'clippy', 'rustfmt'

[ulikestyle]

root@iZt4na6aiplsaeet0rdl1jZ:~/disc/hbar/hedera-sdk-rust# cargo run --example generate_key
info: syncing channel updates for 'nightly-2019-09-06-x86_64-unknown-linux-gnu'
info: latest update on 2019-09-06, rust version 1.39.0-nightly (618768492 2019-09-05)
error: some components unavailable for download for channel nightly-2019-09-06: 'clippy', 'rustfmt'
If you require these components, please install and use the latest successful build version,
which you can find at https://rust-lang.github.io/rustup-components-history.

After determining the correct date, install it with a command such as:

rustup toolchain install nightly-2018-12-27

Then you can use the toolchain with commands such as:

cargo +nightly-2018-12-27 build

root@iZt4na6aiplsaeet0rdl1jZ:~/disc/hbar/hedera-sdk-rust#