[INFO] cloning repository https://github.com/lucasmerlin/test_error_repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucasmerlin/test_error_repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasmerlin%2Ftest_error_repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasmerlin%2Ftest_error_repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdf0030e6c2343b65cb7d793ede328f26be7617d
[INFO] checking lucasmerlin/test_error_repro against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasmerlin%2Ftest_error_repro" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lucasmerlin/test_error_repro on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/lucasmerlin/test_error_repro
[INFO] finished tweaking git repo https://github.com/lucasmerlin/test_error_repro
[INFO] tweaked toml for git repo https://github.com/lucasmerlin/test_error_repro written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lucasmerlin/test_error_repro 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-4-tc2/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   feature `codegen-backend` is required
[INFO] [stderr] 
[INFO] [stderr]   The package requires the Cargo feature called `codegen-backend`, but that feature is not stabilized in this version of Cargo (1.89.0-nightly (2251525ae 2025-06-16)).
[INFO] [stderr]   Consider adding `cargo-features = ["codegen-backend"]` to the top of Cargo.toml (above the [package] table) to tell Cargo you are opting in to use this unstable feature.
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#codegen-backend for more information about the status of this feature.
[INFO] checking lucasmerlin/test_error_repro against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasmerlin%2Ftest_error_repro" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lucasmerlin/test_error_repro on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/lucasmerlin/test_error_repro
[INFO] finished tweaking git repo https://github.com/lucasmerlin/test_error_repro
[INFO] tweaked toml for git repo https://github.com/lucasmerlin/test_error_repro written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lucasmerlin/test_error_repro 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-4-tc2/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   feature `codegen-backend` is required
[INFO] [stderr] 
[INFO] [stderr]   The package requires the Cargo feature called `codegen-backend`, but that feature is not stabilized in this version of Cargo (1.89.0-nightly (2251525ae 2025-06-16)).
[INFO] [stderr]   Consider adding `cargo-features = ["codegen-backend"]` to the top of Cargo.toml (above the [package] table) to tell Cargo you are opting in to use this unstable feature.
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#codegen-backend for more information about the status of this feature.
[INFO] checking lucasmerlin/test_error_repro against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasmerlin%2Ftest_error_repro" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lucasmerlin/test_error_repro on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/lucasmerlin/test_error_repro
[INFO] finished tweaking git repo https://github.com/lucasmerlin/test_error_repro
[INFO] tweaked toml for git repo https://github.com/lucasmerlin/test_error_repro written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lucasmerlin/test_error_repro 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-4-tc2/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   feature `codegen-backend` is required
[INFO] [stderr] 
[INFO] [stderr]   The package requires the Cargo feature called `codegen-backend`, but that feature is not stabilized in this version of Cargo (1.89.0-nightly (2251525ae 2025-06-16)).
[INFO] [stderr]   Consider adding `cargo-features = ["codegen-backend"]` to the top of Cargo.toml (above the [package] table) to tell Cargo you are opting in to use this unstable feature.
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#codegen-backend for more information about the status of this feature.
[INFO] checking lucasmerlin/test_error_repro against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasmerlin%2Ftest_error_repro" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lucasmerlin/test_error_repro on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/lucasmerlin/test_error_repro
[INFO] finished tweaking git repo https://github.com/lucasmerlin/test_error_repro
[INFO] tweaked toml for git repo https://github.com/lucasmerlin/test_error_repro written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lucasmerlin/test_error_repro 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-4-tc2/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   feature `codegen-backend` is required
[INFO] [stderr] 
[INFO] [stderr]   The package requires the Cargo feature called `codegen-backend`, but that feature is not stabilized in this version of Cargo (1.89.0-nightly (2251525ae 2025-06-16)).
[INFO] [stderr]   Consider adding `cargo-features = ["codegen-backend"]` to the top of Cargo.toml (above the [package] table) to tell Cargo you are opting in to use this unstable feature.
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#codegen-backend for more information about the status of this feature.
[INFO] checking lucasmerlin/test_error_repro against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasmerlin%2Ftest_error_repro" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lucasmerlin/test_error_repro on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/lucasmerlin/test_error_repro
[INFO] finished tweaking git repo https://github.com/lucasmerlin/test_error_repro
[INFO] tweaked toml for git repo https://github.com/lucasmerlin/test_error_repro written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lucasmerlin/test_error_repro 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-4-tc2/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   feature `codegen-backend` is required
[INFO] [stderr] 
[INFO] [stderr]   The package requires the Cargo feature called `codegen-backend`, but that feature is not stabilized in this version of Cargo (1.89.0-nightly (2251525ae 2025-06-16)).
[INFO] [stderr]   Consider adding `cargo-features = ["codegen-backend"]` to the top of Cargo.toml (above the [package] table) to tell Cargo you are opting in to use this unstable feature.
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#codegen-backend for more information about the status of this feature.


command failed: exit status: 101

error: failed to parse manifest at `/workspace/builds/worker-4-tc2/source/Cargo.toml`

Caused by:
  feature `codegen-backend` is required

  The package requires the Cargo feature called `codegen-backend`, but that feature is not stabilized in this version of Cargo (1.89.0-nightly (2251525ae 2025-06-16)).
  Consider adding `cargo-features = ["codegen-backend"]` to the top of Cargo.toml (above the [package] table) to tell Cargo you are opting in to use this unstable feature.
  See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#codegen-backend for more information about the status of this feature.