Annotate `StackWalker`. (#68) #48

Job	Run time
Select platforms	1s
alpine-linux-x64	0s
docs / build (debug)	1m 9s
linux-x64 / build (debug)	1m 6s
linux-cross-compile / build (aarch64)	14m 20s
linux-cross-compile / build (arm)	14m 19s
linux-x64 / build (release)	1m 19s
linux-cross-compile / build (s390x)	14m 18s
linux-x64-hs-minimal / build (debug)	6m 53s
linux-cross-compile / build (ppc64le)	14m 20s
linux-cross-compile / build (riscv64)	14m 18s
linux-x64-hs-nopch / build (debug)	14m 17s
linux-x64-hs-optimized / build (debug)	14m 20s
linux-x64-hs-zero / build (debug)	11m 40s
linux-x86-hs / build (debug)	14m 17s
linux-x86-hs / build (release)	1m 25s
macos-aarch64 / build (debug)	1m 35s
macos-aarch64 / build (release)	1m 35s
macos-x64 / build (debug)	1m 56s
windows-aarch64 / build (debug)	5m 45s
macos-x64 / build (release)	1m 58s
windows-aarch64 / build (release)	5m 56s
windows-x64 / build (debug)	6m 19s
windows-x64 / build (release)	4m 8s
linux-x64	0s
macos-aarch64	0s
macos-x64	0s
windows-x64	0s
Remove bundle artifacts	3s
	2h 47m 17s

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