[INFO] cloning repository https://github.com/glotitude/snowcat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/glotitude/snowcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglotitude%2Fsnowcat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglotitude%2Fsnowcat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3358b013dba3c2ef6baf22b880aa4039b004bbba
[INFO] documenting glotitude/snowcat against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglotitude%2Fsnowcat" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/glotitude/snowcat 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 git repo https://github.com/glotitude/snowcat
[INFO] finished tweaking git repo https://github.com/glotitude/snowcat
[INFO] tweaked toml for git repo https://github.com/glotitude/snowcat written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/glotitude/snowcat already has a lockfile, it will not be regenerated
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] ac06dc40fd758604d3c2b13c4a23fd89be76766dbeda7dc5335e981eb85f3ecd
[INFO] running `Command { std: "docker" "start" "-a" "ac06dc40fd758604d3c2b13c4a23fd89be76766dbeda7dc5335e981eb85f3ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac06dc40fd758604d3c2b13c4a23fd89be76766dbeda7dc5335e981eb85f3ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac06dc40fd758604d3c2b13c4a23fd89be76766dbeda7dc5335e981eb85f3ecd", kill_on_drop: false }`
[INFO] [stdout] ac06dc40fd758604d3c2b13c4a23fd89be76766dbeda7dc5335e981eb85f3ecd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] d3e003be6a681a8839abc9305278364c20a05b8f8e25c9b6e2a31d4c8471ba3e
[INFO] running `Command { std: "docker" "start" "-a" "d3e003be6a681a8839abc9305278364c20a05b8f8e25c9b6e2a31d4c8471ba3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling snowcat_derive v0.1.0 (/opt/rustwide/workdir/snowcat_derive)
[INFO] [stdout] warning: unused import: `syn::*`
[INFO] [stdout]  --> snowcat_derive/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syn::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `struct_token`
[INFO] [stdout]   --> snowcat_derive/src/lib.rs:38:43
[INFO] [stdout]    |
[INFO] [stdout] 38 |         syn::Data::Struct(syn::DataStruct{struct_token, fields, semi_token}) => fields,
[INFO] [stdout]    |                                           ^^^^^^^^^^^^ help: try ignoring the field: `struct_token: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `semi_token`
[INFO] [stdout]   --> snowcat_derive/src/lib.rs:38:65
[INFO] [stdout]    |
[INFO] [stdout] 38 |         syn::Data::Struct(syn::DataStruct{struct_token, fields, semi_token}) => fields,
[INFO] [stdout]    |                                                                 ^^^^^^^^^^ help: try ignoring the field: `semi_token: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `brace_token`
[INFO] [stdout]   --> snowcat_derive/src/lib.rs:43:46
[INFO] [stdout]    |
[INFO] [stdout] 43 |         syn::Fields::Named(syn::FieldsNamed{ brace_token, named }) => named,
[INFO] [stdout]    |                                              ^^^^^^^^^^^ help: try ignoring the field: `brace_token: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting snowcat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.76s
[INFO] running `Command { std: "docker" "inspect" "d3e003be6a681a8839abc9305278364c20a05b8f8e25c9b6e2a31d4c8471ba3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e003be6a681a8839abc9305278364c20a05b8f8e25c9b6e2a31d4c8471ba3e", kill_on_drop: false }`
[INFO] [stdout] d3e003be6a681a8839abc9305278364c20a05b8f8e25c9b6e2a31d4c8471ba3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] cc84e696b1dc224e9f0b10a68340cbab2237993087f657e7af4269258810303b
[INFO] running `Command { std: "docker" "start" "-a" "cc84e696b1dc224e9f0b10a68340cbab2237993087f657e7af4269258810303b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling snowcat_derive v0.1.0 (/opt/rustwide/workdir/snowcat_derive)
[INFO] [stdout] warning: unused import: `syn::*`
[INFO] [stdout]  --> snowcat_derive/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syn::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `struct_token`
[INFO] [stdout]   --> snowcat_derive/src/lib.rs:38:43
[INFO] [stdout]    |
[INFO] [stdout] 38 |         syn::Data::Struct(syn::DataStruct{struct_token, fields, semi_token}) => fields,
[INFO] [stdout]    |                                           ^^^^^^^^^^^^ help: try ignoring the field: `struct_token: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `semi_token`
[INFO] [stdout]   --> snowcat_derive/src/lib.rs:38:65
[INFO] [stdout]    |
[INFO] [stdout] 38 |         syn::Data::Struct(syn::DataStruct{struct_token, fields, semi_token}) => fields,
[INFO] [stdout]    |                                                                 ^^^^^^^^^^ help: try ignoring the field: `semi_token: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `brace_token`
[INFO] [stdout]   --> snowcat_derive/src/lib.rs:43:46
[INFO] [stdout]    |
[INFO] [stdout] 43 |         syn::Fields::Named(syn::FieldsNamed{ brace_token, named }) => named,
[INFO] [stdout]    |                                              ^^^^^^^^^^^ help: try ignoring the field: `brace_token: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting snowcat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.36s
[INFO] running `Command { std: "docker" "inspect" "cc84e696b1dc224e9f0b10a68340cbab2237993087f657e7af4269258810303b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc84e696b1dc224e9f0b10a68340cbab2237993087f657e7af4269258810303b", kill_on_drop: false }`
[INFO] [stdout] cc84e696b1dc224e9f0b10a68340cbab2237993087f657e7af4269258810303b