[INFO] cloning repository https://github.com/gitizenss/shacklebol
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gitizenss/shacklebol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitizenss%2Fshacklebol", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitizenss%2Fshacklebol'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f419c5fa45477808ab76466b15df4c21c9ac8117
[INFO] building gitizenss/shacklebol against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitizenss%2Fshacklebol" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gitizenss/shacklebol on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/gitizenss/shacklebol
[INFO] finished tweaking git repo https://github.com/gitizenss/shacklebol
[INFO] tweaked toml for git repo https://github.com/gitizenss/shacklebol written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gitizenss/shacklebol 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-5-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 (64a124607 2025-05-30)).
[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] building gitizenss/shacklebol against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitizenss%2Fshacklebol" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gitizenss/shacklebol on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/gitizenss/shacklebol
[INFO] finished tweaking git repo https://github.com/gitizenss/shacklebol
[INFO] tweaked toml for git repo https://github.com/gitizenss/shacklebol written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gitizenss/shacklebol 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-5-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 (64a124607 2025-05-30)).
[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] building gitizenss/shacklebol against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitizenss%2Fshacklebol" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gitizenss/shacklebol on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/gitizenss/shacklebol
[INFO] finished tweaking git repo https://github.com/gitizenss/shacklebol
[INFO] tweaked toml for git repo https://github.com/gitizenss/shacklebol written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gitizenss/shacklebol 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-5-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 (64a124607 2025-05-30)).
[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] building gitizenss/shacklebol against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitizenss%2Fshacklebol" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  84% (4243/5041)
Updating files:  85% (4285/5041)
Updating files:  86% (4336/5041)
Updating files:  87% (4386/5041)
Updating files:  88% (4437/5041)
Updating files:  89% (4487/5041)
Updating files:  90% (4537/5041)
Updating files:  91% (4588/5041)
Updating files:  92% (4638/5041)
Updating files:  93% (4689/5041)
Updating files:  94% (4739/5041)
Updating files:  95% (4789/5041)
Updating files:  96% (4840/5041)
Updating files:  97% (4890/5041)
Updating files:  98% (4941/5041)
Updating files:  99% (4991/5041)
Updating files: 100% (5041/5041)
Updating files: 100% (5041/5041), done.
[INFO] validating manifest of git repo https://github.com/gitizenss/shacklebol on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/gitizenss/shacklebol
[INFO] finished tweaking git repo https://github.com/gitizenss/shacklebol
[INFO] tweaked toml for git repo https://github.com/gitizenss/shacklebol written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gitizenss/shacklebol 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-5-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 (64a124607 2025-05-30)).
[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] building gitizenss/shacklebol against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitizenss%2Fshacklebol" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gitizenss/shacklebol on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/gitizenss/shacklebol
[INFO] finished tweaking git repo https://github.com/gitizenss/shacklebol
[INFO] tweaked toml for git repo https://github.com/gitizenss/shacklebol written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gitizenss/shacklebol 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-5-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 (64a124607 2025-05-30)).
[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-5-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 (64a124607 2025-05-30)).
  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.