Classify FIXMEs #676

Job	Run time
Style check	22s
Verify build (stable, ubuntu-24.04)	2m 24s
Verify build (stable, macos-14)	18s
Check #[cfg]s	10s
Verify build (stable, windows-2022)	4m 8s
Test tier1 (i686-unknown-linux-gnu, true, ubuntu-24.04)	3m 24s
Verify build (nightly, ubuntu-24.04)	16m 39s
Test tier1 (x86_64-unknown-linux-gnu, true, ubuntu-24.04)	3m 13s
Verify build (nightly, macos-14)	1m 5s
Verify build (nightly, windows-2022)	2m 52s
Test tier1 (aarch64-apple-darwin, macos-14)	1m 2s
Verify build (1.63.0, ubuntu-24.04)	4m 13s
Test tier1 (x86_64-pc-windows-gnu, windows-2022, 64, x86_64)	3m 56s
Verify build (1.63.0, macos-14)	1m 40s
Test tier1 (x86_64-pc-windows-msvc, windows-2022)	3m 38s
Verify build (1.63.0, windows-2022)	5m 21s
Test tier1 (i686-pc-windows-msvc, windows-2022)	3m 54s
Verify build (beta, ubuntu-24.04)	2m 22s
Test tier2	0s
Test tier2 VM	0s
success	1s
	1h 0m 42s

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