[INFO] fetching crate rckit 0.1.0...
[INFO] documenting rckit-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate rckit 0.1.0 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate rckit 0.1.0 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 rckit 0.1.0
[INFO] finished tweaking crates.io crate rckit 0.1.0
[INFO] tweaked toml for crates.io crate rckit 0.1.0 written to /workspace/builds/worker-37/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redis v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 91f1dcbac443559a37dc0ca745c2e766da8d866ed96ec882e52e117969308d18
[INFO] running `Command { std: "docker" "start" "-a" "91f1dcbac443559a37dc0ca745c2e766da8d866ed96ec882e52e117969308d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91f1dcbac443559a37dc0ca745c2e766da8d866ed96ec882e52e117969308d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91f1dcbac443559a37dc0ca745c2e766da8d866ed96ec882e52e117969308d18", kill_on_drop: false }`
[INFO] [stdout] 91f1dcbac443559a37dc0ca745c2e766da8d866ed96ec882e52e117969308d18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 7372d648f96cf06513abef1af6d4a969f5333c19c64205f7bdbc862a0541c6a0
[INFO] running `Command { std: "docker" "start" "-a" "7372d648f96cf06513abef1af6d4a969f5333c19c64205f7bdbc862a0541c6a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling redis v0.9.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]  Documenting rckit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `master` should have an upper camel case name
[INFO] [stdout]   --> src/cluster.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     master,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Master`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `slave` should have an upper camel case name
[INFO] [stdout]   --> src/cluster.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     slave,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Slave`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.04s
[INFO] running `Command { std: "docker" "inspect" "7372d648f96cf06513abef1af6d4a969f5333c19c64205f7bdbc862a0541c6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7372d648f96cf06513abef1af6d4a969f5333c19c64205f7bdbc862a0541c6a0", kill_on_drop: false }`
[INFO] [stdout] 7372d648f96cf06513abef1af6d4a969f5333c19c64205f7bdbc862a0541c6a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 7d1e34c7176eb3d44c270e55eb97ecd03bf4343c0e9fc403e509a0a49ca4cb80
[INFO] running `Command { std: "docker" "start" "-a" "7d1e34c7176eb3d44c270e55eb97ecd03bf4343c0e9fc403e509a0a49ca4cb80", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling redis v0.9.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]  Documenting rckit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `master` should have an upper camel case name
[INFO] [stdout]   --> src/cluster.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     master,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Master`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `slave` should have an upper camel case name
[INFO] [stdout]   --> src/cluster.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     slave,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Slave`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.38s
[INFO] running `Command { std: "docker" "inspect" "7d1e34c7176eb3d44c270e55eb97ecd03bf4343c0e9fc403e509a0a49ca4cb80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d1e34c7176eb3d44c270e55eb97ecd03bf4343c0e9fc403e509a0a49ca4cb80", kill_on_drop: false }`
[INFO] [stdout] 7d1e34c7176eb3d44c270e55eb97ecd03bf4343c0e9fc403e509a0a49ca4cb80