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[CI] iOS 18 device fails to connect with LLDB on Xcode 26.2 #185150

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@vashworth

https://luci-milo.appspot.com/ui/p/flutter/builders/prod/Mac_ios%20backdrop_filter_perf_ios__timeline_summary/27193/overview

 [2026-04-16 02:32:28.125425] [STDOUT] stdout: [   +4 ms] executing: lldb
 [2026-04-16 02:32:29.063991] [STDOUT] stdout: [ +938 ms] [lldb]: (lldb) device select 00008140-00160D5034F0801C
 [2026-04-16 02:32:29.693547] [STDOUT] stdout: [ +629 ms] [lldb]: (lldb) breakpoint set --func-regex '^NOTIFY_DEBUGGER_ABOUT_RX_PAGES$'
 [2026-04-16 02:32:29.694147] [STDOUT] stdout: [        ] [lldb]: Breakpoint 1: no locations (pending).
 [2026-04-16 02:32:29.694241] [STDOUT] stdout: [        ] [lldb]: Breakpoint set in dummy target, will get copied into future targets.
 [2026-04-16 02:32:29.694726] [STDOUT] stdout: [        ] [lldb]: (lldb) breakpoint command add --script-type python 1
 [2026-04-16 02:32:29.732521] [STDOUT] stdout: [  +37 ms] [lldb]: (lldb) script lldb.debugger.SetAsync(False)
 [2026-04-16 02:32:29.733830] [STDOUT] stdout: [   +1 ms] [lldb]: (lldb) device process attach --pid 734
 [2026-04-16 02:32:30.279842] [STDOUT] stdout: [ +545 ms] [lldb]: Process 734 stopped
 [2026-04-16 02:32:30.279859] [STDOUT] stdout: [        ] [lldb]: * thread #1, stop reason = signal SIGSTOP
 [2026-04-16 02:32:30.279885] [STDOUT] stdout: [        ] [lldb]:     frame #0: 0x0000000100dd2330 dyld`_dyld_start
 [2026-04-16 02:32:30.279888] [STDOUT] stdout: [        ] [lldb]: dyld`_dyld_start:
 [2026-04-16 02:32:30.279890] [STDOUT] stdout: [        ] [lldb]: ->  0x100dd2330 <+0>:  mov    x0, sp
 [2026-04-16 02:32:30.279891] [STDOUT] stdout: [        ] [lldb]:     0x100dd2334 <+4>:  and    sp, x0, #0xfffffffffffffff0
 [2026-04-16 02:32:30.279893] [STDOUT] stdout: [        ] [lldb]:     0x100dd2338 <+8>:  mov    x29, #0x0                 ; =0 
 [2026-04-16 02:32:30.279950] [STDOUT] stdout: [        ] [lldb]:     0x100dd233c <+12>: mov    x30, #0x0                 ; =0 
 [2026-04-16 02:32:30.279956] [STDOUT] stdout: [        ] [lldb]: Target 0: (Runner) stopped.
 [2026-04-16 02:32:30.280354] [STDOUT] stdout: [        ] [lldb]: (lldb) process continue
 [2026-04-16 02:32:33.246480] [STDOUT] stdout: [+2965 ms] 2026-04-16 02:46:20.742446-0700 Runner[734:169244] [UIFocus] FlutterView implements focusItemsInRect: - caching for linear focus movement is limited as long as this view is on screen.
 [2026-04-16 02:32:33.386577] [STDOUT] stdout: [ +139 ms] 2026-04-16 02:46:20.884205-0700 Runner[734:169244] fopen failed for data file: errno = 2 (No such file or directory)
 [2026-04-16 02:32:33.386883] [STDOUT] stdout: [        ] 2026-04-16 02:46:20.884367-0700 Runner[734:169244] Errors found! Invalidating cache...
 [2026-04-16 02:32:33.428215] [STDOUT] stdout: [  +41 ms] 2026-04-16 02:46:20.925344-0700 Runner[734:169244] fopen failed for data file: errno = 2 (No such file or directory)
 [2026-04-16 02:32:33.428323] [STDOUT] stdout: [        ] 2026-04-16 02:46:20.925451-0700 Runner[734:169244] Errors found! Invalidating cache...
 [2026-04-16 02:32:33.440401] [STDOUT] stdout: [  +12 ms] 2026-04-16 02:46:20.938115-0700 Runner[734:169244] Warning: Unable to create restoration in progress marker file
 [2026-04-16 02:32:33.498277] [STDOUT] stdout: [  +57 ms] 2026-04-16 02:46:20.995636-0700 Runner[734:169312] [General] Failed to send CA Event for app launch measurements for ca_event_type: 1 event_name: com.apple.app_launch_measurement.ExtendedLaunchMetrics
 [2026-04-16 02:33:28.131754] [STDOUT] stderr: [+54631 ms] LLDB is taking longer than expected to start debugging the app. LLDB debugging can be disabled for the project by adding the following in the project's pubspec.yaml:
 [2026-04-16 02:33:28.131839] [STDOUT] stderr:             flutter:
 [2026-04-16 02:33:28.131857] [STDOUT] stderr:               config:
 [2026-04-16 02:33:28.131909] [STDOUT] stderr:                 enable-lldb-debugging: false
 [2026-04-16 02:33:28.131959] [STDOUT] stderr:             Or disable LLDB debugging globally with the following command:
 [2026-04-16 02:33:28.131970] [STDOUT] stderr:               "flutter config --no-enable-lldb-debugging"

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    infra: device labInfrastructure device lab problemsplatform-iosiOS applications specificallyplatform-macosBuilding on or for macOS specificallyteam-iosOwned by iOS platform team

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