Set nightly as default

bash

rustup default nightly

Explanation

Applies outside directories that have overrides or rust-toolchain files.

Learn the surrounding workflow

Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Same sheet · prioritizing Toolchains

Display toolchains available on the machine.

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Add the nightly toolchain.

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Add the beta channel toolchain.

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Create a directory override for the current folder.

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Stop forcing a local toolchain override.

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Check in a `rust-toolchain.toml` file.

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