Tweak docs

Author: oxalica

README.md

@@ -153,7 +153,6 @@ Running `nix develop` will create a shell with the default nightly Rust toolchai
     stable = {
       # The latest stable toolchain.
       latest = {
-        # [Experimental]
         # Profiles, predefined component sets.
         # See: https://rust-lang.github.io/rustup/concepts/profiles.html
         minimal = «derivation»;  # Only `cargo`, `rustc` and `rust-std`.
@@ -211,8 +210,7 @@ Some examples (assume `nixpkgs` had the overlay applied):
 
 - Latest stable/beta/nightly rust with almost all components (provided the same as `mozilla-overlay`):
   `nixpkgs.rust-bin.{stable,beta,nightly}.latest.rust`
-- *\[Experimental\]*
-  Latest stable/beta/nightly rust with `default` or `minimal` profile (provided the same as default behavior of `rustup install`).
+- Latest stable/beta/nightly rust with `default` or `minimal` profile (provided the same as default behavior of `rustup install`).
   `nixpkgs.rust-bin.{stable,beta,nightly}.latest.{default,minimal}`
 
   Note: `default` profile on `nightly` may not always be available due to absense of required components.

rust-overlay.nix

@@ -559,22 +559,21 @@ let
 
 in {
   # For each channel:
-  #   rust-bin.stable.latest.cargo
-  #   rust-bin.stable.latest.rust   # Aggregate all others. (recommended)
+  #   rust-bin.stable.latest.{minimal,default,complete} # Profiles.
+  #   rust-bin.stable.latest.rust   # Pre-aggregate from upstream.
+  #   rust-bin.stable.latest.cargo  # Components...
   #   rust-bin.stable.latest.rustc
-  #   rust-bin.stable.latest.rust-analysis
   #   rust-bin.stable.latest.rust-docs
-  #   rust-bin.stable.latest.rust-src
-  #   rust-bin.stable.latest.rust-std
+  #   ...
   #
   # For a specific version of stable:
-  #   rust-bin.stable."1.47.0".rust
+  #   rust-bin.stable."1.47.0".default
   #
   # For a specific date of beta:
-  #   rust-bin.beta."2021-01-01".rust
+  #   rust-bin.beta."2021-01-01".default
   #
   # For a specific date of nightly:
-  #   rust-bin.nightly."2020-01-01".rust
+  #   rust-bin.nightly."2020-01-01".default
   rust-bin = with builtins;
     (super.rust-bin or {}) //
     mapAttrs (channel: mapAttrs (version: toolchainFromManifest)) super.rust-bin.manifests //