Partial build log
source> remote: Counting objects: 100% (359/359), done.
source> remote: Compressing objects: 100% (299/299), done.
source> remote: Total 359 (delta 122), reused 158 (delta 46), pack-reused 0
source> Receiving objects: 100% (359/359), 1.03 MiB | 9.22 MiB/s, done.
source> Resolving deltas: 100% (122/122), done.
source> From https://github.com/google/googletest
source> * branch ec44c6c1675c25b9827aacd08c02433cccde7780 -> FETCH_HEAD
source> Switched to a new branch 'fetchgit'
source> Initialized empty Git repository in /nix/store/l3y3rp2dr3qj748h2a7lnm0bs327h5p2-source/thirdparty/libbacktrace/.git/
source> remote: Enumerating objects: 72, done.
source> remote: Counting objects: 100% (72/72), done.
source> remote: Compressing objects: 100% (70/70), done.
source> remote: Total 72 (delta 24), reused 13 (delta 1), pack-reused 0
source> Unpacking objects: 100% (72/72), 604.80 KiB | 1.51 MiB/s, done.
source> From https://github.com/ianlancetaylor/libbacktrace
source> * branch dedbe13fda00253fe5d4f2fb812c909729ed5937 -> FETCH_HEAD
source> Switched to a new branch 'fetchgit'
source> Initialized empty Git repository in /nix/store/l3y3rp2dr3qj748h2a7lnm0bs327h5p2-source/thirdparty/libpng/.git/
source> fatal: invalid refspec '+refs/tags/libpng-1.6.29-signed^{}'
source> remote: Enumerating objects: 442, done.
source> remote: Counting objects: 100% (442/442), done.
source> remote: Compressing objects: 100% (328/328), done.
source> remote: Total 442 (delta 153), reused 234 (delta 104), pack-reused 0
source> Receiving objects: 100% (442/442), 1.15 MiB | 7.18 MiB/s, done.
source> Resolving deltas: 100% (153/153), done.
source> From https://github.com/apitrace/libpng
source> * branch d42e88d5b39bf964d4aa4b360655cfa2524e7736 -> FETCH_HEAD
source> Switched to a new branch 'fetchgit'
source> Initialized empty Git repository in /nix/store/l3y3rp2dr3qj748h2a7lnm0bs327h5p2-source/thirdparty/snappy/.git/
source> remote: Enumerating objects: 48, done.
source> remote: Counting objects: 100% (48/48), done.
source> remote: Compressing objects: 100% (44/44), done.
source> remote: Total 48 (delta 7), reused 23 (delta 2), pack-reused 0
source> Unpacking objects: 100% (48/48), 1.05 MiB | 2.93 MiB/s, done.
source> From https://github.com/google/snappy
source> * tag 1.1.8 -> FETCH_HEAD
source> Switched to a new branch 'fetchgit'
source> Initialized empty Git repository in /nix/store/l3y3rp2dr3qj748h2a7lnm0bs327h5p2-source/thirdparty/zlib/.git/
source> fatal: invalid refspec '+refs/tags/v1.2.11^{}'
source> remote: Enumerating objects: 286, done.
source> remote: Counting objects: 100% (286/286), done.
source> remote: Compressing objects: 100% (249/249), done.
source> remote: Total 286 (delta 48), reused 136 (delta 32), pack-reused 0
source> Receiving objects: 100% (286/286), 671.63 KiB | 10.02 MiB/s, done.
source> Resolving deltas: 100% (48/48), done.
source> From https://github.com/madler/zlib
source> * branch cacf7f1d4e3d44d871b605da3b647f07d718623f -> FETCH_HEAD
source> Switched to a new branch 'fetchgit'
source> removing `.git'...