[INFO] fetching crate rustc_plugin 0.13.0-nightly-2025-03-03...
[INFO] checking rustc_plugin-0.13.0-nightly-2025-03-03 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate rustc_plugin 0.13.0-nightly-2025-03-03 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rustc_plugin 0.13.0-nightly-2025-03-03
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rustc_plugin 0.13.0-nightly-2025-03-03
[INFO] tweaked toml for crates.io crate rustc_plugin 0.13.0-nightly-2025-03-03 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustc_plugin 0.13.0-nightly-2025-03-03 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustc_plugin 0.13.0-nightly-2025-03-03 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2bd30e8d44fda435567a45232413314d02ad8c99d05d004e6aba7cecb3e8931
[INFO] running `Command { std: "docker" "start" "-a" "a2bd30e8d44fda435567a45232413314d02ad8c99d05d004e6aba7cecb3e8931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2bd30e8d44fda435567a45232413314d02ad8c99d05d004e6aba7cecb3e8931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2bd30e8d44fda435567a45232413314d02ad8c99d05d004e6aba7cecb3e8931", kill_on_drop: false }`
[INFO] [stdout] a2bd30e8d44fda435567a45232413314d02ad8c99d05d004e6aba7cecb3e8931
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62842324f9019d12a4f94a076a79c454ea8f97f4fdf389b5b5da2b1d3809db3f
[INFO] running `Command { std: "docker" "start" "-a" "62842324f9019d12a4f94a076a79c454ea8f97f4fdf389b5b5da2b1d3809db3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking rustc_tools_util v0.1.1
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]     Checking object v0.36.7
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling toml v0.7.8
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]    Compiling rustc_plugin v0.13.0-nightly-2025-03-03 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read `rust-toolchain.toml`: No such file or directory (os error 2)
[INFO] [stdout]  --> build.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |   let toolchain_toml = include_str!("rust-toolchain.toml");
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc_plugin` (build script) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "62842324f9019d12a4f94a076a79c454ea8f97f4fdf389b5b5da2b1d3809db3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62842324f9019d12a4f94a076a79c454ea8f97f4fdf389b5b5da2b1d3809db3f", kill_on_drop: false }`
[INFO] [stdout] 62842324f9019d12a4f94a076a79c454ea8f97f4fdf389b5b5da2b1d3809db3f