Re: I can not run 'guix pull', how to deal with

[Konrad Hinsen]

On 07/05/2017 11:36, Ludovic Courtès wrote:

> > guix pull: error: build failed: some substitutes for the outputs of derivation 
> > `/gnu/store/d1qkv7x8ayi75qjlg7d5j5g1h7y4fl5p-make-boot0-4.2.1.drv' failed 
> > (usually happens due to networking issues); try `--fallback' to build 
> > derivation from source
>
> I fixed it yesterday, let me know how that goes.

There seems to be a reservoir of similar bugs. Here is the one I just 
ran into:

hash mismatch in downloaded path 
`/gnu/store/q6rbp7s542jkhrhz04hsp2i60gw0h4as-python-2.7.12': expected 
aea4335a5e6d65a36ed74561b15f8242773c49110be30d8ab7b43590f0568e60, got 
49b3fc5b436309b4d097ed3c84946d5cab742db6159d76f5ad7a1d7896a2760f
fetching path `/gnu/store/9761yfpvyr1fcpjhry8pgb3f0k6kj8n4-sed-4.2.2'...
killing process 3685
guix pull: error: build failed: some substitutes for the outputs of 
derivation 
`/gnu/store/wn2068qzbyh1v64dxxwbfjik7cjq0sji-python-2.7.12.drv' failed 
(usually happens due to networking issues); try `--fallback' to build 
derivation from source

Does hydra have any kind of self-checking mechanism? It would be nice if 
such issues would be resolved automatically.

Konrad.