...
[multiple_toolchains 0.1.0] <<< [CWD]/beta
...
[multiple_toolchains 0.1.0]    Compiling beta v0.1.0 ([CWD]/beta)
...
[multiple_toolchains 0.1.0]     Finished `dev` profile [unoptimized + debuginfo] target(s) in [..]s
[multiple_toolchains 0.1.0] >>> [CWD]/beta
[multiple_toolchains 0.1.0] <<< [CWD]/nightly
...
[multiple_toolchains 0.1.0]    Compiling nightly v0.1.0 ([CWD]/nightly)
...
[multiple_toolchains 0.1.0]     Finished `dev` profile [unoptimized + debuginfo] target(s) in [..]s
[multiple_toolchains 0.1.0] >>> [CWD]/nightly
...
    Finished `dev` profile [unoptimized + debuginfo] target(s) in [..]s
