bug#25449: GHC packages take a long time to install

[Ludovic Courtès]

Hi!

David Craven <address@hidden> skribis:

> time guix build ghc-attoparsec
> warning: failed to install locale: Invalid argument
> substitute: warning: failed to install locale: Invalid argument
> /gnu/store/qb6y8294zp3la57y1hm02hyf2ck0giwp-ghc-attoparsec-0.13.0.1
> $HOME/guix/pre-inst-env guix build ghc-attoparsec  252.59s user 37.52s
> system 92% cpu 5:15.00 total
>
> time guix build idris never terminates.

Works for me:

--8<---------------cut here---------------start------------->8---
$ time ./pre-inst-env  guix build idris -n
The following files would be downloaded:
   /gnu/store/n89zqwsm2y85dsqln23dir2niyxwmj1d-idris-0.99
   /gnu/store/00jk2bzaxpsnkmhsahsyjkwzn49j079r-ghc-parsec-3.1.9-doc
   /gnu/store/04zvw0qx6vhmz4cbym2w5xdk04js1n9d-ghc-terminal-size-0.3.2.1
   /gnu/store/05h7mqrbc34jd2ghhg7jsn4nq9qxjwwy-ghc-tasty-smallcheck-0.8.0.1
   /gnu/store/06saavc5xiwzj3fvdw44slfvabpwbcz5-ghc-network-uri-2.6.0.3
   /gnu/store/0dwdykcwab9f4mc9ywpi5nfpfx831v6n-ghc-aeson-0.10.0.0
   /gnu/store/0m8l58890yn1yrnvi7g3fmm3qcs014wz-ghc-tasty-golden-2.3.0.2
   /gnu/store/12110cza5vfj40irql96nsd8wbqzsq88-ghc-parsec-3.1.9
   /gnu/store/14amnngak59g7dryxfs7s5vi4iqqzzx3-ghc-hashable-1.2.3.3-doc
   /gnu/store/176ch41a30zkch8xgfk1ppgmjkgyway9-ghc-blaze-builder-0.4.0.1
   /gnu/store/1zvchvw6rhd5d031j1rmgzv92zldvfp2-ghc-parallel-3.2.0.6-doc
   /gnu/store/20l19mixr786hyjr4p8csgp9y7aclcyi-ghc-base64-bytestring-1.0.0.1
   /gnu/store/2afa17zx4habpz0w9m15a3cxms79lw1x-ghc-bifunctors-5
   /gnu/store/2m4696fxka2jfl4hgi1ahv0484vzvvyf-ghc-parallel-3.2.0.6
   /gnu/store/2ryg779mx7raih297vdaxsic0mvb859f-ghc-smallcheck-1.1.1
   /gnu/store/33681jbx92yy045nvziwcx88linprz7k-ghc-digest-0.0.1.2
   /gnu/store/3b9izpzwlvdx9g3hdj714mgrzgf3zg9s-ghc-semigroups-0.18.2
   /gnu/store/3blrzsrjci39s7k6a89p7s6v6bllrlw4-hlint-1.9.21
   /gnu/store/3h8xsiks5kdkbljr8c41wz3z8kvr82aa-ghc-network-uri-2.6.0.3-doc
   /gnu/store/3lh8aajbsr73ncizrl41fj8y6r7m4dcs-ghc-tasty-0.11.0.1
   /gnu/store/444rqagdm1x62v8mg2brws10kh046bid-ghc-profunctors-5.1.1
   /gnu/store/47b0y2wj41c00f7kynj8d7jyk5bcam1n-ghc-base-orphans-0.4.4
   /gnu/store/4in45sbh6ll5fv7yilb8q7vdrmwhqkgg-ghc-trifecta-1.6
   /gnu/store/4lj6gmhg18sl2isf8yhsq7fbh8ivr49f-ghc-semigroupoids-5.0.0.4
   /gnu/store/4lwwf87mwwspzm4gpq6dhlzch62yn256-ghc-statevar-1.1.0.1
   /gnu/store/5px7v2krra76vdshq4qwy9y4q6fryvrd-ghc-xss-sanitize-0.3.5.6
   /gnu/store/63jmhlcl7qygp0k1xg8wsi8i0amw5h6d-ghc-tasty-quickcheck-0.8.4
   /gnu/store/6cvk96nn9qwnhsvy5wnm7125kjc5j4w6-ghc-split-0.2.2
   /gnu/store/6lvngqa830m598zbfvjwwyg3rggrrcyl-ghc-scientific-0.3.4.2
   
