[INFO] fetching crate ftp-rs 0.2.0...
[INFO] documenting ftp-rs-0.2.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate ftp-rs 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ftp-rs 0.2.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ftp-rs 0.2.0
[INFO] finished tweaking crates.io crate ftp-rs 0.2.0
[INFO] tweaked toml for crates.io crate ftp-rs 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate ftp-rs 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-stream v0.1.8
[INFO] [stderr]   Downloaded tokio-rustls v0.23.3
[INFO] [stderr]   Downloaded libc v0.2.124
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18fdedcf772569641665d6f58d577c6bb66bc4b3d0dcc03ca5de18ea3b344ea4
[INFO] running `Command { std: "docker" "start" "-a" "18fdedcf772569641665d6f58d577c6bb66bc4b3d0dcc03ca5de18ea3b344ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18fdedcf772569641665d6f58d577c6bb66bc4b3d0dcc03ca5de18ea3b344ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18fdedcf772569641665d6f58d577c6bb66bc4b3d0dcc03ca5de18ea3b344ea4", kill_on_drop: false }`
[INFO] [stdout] 18fdedcf772569641665d6f58d577c6bb66bc4b3d0dcc03ca5de18ea3b344ea4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65c8439251c6e68d4cddec08297e27bed46955a281c5e8708a0fd548134473a1
[INFO] running `Command { std: "docker" "start" "-a" "65c8439251c6e68d4cddec08297e27bed46955a281c5e8708a0fd548134473a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]  Documenting ftp-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/ftp_client.rs:33:56
[INFO] [stdout]    |
[INFO] [stdout] 33 |     static ref PROT_COMMAND_VALUE: Vec<&'static str> = {vec!["C","E","S","P"]};
[INFO] [stdout]    |                                                        ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 33 -     static ref PROT_COMMAND_VALUE: Vec<&'static str> = {vec!["C","E","S","P"]};
[INFO] [stdout] 33 +     static ref PROT_COMMAND_VALUE: Vec<&'static str> = vec!["C","E","S","P"];
[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 5.47s
[INFO] running `Command { std: "docker" "inspect" "65c8439251c6e68d4cddec08297e27bed46955a281c5e8708a0fd548134473a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c8439251c6e68d4cddec08297e27bed46955a281c5e8708a0fd548134473a1", kill_on_drop: false }`
[INFO] [stdout] 65c8439251c6e68d4cddec08297e27bed46955a281c5e8708a0fd548134473a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b30c9354631129681c7bd89d1191983effd588e03e72b127be05460b40bc7c61
[INFO] running `Command { std: "docker" "start" "-a" "b30c9354631129681c7bd89d1191983effd588e03e72b127be05460b40bc7c61", kill_on_drop: false }`
[INFO] [stderr]  Documenting ftp-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/ftp_client.rs:33:56
[INFO] [stdout]    |
[INFO] [stdout] 33 |     static ref PROT_COMMAND_VALUE: Vec<&'static str> = {vec!["C","E","S","P"]};
[INFO] [stdout]    |                                                        ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 33 -     static ref PROT_COMMAND_VALUE: Vec<&'static str> = {vec!["C","E","S","P"]};
[INFO] [stdout] 33 +     static ref PROT_COMMAND_VALUE: Vec<&'static str> = vec!["C","E","S","P"];
[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 0.68s
[INFO] running `Command { std: "docker" "inspect" "b30c9354631129681c7bd89d1191983effd588e03e72b127be05460b40bc7c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b30c9354631129681c7bd89d1191983effd588e03e72b127be05460b40bc7c61", kill_on_drop: false }`
[INFO] [stdout] b30c9354631129681c7bd89d1191983effd588e03e72b127be05460b40bc7c61
