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Declare MSRV as 1.87, add tests for it#1277

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weihanglo merged 4 commits into
rust-lang:mainfrom
DanielEScherzer:msrv-1.87
Jun 15, 2026
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Declare MSRV as 1.87, add tests for it#1277
weihanglo merged 4 commits into
rust-lang:mainfrom
DanielEScherzer:msrv-1.87

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@DanielEScherzer

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Closes #1276

@rustbot rustbot added the S-waiting-on-review Status: Waiting on review label Jun 11, 2026
@DanielEScherzer DanielEScherzer force-pushed the msrv-1.87 branch 3 times, most recently from 9594c74 to 1485647 Compare June 11, 2026 22:26
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error: rustc 1.87.0 is not supported by the following packages:
  time@0.3.47 requires rustc 1.88.0
  time-core@0.1.8 requires rustc 1.88.0

but lets just not use the locked version

Comment thread .github/workflows/main.yml Outdated
Comment on lines +40 to +48
- name: Cargo test (locked)
if: ${{ matrix.build != 'MSRV' }}
run: cargo test --locked
- name: Remove lock file
if: ${{ matrix.build == 'MSRV' }}
run: rm Cargo.lock
- name: Cargo test (unlocked)
if: ${{ matrix.build == 'MSRV' }}
run: cargo test

@weihanglo weihanglo Jun 15, 2026

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Can we generate the lockfile for 1.87, so that is likely be compatible with other versions of toolchains?

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Oh you addressed this in a later commit. Never mind.

@weihanglo weihanglo added this pull request to the merge queue Jun 15, 2026
Merged via the queue into rust-lang:main with commit 63b680b Jun 15, 2026
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@rustbot rustbot removed the S-waiting-on-review Status: Waiting on review label Jun 15, 2026
@DanielEScherzer DanielEScherzer deleted the msrv-1.87 branch June 15, 2026 16:38
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Identify/decide minimum supported version of Rust

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