[INFO] cloning repository https://github.com/Thingus/rusty_color
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Thingus/rusty_color" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThingus%2Frusty_color", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThingus%2Frusty_color'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8afba357884ab645a9b3b4f2793cb03dae6f5ab
[INFO] documenting Thingus/rusty_color against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThingus%2Frusty_color" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Thingus/rusty_color on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Thingus/rusty_color
[INFO] finished tweaking git repo https://github.com/Thingus/rusty_color
[INFO] tweaked toml for git repo https://github.com/Thingus/rusty_color written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Thingus/rusty_color already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/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[INFO] the lockfile is outdated, regenerating it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" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sample v0.10.0
[INFO] [stderr]   Downloaded rustfft v3.0.1
[INFO] [stderr]   Downloaded strength_reduce v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1807745cb405f8630897cbc8d32304ecb70c92663232b94c47ce8bc15b98aea9
[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" "1807745cb405f8630897cbc8d32304ecb70c92663232b94c47ce8bc15b98aea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1807745cb405f8630897cbc8d32304ecb70c92663232b94c47ce8bc15b98aea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1807745cb405f8630897cbc8d32304ecb70c92663232b94c47ce8bc15b98aea9", kill_on_drop: false }`
[INFO] [stdout] 1807745cb405f8630897cbc8d32304ecb70c92663232b94c47ce8bc15b98aea9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c23e91d496c10452bfa992f397eb467484fc063d03b84a2c45404358c3aba62
[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" "7c23e91d496c10452bfa992f397eb467484fc063d03b84a2c45404358c3aba62", kill_on_drop: false }`
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]     Checking sample v0.10.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.10
[INFO] [stderr]     Checking rustfft v3.0.1
[INFO] [stderr]  Documenting rusty_color v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `P`
[INFO] [stdout]   --> src/main.rs:62:93
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn audio_to_video_frame<S>(audio_frame: &Vec<S>, x_res:u32, y_res:u32) -> ImageBuffer<P,Vec<P::Subpixel>>
[INFO] [stdout]    |                                                                                             ^ use of undeclared type `P`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `P`
[INFO] [stdout]   --> src/main.rs:74:48
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn save_image_as_png(image: ImageBuffer<P, Vec<P::Subpixel>>)
[INFO] [stdout]    |                                                ^ use of undeclared type `P`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `P` in this scope
[INFO] [stdout]   --> src/main.rs:65:2
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn audio_to_video_frame<S>(audio_frame: &Vec<S>, x_res:u32, y_res:u32) -> ImageBuffer<P,Vec<P::Subpixel>>
[INFO] [stdout]    |                         - similarly named type parameter `S` defined here
[INFO] [stdout] ...
[INFO] [stdout] 65 |     P: Pixel
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout] help: a type parameter with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 65 |     S: Pixel
[INFO] [stdout]    |     ^
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn audio_to_video_frame<S, P>(audio_frame: &Vec<S>, x_res:u32, y_res:u32) -> ImageBuffer<P,Vec<P::Subpixel>>
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `P` in this scope
[INFO] [stdout]   --> src/main.rs:62:87
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn audio_to_video_frame<S>(audio_frame: &Vec<S>, x_res:u32, y_res:u32) -> ImageBuffer<P,Vec<P::Subpixel>>
[INFO] [stdout]    |                         - similarly named type parameter `S` defined here             ^
[INFO] [stdout]    |
[INFO] [stdout] help: a type parameter with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn audio_to_video_frame<S>(audio_frame: &Vec<S>, x_res:u32, y_res:u32) -> ImageBuffer<S,Vec<P::Subpixel>>
[INFO] [stdout]    |                                                                                       ^
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn audio_to_video_frame<S, P>(audio_frame: &Vec<S>, x_res:u32, y_res:u32) -> ImageBuffer<P,Vec<P::Subpixel>>
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `P` in this scope
[INFO] [stdout]   --> src/main.rs:76:3
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn save_image_as_png(image: ImageBuffer<P, Vec<P::Subpixel>>)
[INFO] [stdout]    |                     - help: you might be missing a type parameter: `<P>`
[INFO] [stdout] 75 | where
[INFO] [stdout] 76 |   P: Pixel
[INFO] [stdout]    |   ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `P` in this scope
[INFO] [stdout]   --> src/main.rs:74:41
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn save_image_as_png(image: ImageBuffer<P, Vec<P::Subpixel>>)
[INFO] [stdout]    |                     -                   ^ not found in this scope
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: you might be missing a type parameter: `<P>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rusty_color`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name rusty_color src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern hound=/opt/rustwide/target/debug/deps/libhound-e4b9ea338dccde50.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-81daa35c7568fe65.rmeta --extern rustfft=/opt/rustwide/target/debug/deps/librustfft-a29d96b119e8c12e.rmeta --extern sample=/opt/rustwide/target/debug/deps/libsample-6a673bc8f61b6585.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "7c23e91d496c10452bfa992f397eb467484fc063d03b84a2c45404358c3aba62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c23e91d496c10452bfa992f397eb467484fc063d03b84a2c45404358c3aba62", kill_on_drop: false }`
[INFO] [stdout] 7c23e91d496c10452bfa992f397eb467484fc063d03b84a2c45404358c3aba62
