[INFO] fetching crate fmtlog 0.1.4...
[INFO] documenting fmtlog-0.1.4 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate fmtlog 0.1.4 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate fmtlog 0.1.4 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fmtlog 0.1.4
[INFO] finished tweaking crates.io crate fmtlog 0.1.4
[INFO] tweaked toml for crates.io crate fmtlog 0.1.4 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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" "+beta-2022-05-20" "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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 805297c18c4a57db8eedfb9cfbbe987d182c7ab5700b9fdd940b621cbef130d2
[INFO] running `Command { std: "docker" "start" "-a" "805297c18c4a57db8eedfb9cfbbe987d182c7ab5700b9fdd940b621cbef130d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "805297c18c4a57db8eedfb9cfbbe987d182c7ab5700b9fdd940b621cbef130d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805297c18c4a57db8eedfb9cfbbe987d182c7ab5700b9fdd940b621cbef130d2", kill_on_drop: false }`
[INFO] [stdout] 805297c18c4a57db8eedfb9cfbbe987d182c7ab5700b9fdd940b621cbef130d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbb15f98dde9ff961c94d6ec1efcd07078e267b0acba1e3481b29ba4ac916c4b
[INFO] running `Command { std: "docker" "start" "-a" "dbb15f98dde9ff961c94d6ec1efcd07078e267b0acba1e3481b29ba4ac916c4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]  Documenting fmtlog v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `**colored**`
[INFO] [stdout]   --> src/config/mod.rs:47:10
[INFO] [stdout]    |
[INFO] [stdout] 47 |     /// [**colored**] Colorize the log.
[INFO] [stdout]    |          ^^^^^^^^^^^ no item named `**colored**` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.12s
[INFO] running `Command { std: "docker" "inspect" "dbb15f98dde9ff961c94d6ec1efcd07078e267b0acba1e3481b29ba4ac916c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbb15f98dde9ff961c94d6ec1efcd07078e267b0acba1e3481b29ba4ac916c4b", kill_on_drop: false }`
[INFO] [stdout] dbb15f98dde9ff961c94d6ec1efcd07078e267b0acba1e3481b29ba4ac916c4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 743d7c48d80dcbf121584b291d0a603f21273963e89a3309fe0cc9b86c55238e
[INFO] running `Command { std: "docker" "start" "-a" "743d7c48d80dcbf121584b291d0a603f21273963e89a3309fe0cc9b86c55238e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]  Documenting fmtlog v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `**colored**`
[INFO] [stdout]   --> src/config/mod.rs:47:10
[INFO] [stdout]    |
[INFO] [stdout] 47 |     /// [**colored**] Colorize the log.
[INFO] [stdout]    |          ^^^^^^^^^^^ no item named `**colored**` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.85s
[INFO] running `Command { std: "docker" "inspect" "743d7c48d80dcbf121584b291d0a603f21273963e89a3309fe0cc9b86c55238e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "743d7c48d80dcbf121584b291d0a603f21273963e89a3309fe0cc9b86c55238e", kill_on_drop: false }`
[INFO] [stdout] 743d7c48d80dcbf121584b291d0a603f21273963e89a3309fe0cc9b86c55238e