Test

Tweak `Error` representation #1882

Job	Run time
Cross (aarch64-unknown-linux-gnu)	28s
Cross (powerpc-unknown-linux-gnu)	23s
FreeBSD VM	2m 24s
Linux (x86_64-unknown-linux-musl)	15s
iOS Simulator	3m 52s
Linux (i686-unknown-linux-musl)	18s
OpenBSD VM	2m 9s
Sanitizer	32s
Tier 1 (ubuntu-24.04, nightly)	14s
WASI	19s
Web	29s
Tier 1 (ubuntu-24.04, beta)	14s
Web with Atomics	56s
Tier 1 (ubuntu-24.04, stable)	10s
Windows (stable-x86_64-gnu)	46s
Tier 1 (ubuntu-24.04, 1.63)	17s
Windows (stable-i686-gnu)	42s
Windows 7 (on Windows 10)	1m 46s
Tier 1 (windows-2022, nightly)	46s
Windows (stable-i686-msvc)	55s
Tier 1 (windows-2022, beta)	46s
Tier 1 (windows-2022, stable)	2m 16s
Tier 1 (windows-2022, 1.63)	47s
Tier 1 (macos-14, stable)	21s
	22m 5s

Provide feedback