[INFO] fetching crate dtl 0.0.2...
[INFO] documenting dtl-0.0.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate dtl 0.0.2 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate dtl 0.0.2 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 dtl 0.0.2
[INFO] finished tweaking crates.io crate dtl 0.0.2
[INFO] tweaked toml for crates.io crate dtl 0.0.2 written to /workspace/builds/worker-56/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 3ab1283342ba0de3f6bbcb394bac7b67aeb6ecfa50a74ba1092bd22b017471f3
[INFO] running `Command { std: "docker" "start" "-a" "3ab1283342ba0de3f6bbcb394bac7b67aeb6ecfa50a74ba1092bd22b017471f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ab1283342ba0de3f6bbcb394bac7b67aeb6ecfa50a74ba1092bd22b017471f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab1283342ba0de3f6bbcb394bac7b67aeb6ecfa50a74ba1092bd22b017471f3", kill_on_drop: false }`
[INFO] [stdout] 3ab1283342ba0de3f6bbcb394bac7b67aeb6ecfa50a74ba1092bd22b017471f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 8fd4d3c2396977d1037ad5e6973a9eafbac62225b45c5005713dc45a1a661925
[INFO] running `Command { std: "docker" "start" "-a" "8fd4d3c2396977d1037ad5e6973a9eafbac62225b45c5005713dc45a1a661925", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]  Documenting dtl v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/compiler.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for i in (0..filters.len()) {
[INFO] [stdout]    |                  ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -         for i in (0..filters.len()) {
[INFO] [stdout] 27 +         for i in 0..filters.len() {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "8fd4d3c2396977d1037ad5e6973a9eafbac62225b45c5005713dc45a1a661925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd4d3c2396977d1037ad5e6973a9eafbac62225b45c5005713dc45a1a661925", kill_on_drop: false }`
[INFO] [stdout] 8fd4d3c2396977d1037ad5e6973a9eafbac62225b45c5005713dc45a1a661925
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] [stdout] 26a5160643e2ea1c3053fb4cb4b7808d2f9703731743fe740447670c7c1fdb91
[INFO] running `Command { std: "docker" "start" "-a" "26a5160643e2ea1c3053fb4cb4b7808d2f9703731743fe740447670c7c1fdb91", kill_on_drop: false }`
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]  Documenting dtl v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/compiler.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for i in (0..filters.len()) {
[INFO] [stdout]    |                  ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -         for i in (0..filters.len()) {
[INFO] [stdout] 27 +         for i in 0..filters.len() {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "26a5160643e2ea1c3053fb4cb4b7808d2f9703731743fe740447670c7c1fdb91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a5160643e2ea1c3053fb4cb4b7808d2f9703731743fe740447670c7c1fdb91", kill_on_drop: false }`
[INFO] [stdout] 26a5160643e2ea1c3053fb4cb4b7808d2f9703731743fe740447670c7c1fdb91