/usr/share/lintian/overrides/golang-golang-x-crypto-dev is in golang-golang-x-crypto-dev 1:0.0~git20170629.0.5ef0053-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | # Upstream doesn't provide an individual changelog.
golang-golang-x-crypto-dev: no-upstream-changelog
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