{"action":"created","issue":{"url":"https://api.github.com/repos/NixOS/nixpkgs/issues/5907","labels_url":"https://api.github.com/repos/NixOS/nixpkgs/issues/5907/labels{/name}","comments_url":"https://api.github.com/repos/NixOS/nixpkgs/issues/5907/comments","events_url":"https://api.github.com/repos/NixOS/nixpkgs/issues/5907/events","html_url":"https://github.com/NixOS/nixpkgs/pull/5907","id":55218108,"number":5907,"title":"racket: add missing libs and clean up","user":{"login":"henrytill","id":6430643,"avatar_url":"https://avatars.githubusercontent.com/u/6430643?v=3","gravatar_id":"","url":"https://api.github.com/users/henrytill","html_url":"https://github.com/henrytill","followers_url":"https://api.github.com/users/henrytill/followers","following_url":"https://api.github.com/users/henrytill/following{/other_user}","gists_url":"https://api.github.com/users/henrytill/gists{/gist_id}","starred_url":"https://api.github.com/users/henrytill/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/henrytill/subscriptions","organizations_url":"https://api.github.com/users/henrytill/orgs","repos_url":"https://api.github.com/users/henrytill/repos","events_url":"https://api.github.com/users/henrytill/events{/privacy}","received_events_url":"https://api.github.com/users/henrytill/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2015-01-22T22:26:38Z","updated_at":"2015-01-23T12:21:49Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/NixOS/nixpkgs/pulls/5907","html_url":"https://github.com/NixOS/nixpkgs/pull/5907","diff_url":"https://github.com/NixOS/nixpkgs/pull/5907.diff","patch_url":"https://github.com/NixOS/nixpkgs/pull/5907.patch"},"body":"This cleans up the Racket expression and adds the following missing libs which are dependencies for some included Racket libraries:\r\n* `gmp`\r\n* `mpfr`\r\n* `poppler`\r\n\r\nAlso uses Nixpkgs' `libffi` (in keeping with upstream defaults), instead of using the one that is included with the Racket src as a fallback."},"comment":{"url":"https://api.github.com/repos/NixOS/nixpkgs/issues/comments/71186192","html_url":"https://github.com/NixOS/nixpkgs/pull/5907#issuecomment-71186192","issue_url":"https://api.github.com/repos/NixOS/nixpkgs/issues/5907","id":71186192,"user":{"login":"henrytill","id":6430643,"avatar_url":"https://avatars.githubusercontent.com/u/6430643?v=3","gravatar_id":"","url":"https://api.github.com/users/henrytill","html_url":"https://github.com/henrytill","followers_url":"https://api.github.com/users/henrytill/followers","following_url":"https://api.github.com/users/henrytill/following{/other_user}","gists_url":"https://api.github.com/users/henrytill/gists{/gist_id}","starred_url":"https://api.github.com/users/henrytill/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/henrytill/subscriptions","organizations_url":"https://api.github.com/users/henrytill/orgs","repos_url":"https://api.github.com/users/henrytill/repos","events_url":"https://api.github.com/users/henrytill/events{/privacy}","received_events_url":"https://api.github.com/users/henrytill/received_events","type":"User","site_admin":false},"created_at":"2015-01-23T12:21:49Z","updated_at":"2015-01-23T12:21:49Z","body":"That's strange...it built twice for me with no problems on NixOS (x86_64, chroot builds enabled).\r\n\r\nI've only seen this type of error occasionally on Hydra or Travis, and usually subsequent builds completed without error, but it has been bothersome.  I've just never been able to reproduce it myself.\r\n\r\nCould `enableParallelBuilding` be affecting this?"}}