2026-06-24 10:46.40: New job: build topiary.0.2.1 (b3167174cb54)
2026-06-24 10:46.40: Waiting for resource in pool day11-builds
2026-06-24 10:57.59: Got resource from pool day11-builds
2026-06-24 10:57.59: [profile full] build topiary.0.2.1
2026-06-24 10:58.00: build topiary.0.2.1 (b3167174cb54)
=== DEPENDENCIES (1 transitive) ===
  conf-rust-2021.1                                   0a959f29c9b7
=== STDOUT ===
Processing: [default: loading data]
[topiary.0.2.1: dl]
[topiary.0.2.1: extract]
-> retrieved topiary.0.2.1  (https://opam.ocaml.org/cache)
[topiary: cargo build]
+ /usr/bin/cargo "build" "--release" "--package" "topiary-cli" (CWD=/home/opam/.opam/default/.opam-switch/build/topiary.0.2.1)
- error: package `colorchoice v1.0.0` cannot be built because it requires rustc 1.64.0 or newer, while the currently active rustc version is 1.63.0
- Either upgrade to rustc 1.64.0 or newer, or use
- cargo update -p colorchoice@1.0.0 --precise ver
- where `ver` is the latest version of `colorchoice` supporting rustc 1.63.0
[ERROR] The compilation of topiary.0.2.1 failed at "cargo build --release --package topiary-cli".
build failed... 

=== STDERR ===

2026-06-24 10:59.58: FAILED: build topiary.0.2.1
2026-06-24 10:59.58: Job failed: build failed: topiary.0.2.1