[INFO] fetching crate sierra 0.1.0...
[INFO] checking sierra-0.1.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate sierra 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sierra 0.1.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sierra 0.1.0
[INFO] finished tweaking crates.io crate sierra 0.1.0
[INFO] tweaked toml for crates.io crate sierra 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_bytes v0.11.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9468e546c9ee512f3d10abad1cb8131483e43486e5c81cd528199e94cf1c5daf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9468e546c9ee512f3d10abad1cb8131483e43486e5c81cd528199e94cf1c5daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9468e546c9ee512f3d10abad1cb8131483e43486e5c81cd528199e94cf1c5daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9468e546c9ee512f3d10abad1cb8131483e43486e5c81cd528199e94cf1c5daf", kill_on_drop: false }`
[INFO] [stdout] 9468e546c9ee512f3d10abad1cb8131483e43486e5c81cd528199e94cf1c5daf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ec0c40ed727b8e894e58ad5e9a9541e682a5a9ef2951ef845a6517c9ab1950c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3ec0c40ed727b8e894e58ad5e9a9541e682a5a9ef2951ef845a6517c9ab1950c", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking bumpalo v3.6.1
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking ordered-float v2.2.0
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking gpu-alloc v0.3.0
[INFO] [stderr]     Checking erupt v0.17.1+169
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling sierra-proc v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking gpu-alloc-erupt v0.3.0
[INFO] [stderr]     Checking sierra v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown `doc` attribute `hiddent`
[INFO] [stdout]    --> src/pipeline/graphics.rs:377:7
[INFO] [stdout]     |
[INFO] [stdout] 377 | #[doc(hiddent)]
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown `doc` attribute `hiddent`
[INFO] [stdout]    --> src/pipeline/graphics.rs:377:7
[INFO] [stdout]     |
[INFO] [stdout] 377 | #[doc(hiddent)]
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.35s
[INFO] running `Command { std: "docker" "inspect" "3ec0c40ed727b8e894e58ad5e9a9541e682a5a9ef2951ef845a6517c9ab1950c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ec0c40ed727b8e894e58ad5e9a9541e682a5a9ef2951ef845a6517c9ab1950c", kill_on_drop: false }`
[INFO] [stdout] 3ec0c40ed727b8e894e58ad5e9a9541e682a5a9ef2951ef845a6517c9ab1950c