[INFO] fetching crate paint 0.1.0...
[INFO] documenting paint-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate paint 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate paint 0.1.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate paint 0.1.0
[INFO] finished tweaking crates.io crate paint 0.1.0
[INFO] tweaked toml for crates.io crate paint 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c765fd8663388984caba732e48a4a77da543e3756d7fd936a382f7821116912
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0c765fd8663388984caba732e48a4a77da543e3756d7fd936a382f7821116912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c765fd8663388984caba732e48a4a77da543e3756d7fd936a382f7821116912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c765fd8663388984caba732e48a4a77da543e3756d7fd936a382f7821116912", kill_on_drop: false }`
[INFO] [stdout] 0c765fd8663388984caba732e48a4a77da543e3756d7fd936a382f7821116912
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ba8dc0e028105ea9c80cdd839cb63ae012aa3cbfeaa067e00539a8f1eea4f34
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0ba8dc0e028105ea9c80cdd839cb63ae012aa3cbfeaa067e00539a8f1eea4f34", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling plist v0.2.4
[INFO] [stderr]    Compiling onig_sys v68.2.1
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking onig v3.2.2
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking syntect v2.1.0
[INFO] [stderr]  Documenting paint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/paint.rs:161:76
[INFO] [stdout]     |
[INFO] [stdout] 161 |             write!(out, ".{} .{} {{ {} }}\n", prefix, class, css).unwrap();;
[INFO] [stdout]     |                                                                            ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/paint.rs:442:13
[INFO] [stdout]     |
[INFO] [stdout] 442 |     } else {;
[INFO] [stdout]     |             ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.09s
[INFO] running `Command { std: "docker" "inspect" "0ba8dc0e028105ea9c80cdd839cb63ae012aa3cbfeaa067e00539a8f1eea4f34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ba8dc0e028105ea9c80cdd839cb63ae012aa3cbfeaa067e00539a8f1eea4f34", kill_on_drop: false }`
[INFO] [stdout] 0ba8dc0e028105ea9c80cdd839cb63ae012aa3cbfeaa067e00539a8f1eea4f34