{"action":"opened","issue":{"url":"https://api.github.com/repos/izgzhen/rust-cgc/issues/5","repository_url":"https://api.github.com/repos/izgzhen/rust-cgc","labels_url":"https://api.github.com/repos/izgzhen/rust-cgc/issues/5/labels{/name}","comments_url":"https://api.github.com/repos/izgzhen/rust-cgc/issues/5/comments","events_url":"https://api.github.com/repos/izgzhen/rust-cgc/issues/5/events","html_url":"https://github.com/izgzhen/rust-cgc/issues/5","id":145470412,"number":5,"title":"Get the value form the GcBox","user":{"login":"izgzhen","id":7168454,"avatar_url":"https://avatars.githubusercontent.com/u/7168454?v=3","gravatar_id":"","url":"https://api.github.com/users/izgzhen","html_url":"https://github.com/izgzhen","followers_url":"https://api.github.com/users/izgzhen/followers","following_url":"https://api.github.com/users/izgzhen/following{/other_user}","gists_url":"https://api.github.com/users/izgzhen/gists{/gist_id}","starred_url":"https://api.github.com/users/izgzhen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/izgzhen/subscriptions","organizations_url":"https://api.github.com/users/izgzhen/orgs","repos_url":"https://api.github.com/users/izgzhen/repos","events_url":"https://api.github.com/users/izgzhen/events{/privacy}","received_events_url":"https://api.github.com/users/izgzhen/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-04-03T08:36:23Z","updated_at":"2016-04-03T08:36:23Z","closed_at":null,"body":"```rust\r\npub fn value(&self) -> &T {\r\n    assert!(!GC_SWEEPING.load(Ordering::Relaxed),\r\n            \"Gc pointers may be invalid when Gc is running, don't deref Gc pointers in drop()\");\r\n\r\n    &self.data\r\n}\r\n```\r\n\r\nHow much is this lock meaningful to you?"}}