more detailed error messages #845

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Job	Run time
test-client-check	49s
check	39s
matrix	45s
test-client-matrix	48s
clippy	43s
tests	8m 48s
Check MSRV	35s
build (x86_64-unknown-linux-musl)	6m 34s
build (i686-unknown-linux-musl)	8m 9s
build (armv7-unknown-linux-musleabihf)	4m 28s
build (aarch64-unknown-linux-musl)	4m 44s
build (x86_64-unknown-freebsd)	6m 55s
Build test client (x86_64-unknown-linux-musl)	55s
test-client-clippy	38s
Build test client (i686-unknown-linux-musl)	53s
Build test client (armv7-unknown-linux-musleabihf)	50s
Build test client (aarch64-unknown-linux-musl)	52s
Build test client (x86_64-unknown-freebsd)	54s
Build test client (.exe, x86_64-pc-windows-gnu)	58s
Package nightly release	1m 6s
	51m 3s

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