[INFO] cloning repository https://github.com/rcore-os/serial-async
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rcore-os/serial-async" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcore-os%2Fserial-async", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcore-os%2Fserial-async'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 649bc7352dd3f4af51be7058bea8355a89c7e3a4
[INFO] testing rcore-os/serial-async against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcore-os%2Fserial-async" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/rcore-os/serial-async
[INFO] finished tweaking git repo https://github.com/rcore-os/serial-async
[INFO] tweaked toml for git repo https://github.com/rcore-os/serial-async written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rcore-os/serial-async on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rcore-os/serial-async already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v2.9.3
[INFO] [stderr]   Downloaded sparreal-rt v0.11.0
[INFO] [stderr]   Downloaded numeric-enum-macro v0.2.0
[INFO] [stderr]   Downloaded buddy_system_allocator v0.11.0
[INFO] [stderr]   Downloaded rdrive v0.16.0
[INFO] [stderr]   Downloaded xattr v1.5.1
[INFO] [stderr]   Downloaded serde-untagged v0.1.8
[INFO] [stderr]   Downloaded cargo-platform v0.2.0
[INFO] [stderr]   Downloaded arm-gic-driver v0.15.8
[INFO] [stderr]   Downloaded toml_parser v1.0.2
[INFO] [stderr]   Downloaded cc v1.2.34
[INFO] [stderr]   Downloaded toml v0.9.5
[INFO] [stderr]   Downloaded aarch64-cpu v10.0.0
[INFO] [stderr]   Downloaded io-uring v0.7.10
[INFO] [stderr]   Downloaded heapless v0.9.1
[INFO] [stderr]   Downloaded lenient_semver v0.4.2
[INFO] [stderr]   Downloaded camino v1.1.12
[INFO] [stderr]   Downloaded release-dep v0.1.0
[INFO] [stderr]   Downloaded toml_writer v1.0.2
[INFO] [stderr]   Downloaded somehal v0.3.11
[INFO] [stderr]   Downloaded tock-registers v0.9.0
[INFO] [stderr]   Downloaded convert_case v0.8.0
[INFO] [stderr]   Downloaded cargo_metadata v0.20.0
[INFO] [stderr]   Downloaded filetime v0.2.26
[INFO] [stderr]   Downloaded bindeps-simple v0.2.5
[INFO] [stderr]   Downloaded pie-boot-loader-aarch64 v0.2.4
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pie-boot-loader-aarch64-0.2.4/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   the cargo feature `per-package-target` requires a nightly version of Cargo, but this is the `stable` channel
[INFO] [stderr]   See https://doc.rust-lang.org/book/appendix-07-nightly-rust.html for more information about Rust release channels.
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/unstable.html#per-package-target for more information about using this feature.


command failed: exit status: 101

    Updating crates.io index
 Downloading crates ...
  Downloaded bitflags v2.9.3
  Downloaded sparreal-rt v0.11.0
  Downloaded numeric-enum-macro v0.2.0
  Downloaded buddy_system_allocator v0.11.0
  Downloaded rdrive v0.16.0
  Downloaded xattr v1.5.1
  Downloaded serde-untagged v0.1.8
  Downloaded cargo-platform v0.2.0
  Downloaded arm-gic-driver v0.15.8
  Downloaded toml_parser v1.0.2
  Downloaded cc v1.2.34
  Downloaded toml v0.9.5
  Downloaded aarch64-cpu v10.0.0
  Downloaded io-uring v0.7.10
  Downloaded heapless v0.9.1
  Downloaded lenient_semver v0.4.2
  Downloaded camino v1.1.12
  Downloaded release-dep v0.1.0
  Downloaded toml_writer v1.0.2
  Downloaded somehal v0.3.11
  Downloaded tock-registers v0.9.0
  Downloaded convert_case v0.8.0
  Downloaded cargo_metadata v0.20.0
  Downloaded filetime v0.2.26
  Downloaded bindeps-simple v0.2.5
  Downloaded pie-boot-loader-aarch64 v0.2.4
error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pie-boot-loader-aarch64-0.2.4/Cargo.toml`

Caused by:
  the cargo feature `per-package-target` requires a nightly version of Cargo, but this is the `stable` channel
  See https://doc.rust-lang.org/book/appendix-07-nightly-rust.html for more information about Rust release channels.
  See https://doc.rust-lang.org/cargo/reference/unstable.html#per-package-target for more information about using this feature.