The documentation of [`ExitStatus`] are extended to be at the same depth as [`Output`].

Removed trailing whitespace from documentation of ExitStatus.

NetBSD ignores this note and marks the stack no-exec unconditionally

Looks like the Azure image changed recently so let's account for that!

Looks like Azure has updated images recently to install Rust by default,
but that can interfere with our own compiler (for example Cargo's test
suite we think) so be sure to uninstall it before proceeding.

…chton

Fix cfg(test) build for x86_64-fortanix-unknown-sgx

Edit docs of ExitStatus

The documentation of [`ExitStatus`] are extended to be at the same depth as [`Output`].

…t_fn, r=eddyb

Don't allow using const fn arguments as "args_required_const"

r? @eddyb

Don't use GNU noexec stack note

NetBSD ignores this note and marks the stack no-exec unconditionally

azure: Fix some minor issues which have broken our configuration

* Ensure that when we enable IPv6 for Docker on Linux that the various directories before writing a config file
* Delete a previously installed rustup if any since it seems to interfere with Cargo's test suite.