しばらくの間、vagrant を介して Debian 8.2 内で stack/ghc を実行しています。今朝:
$ stack setup
Run from outside a project, using implicit global project config
Using resolver: lts-4.2 from implicit global project's config file: /home/vagrant/.stack/global-project/stack.yaml
Downloading lts-4.2 build plan ...TlsExceptionHostPort (HandshakeFailed (Error_Protocol ("certificate has expired",True,CertificateExpired))) "raw.githubusercontent.com" 443
$ stack --version
Version 1.0.2, Git revision fa09a980d8bb3df88b2a9193cd9bf84cc6c419b3 (3084 commits) x86_64
を削除しても同じエラーが残ります~/.stack
。私は何かを台無しにしましたか?