{"action":"closed","issue":{"url":"https://api.github.com/repos/coq/coq/issues/7323","repository_url":"https://api.github.com/repos/coq/coq","labels_url":"https://api.github.com/repos/coq/coq/issues/7323/labels{/name}","comments_url":"https://api.github.com/repos/coq/coq/issues/7323/comments","events_url":"https://api.github.com/repos/coq/coq/issues/7323/events","html_url":"https://github.com/coq/coq/issues/7323","id":316578518,"number":7323,"title":"coqchk: polymorphic inductives add their universes to the context","user":{"login":"SkySkimmer","id":2461932,"avatar_url":"https://avatars1.githubusercontent.com/u/2461932?v=4","gravatar_id":"","url":"https://api.github.com/users/SkySkimmer","html_url":"https://github.com/SkySkimmer","followers_url":"https://api.github.com/users/SkySkimmer/followers","following_url":"https://api.github.com/users/SkySkimmer/following{/other_user}","gists_url":"https://api.github.com/users/SkySkimmer/gists{/gist_id}","starred_url":"https://api.github.com/users/SkySkimmer/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/SkySkimmer/subscriptions","organizations_url":"https://api.github.com/users/SkySkimmer/orgs","repos_url":"https://api.github.com/users/SkySkimmer/repos","events_url":"https://api.github.com/users/SkySkimmer/events{/privacy}","received_events_url":"https://api.github.com/users/SkySkimmer/received_events","type":"User","site_admin":false},"labels":[{"id":723364316,"url":"https://api.github.com/repos/coq/coq/labels/part:%20checker","name":"part: checker","color":"dddddd","default":false},{"id":755681591,"url":"https://api.github.com/repos/coq/coq/labels/part:%20universes","name":"part: universes","color":"dddddd","default":false}],"state":"closed","locked":false,"assignee":{"login":"SkySkimmer","id":2461932,"avatar_url":"https://avatars1.githubusercontent.com/u/2461932?v=4","gravatar_id":"","url":"https://api.github.com/users/SkySkimmer","html_url":"https://github.com/SkySkimmer","followers_url":"https://api.github.com/users/SkySkimmer/followers","following_url":"https://api.github.com/users/SkySkimmer/following{/other_user}","gists_url":"https://api.github.com/users/SkySkimmer/gists{/gist_id}","starred_url":"https://api.github.com/users/SkySkimmer/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/SkySkimmer/subscriptions","organizations_url":"https://api.github.com/users/SkySkimmer/orgs","repos_url":"https://api.github.com/users/SkySkimmer/repos","events_url":"https://api.github.com/users/SkySkimmer/events{/privacy}","received_events_url":"https://api.github.com/users/SkySkimmer/received_events","type":"User","site_admin":false},"assignees":[{"login":"SkySkimmer","id":2461932,"avatar_url":"https://avatars1.githubusercontent.com/u/2461932?v=4","gravatar_id":"","url":"https://api.github.com/users/SkySkimmer","html_url":"https://github.com/SkySkimmer","followers_url":"https://api.github.com/users/SkySkimmer/followers","following_url":"https://api.github.com/users/SkySkimmer/following{/other_user}","gists_url":"https://api.github.com/users/SkySkimmer/gists{/gist_id}","starred_url":"https://api.github.com/users/SkySkimmer/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/SkySkimmer/subscriptions","organizations_url":"https://api.github.com/users/SkySkimmer/orgs","repos_url":"https://api.github.com/users/SkySkimmer/repos","events_url":"https://api.github.com/users/SkySkimmer/events{/privacy}","received_events_url":"https://api.github.com/users/SkySkimmer/received_events","type":"User","site_admin":false}],"milestone":null,"comments":0,"created_at":"2018-04-22T13:19:27Z","updated_at":"2018-05-25T08:56:24Z","closed_at":"2018-05-25T08:56:24Z","author_association":"CONTRIBUTOR","body":"eg\r\n```coq\r\nSet Universe Polymorphism.\r\n\r\nInductive ind@{u v | u < v} : Prop := .\r\n\r\nDefinition cst@{u v | v < u} := Prop.\r\n```\r\nwill fail in the checker because `ind` will add `Var(0) < Var(1)` to the context and it will still be there when `cst` wants to add `Var(1) < Var(0)`.\r\n\r\nThis is triggered by HoTT after #6798 is merged."}}
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