{"action":"opened","issue":{"url":"https://api.github.com/repos/gfx-rs/gfx-rs/issues/710","labels_url":"https://api.github.com/repos/gfx-rs/gfx-rs/issues/710/labels{/name}","comments_url":"https://api.github.com/repos/gfx-rs/gfx-rs/issues/710/comments","events_url":"https://api.github.com/repos/gfx-rs/gfx-rs/issues/710/events","html_url":"https://github.com/gfx-rs/gfx-rs/issues/710","id":72658015,"number":710,"title":"Building errors with rustc 1.0.0-beta 4","user":{"login":"killkrt","id":4274153,"avatar_url":"https://avatars.githubusercontent.com/u/4274153?v=3","gravatar_id":"","url":"https://api.github.com/users/killkrt","html_url":"https://github.com/killkrt","followers_url":"https://api.github.com/users/killkrt/followers","following_url":"https://api.github.com/users/killkrt/following{/other_user}","gists_url":"https://api.github.com/users/killkrt/gists{/gist_id}","starred_url":"https://api.github.com/users/killkrt/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/killkrt/subscriptions","organizations_url":"https://api.github.com/users/killkrt/orgs","repos_url":"https://api.github.com/users/killkrt/repos","events_url":"https://api.github.com/users/killkrt/events{/privacy}","received_events_url":"https://api.github.com/users/killkrt/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-05-02T15:06:20Z","updated_at":"2015-05-02T15:06:20Z","closed_at":null,"body":"Hi,\r\n\r\nI've made a fresh clone of the project and this is the error that I get using `cargo build`:\r\n\r\n```\r\nsrc/lib.rs:18:1: 18:25 error: unstable feature\r\nsrc/lib.rs:18 #![feature(alloc, core)]\r\n              ^~~~~~~~~~~~~~~~~~~~~~~~\r\nnote: this feature may not be used in the beta release channel\r\nerror: aborting due to previous error\r\nCould not compile `gfx`.\r\n```\r\n\r\nThank you.\r\n\r\nSystem information:\r\nRustc: rustc 1.0.0-beta.4 (850151a75 2015-04-30) (built 2015-04-30)\r\nOS: OS X 10.10.3 and Arch Linux (kernel 4.0.1-1)"}}