[INFO] fetching crate pyenv-python 0.4.0...
[INFO] documenting pyenv-python-0.4.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate pyenv-python 0.4.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate pyenv-python 0.4.0 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 pyenv-python 0.4.0
[INFO] finished tweaking crates.io crate pyenv-python 0.4.0
[INFO] tweaked toml for crates.io crate pyenv-python 0.4.0 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate crates.io crate pyenv-python 0.4.0 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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 18cd842d5563959138c10fe3092d1b49b960aca05dac1cd837e6af833c5286c5
[INFO] running `Command { std: "docker" "start" "-a" "18cd842d5563959138c10fe3092d1b49b960aca05dac1cd837e6af833c5286c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18cd842d5563959138c10fe3092d1b49b960aca05dac1cd837e6af833c5286c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18cd842d5563959138c10fe3092d1b49b960aca05dac1cd837e6af833c5286c5", kill_on_drop: false }`
[INFO] [stdout] 18cd842d5563959138c10fe3092d1b49b960aca05dac1cd837e6af833c5286c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] b7353949b2b277d60e1a92688cc95230cf90c03ec6986f6a10400f2da6d36f35
[INFO] running `Command { std: "docker" "start" "-a" "b7353949b2b277d60e1a92688cc95230cf90c03ec6986f6a10400f2da6d36f35", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking print_bytes v0.4.2
[INFO] [stderr]     Checking apply v0.3.0
[INFO] [stderr]     Checking is_executable v1.0.1
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking pyenv-python v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting pyenv-python v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `root`
[INFO] [stdout]    --> src/lib.rs:276:5
[INFO] [stdout]     |
[INFO] [stdout] 276 |     root: PyenvRoot,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Pyenv` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:274:10
[INFO] [stdout]     |
[INFO] [stdout] 274 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.87s
[INFO] running `Command { std: "docker" "inspect" "b7353949b2b277d60e1a92688cc95230cf90c03ec6986f6a10400f2da6d36f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7353949b2b277d60e1a92688cc95230cf90c03ec6986f6a10400f2da6d36f35", kill_on_drop: false }`
[INFO] [stdout] b7353949b2b277d60e1a92688cc95230cf90c03ec6986f6a10400f2da6d36f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] f8f11191cc4ac5070382918d68704c85ca3edbbc29b457e4272b1d2b213839cb
[INFO] running `Command { std: "docker" "start" "-a" "f8f11191cc4ac5070382918d68704c85ca3edbbc29b457e4272b1d2b213839cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking print_bytes v0.4.2
[INFO] [stderr]     Checking apply v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking is_executable v1.0.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]  Documenting pyenv-python v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.25s
[INFO] running `Command { std: "docker" "inspect" "f8f11191cc4ac5070382918d68704c85ca3edbbc29b457e4272b1d2b213839cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f11191cc4ac5070382918d68704c85ca3edbbc29b457e4272b1d2b213839cb", kill_on_drop: false }`
[INFO] [stdout] f8f11191cc4ac5070382918d68704c85ca3edbbc29b457e4272b1d2b213839cb