[INFO] cloning repository https://github.com/k4nar/rustracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k4nar/rustracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk4nar%2Frustracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk4nar%2Frustracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6dc499d14563dc0cfc6104037f62f2809d1494a
[INFO] documenting k4nar/rustracer against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk4nar%2Frustracer" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/k4nar/rustracer on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/k4nar/rustracer
[INFO] finished tweaking git repo https://github.com/k4nar/rustracer
[INFO] tweaked toml for git repo https://github.com/k4nar/rustracer written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/k4nar/rustracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-11/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/PistonDevelopers/image`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4be808b92fa7637c9bceb81fb0dce55663fa0accd8323a88243e5200ac328312
[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" "4be808b92fa7637c9bceb81fb0dce55663fa0accd8323a88243e5200ac328312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4be808b92fa7637c9bceb81fb0dce55663fa0accd8323a88243e5200ac328312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be808b92fa7637c9bceb81fb0dce55663fa0accd8323a88243e5200ac328312", kill_on_drop: false }`
[INFO] [stdout] 4be808b92fa7637c9bceb81fb0dce55663fa0accd8323a88243e5200ac328312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a21f333a0e7d6429eefde4e213977a7a7da7026689aed1664b012637ce1b46b7
[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" "a21f333a0e7d6429eefde4e213977a7a7da7026689aed1664b012637ce1b46b7", kill_on_drop: false }`
[INFO] [stderr]     Checking image v0.23.9 (https://github.com/PistonDevelopers/image#4e9c87a9)
[INFO] [stderr]  Documenting rustracer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `Red` should have an upper case name
[INFO] [stdout]  --> src/color.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub static Red: Color = Color { r: 255, g: 0, b: 0 };
[INFO] [stdout]   |            ^^^ help: convert the identifier to upper case: `RED`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `Green` should have an upper case name
[INFO] [stdout]  --> src/color.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub static Green: Color = Color { r: 0, g: 255, b: 0 };
[INFO] [stdout]   |            ^^^^^ help: convert the identifier to upper case: `GREEN`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `Blue` should have an upper case name
[INFO] [stdout]   --> src/color.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub static Blue: Color = Color { r: 0, g: 0, b: 255 };
[INFO] [stdout]    |            ^^^^ help: convert the identifier to upper case: `BLUE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `White` should have an upper case name
[INFO] [stdout]   --> src/color.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub static White: Color = Color { r: 255, g: 255, b: 255 };
[INFO] [stdout]    |            ^^^^^ help: convert the identifier to upper case: `WHITE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `Black` should have an upper case name
[INFO] [stdout]   --> src/color.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub static Black: Color = Color { r: 0, g: 0, b: 0 };
[INFO] [stdout]    |            ^^^^^ help: convert the identifier to upper case: `BLACK`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.89s
[INFO] running `Command { std: "docker" "inspect" "a21f333a0e7d6429eefde4e213977a7a7da7026689aed1664b012637ce1b46b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a21f333a0e7d6429eefde4e213977a7a7da7026689aed1664b012637ce1b46b7", kill_on_drop: false }`
[INFO] [stdout] a21f333a0e7d6429eefde4e213977a7a7da7026689aed1664b012637ce1b46b7