/gnu/store/6xr8lmrys2w10lkwcd34np9595ffam8q-ghc-unordered-containers-0.2.5.1-doc
   /gnu/store/73r21d173n321x3s3r0nvpbarscm6nph-ghc-safe-0.3.9
   /gnu/store/75n9228c3xjab4pv0pwyyck4kc2xrhx0-ghc-blaze-html-0.8.1.1
   /gnu/store/7h6armr49n512rmhpk300h9gwp90n033-ghc-kan-extensions-4.2.3
   /gnu/store/8bs59bwrkalpfal20rmq90hrhmsha6ww-ghc-hashable-1.2.3.3
   
/gnu/store/8fcydg70kz7jk942kqkic3rn2jgwm40r-ghc-data-default-instances-old-locale-0.0.1
   /gnu/store/8zfy9287syd6ksf643n13c022b6n1spp-ghc-tasty-ant-xml-1.0.2
   
/gnu/store/999z7badmj850sdxk53qcy8nm9dd38k9-ghc-data-default-instances-dlist-0.0.1
   /gnu/store/9swxnkz1fsqjlwl5r7pjb5hc43z4dq9s-ghc-void-0.7.1
   /gnu/store/9wq1lmpgg3w1nk5cp4mhdznsxs2f3y26-ghc-split-0.2.2-doc
   /gnu/store/a278nipkmh5mwaibmjcqjg1n1g75glg9-ghc-doctest-0.10.1
   
/gnu/store/amfbr70cm3d8wp2dp251w2la8gi1gxcd-ghc-data-default-instances-containers-0.0.1
   /gnu/store/b2l8wq4xhmank7345sakkfm65p8hbdbj-ghc-unix-compat-0.4.1.4
   /gnu/store/c81nlff3942fwa07lc9jaswhh81ysw2n-ghc-generic-deriving-1.8.0
   /gnu/store/cczd4z1yw258rri60rza49pdamsabf5k-ghc-blaze-markup-0.7.0.3
   /gnu/store/cgjymhpaw3hhzhf7v09xc0dyxiydzqax-ghc-ieee754-0.7.8
   /gnu/store/cr7s06clz3asc9fj092lillvf4yxhjr5-ghc-parsers-0.12.3
   /gnu/store/d2khrln6pd73zd7xmkk5qnkziaw0rmgj-ghc-adjunctions-4.2.2
   /gnu/store/d4mx7mw1ikrl05r7rwp10rvshv5a0i26-ghc-attoparsec-0.13.0.1
   /gnu/store/dn19jxwnbg9qgdhf6h6xcayacy9lcqhi-ghc-old-time-1.1.0.3
   /gnu/store/dv2smfhpl3k0lmi4criismja2vglzb49-ghc-cheapskate-0.1.0.4
   /gnu/store/dzpjfwc8gf0vzcwa465pipimnyqnwr99-ghc-free-4.12.1
   /gnu/store/fli45cbwpi2n3r8cqz5lxjs2ri75yr1y-ghc-vector-0.11.0.0-doc
   /gnu/store/grg3whx4s90a9agqssb82qqdyc1yflsp-ghc-zlib-0.5.4.2-doc
   /gnu/store/hcx44m0rjs74nwjaz598s87z3zn89qbr-ghc-utf8-string-1.0.1.1
   /gnu/store/hp166g3wzzksyalndy950cc1xja6p4p5-ghc-quickcheck-unicode-1.0.0.1
   /gnu/store/i9x05bj2rp484f4yg79b0lf6k7csbhfb-ghc-regex-tdfa-1.2.2
   /gnu/store/inwc9hi2x6f094lll17w92dnc2hj8qm6-ghc-http-types-0.9
   /gnu/store/iqckfbzgj9nlmdiqs5fsg1wgr3bvgjqi-ghc-distributive-0.4.4
   /gnu/store/ir7ivlmd2ch44821n6xdy4kin8dhqqbk-ghc-nats-1
   /gnu/store/jhb7x2998ba2v844rm8qa447kx80qr24-ghc-prelude-extras-0.4.0.2
   /gnu/store/jvf552k2y2hs5k7124hvpimglfrx45cn-ghc-comonad-4.2.7.2
   /gnu/store/jx94lbfaipdb9nc9p5dzgiydpx9hiwym-ghc-charset-0.3.7.1
   /gnu/store/k0grfy6q8hpqk86mf14wylqd00k66xig-ghc-reducers-3.12.1
   /gnu/store/kpl0n9cxwcfswijzfdffw0qfiflz644a-ghc-tasty-rerun-1.1.6
   /gnu/store/kwabycqnj934lc1mb3v44ggd7mzfcvzw-ghc-lens-4.13
   /gnu/store/l3xv7b9iwsa6q453bprfbgg89bqbcdsj-ghc-unordered-containers-0.2.5.1
   /gnu/store/lgbsfm17213jmhqa56v3vbdvbx7xzh1k-ghc-tagsoup-0.14
   /gnu/store/m437y7qdwk5b42qqg9whfabj45jmga8v-ghc-optparse-applicative-0.11.0.2
   /gnu/store/m5fmgjvgnl2ynp11vds2640ki6yvh02v-ghc-dlist-0.7.1.2
   /gnu/store/mpj9jjfyhhfwqw3qx5y326l6mqlssv7z-ghc-vector-0.11.0.0
   /gnu/store/mw5cdg7cza54nimf72s8ckw6bbyqpcwn-ghc-temporary-rc-1.2.0.3
   /gnu/store/n378sscfs69hln1szbgg1gcrv6m5yy0g-ghc-wai-extra-3.0.11.1
   /gnu/store/q01fjbaz3vmkm3qmiyzbqapkxjs4rl4g-ghc-fingertree-0.1.1.0
   /gnu/store/r7yii11s1asvr56f7421pn83k6m17g55-ghc-fsnotify-0.2.1
   /gnu/store/r9qvkb2cjrb50nka9375zjlqx5rb122n-ghc-reflection-2.1
   /gnu/store/rvji08dcrxjv7zbpgasmlnp9sxchdafk-ghc-zlib-0.5.4.2
   /gnu/store/sag9mrb2skzwj30qdazmg42q78icv4m9-ghc-contravariant-1.3.3
   /gnu/store/srxg0s20nk9gyhfpm36s5d6yvjj685v4-ghc-chasingbottoms-1.3.0.13
   /gnu/store/v3xrfl7xz4m7najqk94pam3ids9jxy5x-ghc-css-text-0.1.2.1
   
