-21 21:02:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-21 21:02:51,356 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32_idx [2023-11-21 21:02:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32_idx [2023-11-21 21:02:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2023-11-21 21:02:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2023-11-21 21:02:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2023-11-21 21:02:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2023-11-21 21:02:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16_idx [2023-11-21 21:02:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16_idx [2023-11-21 21:02:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_cmd_reset [2023-11-21 21:02:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_cmd_reset [2023-11-21 21:02:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2023-11-21 21:02:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2023-11-21 21:02:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_prepare_multicast [2023-11-21 21:02:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_prepare_multicast [2023-11-21 21:02:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-21 21:02:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-21 21:02:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 21:02:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-11-21 21:02:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-11-21 21:02:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2023-11-21 21:02:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2023-11-21 21:02:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2023-11-21 21:02:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2023-11-21 21:02:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-21 21:02:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:02:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:02:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-11-21 21:02:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-11-21 21:02:52,215 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:02:52,223 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:02:52,603 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 21:03:04,658 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:03:12,535 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:03:12,535 INFO L308 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-21 21:03:12,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:03:12 BoogieIcfgContainer [2023-11-21 21:03:12,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:03:12,543 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:03:12,543 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:03:12,547 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:03:12,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:02:44" (1/3) ... [2023-11-21 21:03:12,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@504b9843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:03:12, skipping insertion in model container [2023-11-21 21:03:12,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:48" (2/3) ... [2023-11-21 21:03:12,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@504b9843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:03:12, skipping insertion in model container [2023-11-21 21:03:12,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:03:12" (3/3) ... [2023-11-21 21:03:12,550 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8187--rtl8187.ko-entry_point.cil.out.i [2023-11-21 21:03:12,572 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:03:12,572 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 21:03:12,680 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:03:12,688 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=PETRI_NET, 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;@543e454e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:03:12,688 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 21:03:12,702 INFO L276 IsEmpty]: Start isEmpty. Operand has 2127 states, 1067 states have (on average 1.2558575445173383) internal successors, (1340), 1112 states have internal predecessors, (1340), 954 states have call successors, (954), 105 states have call predecessors, (954), 104 states have return successors, (947), 932 states have call predecessors, (947), 947 states have call successors, (947) [2023-11-21 21:03:12,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 21:03:12,715 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:03:12,716 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:03:12,716 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:03:12,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:03:12,722 INFO L85 PathProgramCache]: Analyzing trace with hash 774349000, now seen corresponding path program 1 times [2023-11-21 21:03:12,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:03:12,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705055146] [2023-11-21 21:03:12,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:03:12,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:03:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:14,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:03:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:14,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-21 21:03:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:14,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-21 21:03:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:14,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-21 21:03:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:14,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-21 21:03:14,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:14,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-21 21:03:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:14,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-21 21:03:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:14,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-21 21:03:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:14,181 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-21 21:03:14,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:03:14,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705055146] [2023-11-21 21:03:14,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705055146] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:03:14,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:03:14,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 21:03:14,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759818514] [2023-11-21 21:03:14,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:03:14,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 21:03:14,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:03:14,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 21:03:14,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 21:03:14,236 INFO L87 Difference]: Start difference. First operand has 2127 states, 1067 states have (on average 1.2558575445173383) internal successors, (1340), 1112 states have internal predecessors, (1340), 954 states have call successors, (954), 105 states have call predecessors, (954), 104 states have return successors, (947), 932 states have call predecessors, (947), 947 states have call successors, (947) Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2023-11-21 21:03:21,769 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 21:03:23,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:03:25,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:03:27,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:03:28,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:03:29,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []