{"action":"created","issue":{"url":"https://api.github.com/repos/ericniebler/stl2/issues/17","labels_url":"https://api.github.com/repos/ericniebler/stl2/issues/17/labels{/name}","comments_url":"https://api.github.com/repos/ericniebler/stl2/issues/17/comments","events_url":"https://api.github.com/repos/ericniebler/stl2/issues/17/events","html_url":"https://github.com/ericniebler/stl2/issues/17","id":73710527,"number":17,"title":"common_type<Iterator I, Sentinel<I>> !!!","user":{"login":"ericniebler","id":225757,"avatar_url":"https://avatars.githubusercontent.com/u/225757?v=3","gravatar_id":"","url":"https://api.github.com/users/ericniebler","html_url":"https://github.com/ericniebler","followers_url":"https://api.github.com/users/ericniebler/followers","following_url":"https://api.github.com/users/ericniebler/following{/other_user}","gists_url":"https://api.github.com/users/ericniebler/gists{/gist_id}","starred_url":"https://api.github.com/users/ericniebler/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ericniebler/subscriptions","organizations_url":"https://api.github.com/users/ericniebler/orgs","repos_url":"https://api.github.com/users/ericniebler/repos","events_url":"https://api.github.com/users/ericniebler/events{/privacy}","received_events_url":"https://api.github.com/users/ericniebler/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-05-06T19:15:16Z","updated_at":"2015-05-24T01:08:22Z","closed_at":"2015-05-24T01:08:22Z","body":""},"comment":{"url":"https://api.github.com/repos/ericniebler/stl2/issues/comments/104961817","html_url":"https://github.com/ericniebler/stl2/issues/17#issuecomment-104961817","issue_url":"https://api.github.com/repos/ericniebler/stl2/issues/17","id":104961817,"user":{"login":"ericniebler","id":225757,"avatar_url":"https://avatars.githubusercontent.com/u/225757?v=3","gravatar_id":"","url":"https://api.github.com/users/ericniebler","html_url":"https://github.com/ericniebler","followers_url":"https://api.github.com/users/ericniebler/followers","following_url":"https://api.github.com/users/ericniebler/following{/other_user}","gists_url":"https://api.github.com/users/ericniebler/gists{/gist_id}","starred_url":"https://api.github.com/users/ericniebler/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ericniebler/subscriptions","organizations_url":"https://api.github.com/users/ericniebler/orgs","repos_url":"https://api.github.com/users/ericniebler/repos","events_url":"https://api.github.com/users/ericniebler/events{/privacy}","received_events_url":"https://api.github.com/users/ericniebler/received_events","type":"User","site_admin":false},"created_at":"2015-05-24T01:08:22Z","updated_at":"2015-05-24T01:08:22Z","body":"This seemingly good idea is actually impossible to implement AFAICT. `Sentinel<I> S` implies `EqualityComparable<I, S>`, which implies `Common<I, S>`, which requires the instantiation of `common_type` that is currently being constrained. That's recursive on all paths."}}