[INFO] fetching crate chassis 0.1.1...
[INFO] documenting chassis-0.1.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate chassis 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate chassis 0.1.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chassis 0.1.1
[INFO] finished tweaking crates.io crate chassis 0.1.1
[INFO] tweaked toml for crates.io crate chassis 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate chassis 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.69
[INFO] [stderr]   Downloaded trybuild v1.0.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53da9584cb73f1ef127acae658fca66630c2f3bfdca164d4969d316b22f3a47a
[INFO] running `Command { std: "docker" "start" "-a" "53da9584cb73f1ef127acae658fca66630c2f3bfdca164d4969d316b22f3a47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53da9584cb73f1ef127acae658fca66630c2f3bfdca164d4969d316b22f3a47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53da9584cb73f1ef127acae658fca66630c2f3bfdca164d4969d316b22f3a47a", kill_on_drop: false }`
[INFO] [stdout] 53da9584cb73f1ef127acae658fca66630c2f3bfdca164d4969d316b22f3a47a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0ec274f814f70ada20cf5003bc03f59e6c4f1a44f51d1d357d5c3623ce9cf45
[INFO] running `Command { std: "docker" "start" "-a" "c0ec274f814f70ada20cf5003bc03f59e6c4f1a44f51d1d357d5c3623ce9cf45", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling chassis v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]  Documenting chassis v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "c0ec274f814f70ada20cf5003bc03f59e6c4f1a44f51d1d357d5c3623ce9cf45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ec274f814f70ada20cf5003bc03f59e6c4f1a44f51d1d357d5c3623ce9cf45", kill_on_drop: false }`
[INFO] [stdout] c0ec274f814f70ada20cf5003bc03f59e6c4f1a44f51d1d357d5c3623ce9cf45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] c8814463a0f9e10dd3dc0edeba8c1aecfac9581edaa17b278ab1a30f69034418
[INFO] running `Command { std: "docker" "start" "-a" "c8814463a0f9e10dd3dc0edeba8c1aecfac9581edaa17b278ab1a30f69034418", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling chassis v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]  Documenting chassis v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `Command { std: "docker" "inspect" "c8814463a0f9e10dd3dc0edeba8c1aecfac9581edaa17b278ab1a30f69034418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8814463a0f9e10dd3dc0edeba8c1aecfac9581edaa17b278ab1a30f69034418", kill_on_drop: false }`
[INFO] [stdout] c8814463a0f9e10dd3dc0edeba8c1aecfac9581edaa17b278ab1a30f69034418