Eval

lib/test-driver: fix reading command output for other distros #61805

Job	Run time
get-merge-commit / resolve-merge-commit	3s
Eval nixpkgs with aliases enabled	42s
Attributes	1m 11s
Outpaths (aarch64-linux)	3m 37s
Outpaths (aarch64-darwin)	3m 21s
Outpaths (x86_64-linux)	3m 58s
Outpaths (x86_64-darwin)	3m 26s
Process	1m 14s
Tag	41s
	18m 13s

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