[stable] 1.40 stable release

[Mark-Simulacrum]

r? @ghost

[Mark-Simulacrum]

@bors r+ p=1000

[bors]

📌 Commit ab4059e has been approved by Mark-Simulacrum

[bors]

🌲 The tree is currently closed for pull requests below priority 100, this pull request will be tested once the tree is reopened

[bors]

⌛ Testing commit ab4059e with merge 0f67ced714cc05c702979e835d218826c42d46af...

[rust-highfive]

Your PR failed (pretty log, raw log). Through arcane magic we have determined that the following fragments from the build log may contain information about the problem.

Click to expand the log.

2019-12-16T15:34:01.5571398Z Chocolatey installed 0/1 packages. 1 packages failed.
2019-12-16T15:34:01.5571612Z  See the log for details (C:\ProgramData\chocolatey\logs\chocolatey.log).
2019-12-16T15:34:01.5575387Z 
2019-12-16T15:34:01.5583435Z Failures
2019-12-16T15:34:01.5587032Z  - msys2 (exited 1) - msys2 not installed. An error occurred during installation:
2019-12-16T15:34:01.5587445Z  The remote server returned an error: (503) Server Unavailable. Service Unavailable
2019-12-16T15:34:02.0641037Z 
2019-12-16T15:34:02.0719122Z ##[error]Bash exited with code '1'.
2019-12-16T15:34:02.0876078Z ##[section]Starting: Checkout
2019-12-16T15:34:02.0976397Z ==============================================================================
2019-12-16T15:34:02.0976484Z Task         : Get sources
2019-12-16T15:34:02.0976583Z Description  : Get sources from a repository. Supports Git, TfsVC, and SVN repositories.

I'm a bot! I can only do what humans tell me to, so if this was not helpful or you have suggestions for improvements, please ping or otherwise contact @TimNN. (Feature Requests)

[bors]

💔 Test failed - checks-azure

[Mark-Simulacrum]

@bors retry spurious network

[bors]

⌛ Testing commit ab4059e with merge 73528e3...

[bors]

☀️ Test successful - checks-azure
Approved by: Mark-Simulacrum
Pushing 73528e3 to stable...