[INFO] fetching crate hamster_wheel 0.2.1...
[INFO] documenting hamster_wheel-0.2.1 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate hamster_wheel 0.2.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate hamster_wheel 0.2.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hamster_wheel 0.2.1
[INFO] finished tweaking crates.io crate hamster_wheel 0.2.1
[INFO] tweaked toml for crates.io crate hamster_wheel 0.2.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c532ed2a877a195698235e89e96dcb3d61d34f5113ff39b6209ac17719f4a8f8
[INFO] running `Command { std: "docker" "start" "-a" "c532ed2a877a195698235e89e96dcb3d61d34f5113ff39b6209ac17719f4a8f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c532ed2a877a195698235e89e96dcb3d61d34f5113ff39b6209ac17719f4a8f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c532ed2a877a195698235e89e96dcb3d61d34f5113ff39b6209ac17719f4a8f8", kill_on_drop: false }`
[INFO] [stdout] c532ed2a877a195698235e89e96dcb3d61d34f5113ff39b6209ac17719f4a8f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2622ec881f4f9e4138943d6ee1d4e0523da1f86fbc86afcda06a7a5846814aa1
[INFO] running `Command { std: "docker" "start" "-a" "2622ec881f4f9e4138943d6ee1d4e0523da1f86fbc86afcda06a7a5846814aa1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking serde v1.0.127
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling logos-derive v0.10.0
[INFO] [stderr]     Checking hyper v0.12.36
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/logos-derive-0.10.0/src/util.rs:97:31
[INFO] [stdout]     |
[INFO] [stdout] 97  |                   self.callback.insert(callback, |_| {
[INFO] [stdout]     |  _______________________________^^^^^^_--------__-
[INFO] [stdout]     | |                               |
[INFO] [stdout]     | |                               expected 1 argument
[INFO] [stdout] 98  | |                     panic!("Only one callback can be defined per variant definition!")
[INFO] [stdout] 99  | |                 });
[INFO] [stdout]     | |_________________- supplied 2 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `logos-derive`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2622ec881f4f9e4138943d6ee1d4e0523da1f86fbc86afcda06a7a5846814aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2622ec881f4f9e4138943d6ee1d4e0523da1f86fbc86afcda06a7a5846814aa1", kill_on_drop: false }`
[INFO] [stdout] 2622ec881f4f9e4138943d6ee1d4e0523da1f86fbc86afcda06a7a5846814aa1
