[INFO] fetching crate bk2d-mode 0.3.0...
[INFO] documenting bk2d-mode-0.3.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate bk2d-mode 0.3.0 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate bk2d-mode 0.3.0 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 bk2d-mode 0.3.0
[INFO] finished tweaking crates.io crate bk2d-mode 0.3.0
[INFO] tweaked toml for crates.io crate bk2d-mode 0.3.0 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 darling_macro v0.9.0
[INFO] [stderr]   Downloaded darling v0.9.0
[INFO] [stderr]   Downloaded bk2d-macro v0.3.0
[INFO] [stderr]   Downloaded bk2d v0.3.0
[INFO] [stderr]   Downloaded darling_core v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] bc4fcbec9f64c40f853022276bc746d7175d3bda2ddf28c3444cc2b08718756b
[INFO] running `Command { std: "docker" "start" "-a" "bc4fcbec9f64c40f853022276bc746d7175d3bda2ddf28c3444cc2b08718756b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc4fcbec9f64c40f853022276bc746d7175d3bda2ddf28c3444cc2b08718756b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc4fcbec9f64c40f853022276bc746d7175d3bda2ddf28c3444cc2b08718756b", kill_on_drop: false }`
[INFO] [stdout] bc4fcbec9f64c40f853022276bc746d7175d3bda2ddf28c3444cc2b08718756b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 74415faa240815884591607d78c212de0b8452bf28afea2314b8a90f0ddcaccc
[INFO] running `Command { std: "docker" "start" "-a" "74415faa240815884591607d78c212de0b8452bf28afea2314b8a90f0ddcaccc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling bk2d-macro v0.3.0
[INFO] [stderr]     Checking bk2d v0.3.0
[INFO] [stderr]  Documenting bk2d-mode v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.04s
[INFO] running `Command { std: "docker" "inspect" "74415faa240815884591607d78c212de0b8452bf28afea2314b8a90f0ddcaccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74415faa240815884591607d78c212de0b8452bf28afea2314b8a90f0ddcaccc", kill_on_drop: false }`
[INFO] [stdout] 74415faa240815884591607d78c212de0b8452bf28afea2314b8a90f0ddcaccc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 461b12aac62931cd8c158c4f2e7fb6acce470ae72d0a6f2ff0e33cb8d6789a3b
[INFO] running `Command { std: "docker" "start" "-a" "461b12aac62931cd8c158c4f2e7fb6acce470ae72d0a6f2ff0e33cb8d6789a3b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling bk2d-macro v0.3.0
[INFO] [stderr]     Checking bk2d v0.3.0
[INFO] [stderr]  Documenting bk2d-mode v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.40s
[INFO] running `Command { std: "docker" "inspect" "461b12aac62931cd8c158c4f2e7fb6acce470ae72d0a6f2ff0e33cb8d6789a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "461b12aac62931cd8c158c4f2e7fb6acce470ae72d0a6f2ff0e33cb8d6789a3b", kill_on_drop: false }`
[INFO] [stdout] 461b12aac62931cd8c158c4f2e7fb6acce470ae72d0a6f2ff0e33cb8d6789a3b