[INFO] fetching crate gobble 0.6.3...
[INFO] documenting gobble-0.6.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate gobble 0.6.3 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate gobble 0.6.3 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 gobble 0.6.3
[INFO] finished tweaking crates.io crate gobble 0.6.3
[INFO] tweaked toml for crates.io crate gobble 0.6.3 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate crates.io crate gobble 0.6.3 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 46322f8aa56ddb581e9b58c4712a423bcc8f86a843195fb43f809fbeb56b334f
[INFO] running `Command { std: "docker" "start" "-a" "46322f8aa56ddb581e9b58c4712a423bcc8f86a843195fb43f809fbeb56b334f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46322f8aa56ddb581e9b58c4712a423bcc8f86a843195fb43f809fbeb56b334f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46322f8aa56ddb581e9b58c4712a423bcc8f86a843195fb43f809fbeb56b334f", kill_on_drop: false }`
[INFO] [stdout] 46322f8aa56ddb581e9b58c4712a423bcc8f86a843195fb43f809fbeb56b334f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] ad95235d3037d70e596cbc76c909a3482152c1f612cb722739b503a6cda0cf91
[INFO] running `Command { std: "docker" "start" "-a" "ad95235d3037d70e596cbc76c909a3482152c1f612cb722739b503a6cda0cf91", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]  Documenting gobble v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.29s
[INFO] running `Command { std: "docker" "inspect" "ad95235d3037d70e596cbc76c909a3482152c1f612cb722739b503a6cda0cf91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad95235d3037d70e596cbc76c909a3482152c1f612cb722739b503a6cda0cf91", kill_on_drop: false }`
[INFO] [stdout] ad95235d3037d70e596cbc76c909a3482152c1f612cb722739b503a6cda0cf91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 1f169a2b9fa2f1d402e41ee7e0766282d455024afe177e4347a9b4c34ded8b5e
[INFO] running `Command { std: "docker" "start" "-a" "1f169a2b9fa2f1d402e41ee7e0766282d455024afe177e4347a9b4c34ded8b5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]  Documenting gobble v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "1f169a2b9fa2f1d402e41ee7e0766282d455024afe177e4347a9b4c34ded8b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f169a2b9fa2f1d402e41ee7e0766282d455024afe177e4347a9b4c34ded8b5e", kill_on_drop: false }`
[INFO] [stdout] 1f169a2b9fa2f1d402e41ee7e0766282d455024afe177e4347a9b4c34ded8b5e