/gnu/store/vj2dy575zzfnagsb9c5j419i34p8h3rs-ghc-vector-binary-instances-0.2.1.0
   /gnu/store/vnjlydvxx0pi530j9pgqlvpn9nbfyb6z-ghc-tagged-0.8.1
   /gnu/store/vqq7758g7c8hg66zhgaqnlvdm7c9rqmh-ghc-annotated-wl-pprint-0.7.0
   /gnu/store/w6v16q5c6f4h0wppcmm28lkwlzj62yih-ghc-hinotify-0.3.8.1
   /gnu/store/wgdjx6qr05kd9znlzwgb9w8z022yhkln-ghc-tasty-hunit-0.9.2
   /gnu/store/wkfif9rwi6dqzbkgkn888bfr46ay81kp-ghc-simple-reflect-0.3.2
   /gnu/store/wkha6i0safczax8bni5w94m35yqiiq18-ghc-uniplate-1.6.12
   /gnu/store/wqf0bn514ijil8n97kn9wvgl9hsbrl15-ghc-network-2.6.2.1
   
/gnu/store/x9mjvg0chlfx0046si6wacsilmjhn9s4-ghc-data-default-instances-base-0.0.1
   
/gnu/store/y3x0ap81jg78rdk8ph5mk8vilipgqf7s-ghc-test-framework-quickcheck2-0.3.0.3
   /gnu/store/y7m6pqgn2c0qg0jsn5ndrybj0sr9hvyk-ghc-zip-archive-0.2.3.7
   /gnu/store/y8pn8p7hk79mj4vzhqrwv2x43cjh7g8d-ghc-data-default-0.5.3
   /gnu/store/zfz91463zcrvmprwq1d8s8dsv836rx1a-ghc-wai-3.0.4.0
   /gnu/store/zlapxi2wrrp5af166zrv5hqj4017q1sa-ghc-network-2.6.2.1-doc

real    0m2.061s
user    0m1.880s
sys     0m0.076s
$ git describe
v0.12.0-548-g153b62957
--8<---------------cut here---------------end--------------->8---

Could you try --no-substitutes and/or --no-grafts to see if it makes a
difference?

Ludo’.