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Provide a built-in way for rustup to adapt to a CI environment

enhancement

Status: Open.

#5011 In rust-lang/rustup;

· ChrisDenton opened on Aug 11, 2026

Flaky has_local in rustup-init.sh

bug

Status: Open.

#5009 In rust-lang/rustup;

· daniel-pfeiffer opened on Aug 11, 2026

Trace and strip ssl algo/feature into the minimal features that rustup use.

enhancement

Status: Open.

#5007 In rust-lang/rustup;

· Cloud0310 opened on Aug 11, 2026

rustup up should not downgrade toolchains

bug

Status: Open.

#5003 In rust-lang/rustup;

· neolib opened on Aug 11, 2026

Option to indicate update via exit code

E-easy

enhancement

Status: Open.

#4987 In rust-lang/rustup;

· joshtriplett opened on Jul 31, 2026

Adding test for Toolchain::set_env()'s behavior during recursive rustup calls

enhancement

Status: Open.

#4983 In rust-lang/rustup;

· Cloud0310 opened on Jul 28, 2026

Add shared toolchain directories

enhancement

Status: Open.

#4967 In rust-lang/rustup;

· Rx1513 opened on Jul 20, 2026

Rustup installs required toolchain when cargo-completion called

bug

Status: Open.

#4959 In rust-lang/rustup;

· boozook opened on Jul 13, 2026

Tracking: settings.toml and its stability guarantees

enhancement

Status: Open.

Tracking Issue

#4944 In rust-lang/rustup;

· rami3l opened on Jul 7, 2026

component manifest paths can escape the toolchain install prefix

Status: Open.

#4943 In rust-lang/rustup;

· cachebag opened on Jul 7, 2026

rustup warns about its own environment? ("warning: default toolchain implicitly overridden")

Status: Open.

#4936 In rust-lang/rustup;

· nabijaczleweli opened on Jul 2, 2026

Add a facility to rustup to show how its variables are currently set.

enhancement

Status: Open.

#4919 In rust-lang/rustup;

· RodBurman opened on Jun 21, 2026