[INFO] fetching crate etk-4byte 0.2.1...
[INFO] documenting etk-4byte-0.2.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate etk-4byte 0.2.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate etk-4byte 0.2.1 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 etk-4byte 0.2.1
[INFO] finished tweaking crates.io crate etk-4byte 0.2.1
[INFO] tweaked toml for crates.io crate etk-4byte 0.2.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate etk-4byte 0.2.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 512742dc2437a838190f6c05e3fe127811d5363bffb77b0a891dd9858b05c9f8
[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" "512742dc2437a838190f6c05e3fe127811d5363bffb77b0a891dd9858b05c9f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "512742dc2437a838190f6c05e3fe127811d5363bffb77b0a891dd9858b05c9f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "512742dc2437a838190f6c05e3fe127811d5363bffb77b0a891dd9858b05c9f8", kill_on_drop: false }`
[INFO] [stdout] 512742dc2437a838190f6c05e3fe127811d5363bffb77b0a891dd9858b05c9f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f055c1cb55dfde294fec26c269ec3154cc9fe056ba303bcaeea80824dc7493d
[INFO] running `Command { std: "docker" "start" "-a" "1f055c1cb55dfde294fec26c269ec3154cc9fe056ba303bcaeea80824dc7493d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking brotli v3.3.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]  Documenting etk-4byte v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.42s
[INFO] running `Command { std: "docker" "inspect" "1f055c1cb55dfde294fec26c269ec3154cc9fe056ba303bcaeea80824dc7493d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f055c1cb55dfde294fec26c269ec3154cc9fe056ba303bcaeea80824dc7493d", kill_on_drop: false }`
[INFO] [stdout] 1f055c1cb55dfde294fec26c269ec3154cc9fe056ba303bcaeea80824dc7493d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 649ded992cb9bf98a82342e22b0c1d90cfacb7f8a763fc0c8a8d954db32b52f5
[INFO] running `Command { std: "docker" "start" "-a" "649ded992cb9bf98a82342e22b0c1d90cfacb7f8a763fc0c8a8d954db32b52f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]     Checking brotli-decompressor v2.3.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking brotli v3.3.4
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]  Documenting etk-4byte v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.08s
[INFO] running `Command { std: "docker" "inspect" "649ded992cb9bf98a82342e22b0c1d90cfacb7f8a763fc0c8a8d954db32b52f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "649ded992cb9bf98a82342e22b0c1d90cfacb7f8a763fc0c8a8d954db32b52f5", kill_on_drop: false }`
[INFO] [stdout] 649ded992cb9bf98a82342e22b0c1d90cfacb7f8a763fc0c8a8d954db32b52f5