[INFO] cloning repository https://github.com/ianic-dev/imglib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ianic-dev/imglib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianic-dev%2Fimglib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianic-dev%2Fimglib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2bd9e484708cf604fbd7de74de3b03af2a2608de
[INFO] checking ianic-dev/imglib against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianic-dev%2Fimglib" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ianic-dev/imglib
[INFO] finished tweaking git repo https://github.com/ianic-dev/imglib
[INFO] tweaked toml for git repo https://github.com/ianic-dev/imglib written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ianic-dev/imglib on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ianic-dev/imglib already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "fetch" "--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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d09f655de2ce78e6c1361a4d6d82d3b804981598023d48068f0270c2c1218b70
[INFO] running `Command { std: "docker" "start" "-a" "d09f655de2ce78e6c1361a4d6d82d3b804981598023d48068f0270c2c1218b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d09f655de2ce78e6c1361a4d6d82d3b804981598023d48068f0270c2c1218b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d09f655de2ce78e6c1361a4d6d82d3b804981598023d48068f0270c2c1218b70", kill_on_drop: false }`
[INFO] [stdout] d09f655de2ce78e6c1361a4d6d82d3b804981598023d48068f0270c2c1218b70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c416dc0b1924f668e277ad7500ecd8f9ccbbdc61b9a907848826e4b2e1c8f065
[INFO] running `Command { std: "docker" "start" "-a" "c416dc0b1924f668e277ad7500ecd8f9ccbbdc61b9a907848826e4b2e1c8f065", kill_on_drop: false }`
[INFO] [stderr]     Checking imglib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/imgbuff.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Grayscale(&mut u8),
[INFO] [stdout]   |               ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 ~ pub enum Pixel<'a> {
[INFO] [stdout] 6 ~     Grayscale(&'a mut u8),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/imgbuff.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     GrayAlpha([&mut u8; 2]),
[INFO] [stdout]   |                ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 ~ pub enum Pixel<'a> {
[INFO] [stdout] 6 |     Grayscale(&mut u8),
[INFO] [stdout] 7 ~     GrayAlpha([&'a mut u8; 2]),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/imgbuff.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Colour([&mut u8; 3]),
[INFO] [stdout]   |             ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 ~ pub enum Pixel<'a> {
[INFO] [stdout] 6 |     Grayscale(&mut u8),
[INFO] [stdout] 7 |     GrayAlpha([&mut u8; 2]),
[INFO] [stdout] 8 ~     Colour([&'a mut u8; 3]),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/imgbuff.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ColourAlpha([&mut u8; 4]),
[INFO] [stdout]   |                  ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 ~ pub enum Pixel<'a> {
[INFO] [stdout] 6 |     Grayscale(&mut u8),
[INFO] [stdout] 7 |     GrayAlpha([&mut u8; 2]),
[INFO] [stdout] 8 |     Colour([&mut u8; 3]),
[INFO] [stdout] 9 ~     ColourAlpha([&'a mut u8; 4]),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/imgbuff.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Grayscale(&mut u8),
[INFO] [stdout]   |               ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 ~ pub enum Pixel<'a> {
[INFO] [stdout] 6 ~     Grayscale(&'a mut u8),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/imgbuff.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     GrayAlpha([&mut u8; 2]),
[INFO] [stdout]   |                ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 ~ pub enum Pixel<'a> {
[INFO] [stdout] 6 |     Grayscale(&mut u8),
[INFO] [stdout] 7 ~     GrayAlpha([&'a mut u8; 2]),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/imgbuff.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Colour([&mut u8; 3]),
[INFO] [stdout]   |             ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 ~ pub enum Pixel<'a> {
[INFO] [stdout] 6 |     Grayscale(&mut u8),
[INFO] [stdout] 7 |     GrayAlpha([&mut u8; 2]),
[INFO] [stdout] 8 ~     Colour([&'a mut u8; 3]),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/imgbuff.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ColourAlpha([&mut u8; 4]),
[INFO] [stdout]   |                  ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 ~ pub enum Pixel<'a> {
[INFO] [stdout] 6 |     Grayscale(&mut u8),
[INFO] [stdout] 7 |     GrayAlpha([&mut u8; 2]),
[INFO] [stdout] 8 |     Colour([&mut u8; 3]),
[INFO] [stdout] 9 ~     ColourAlpha([&'a mut u8; 4]),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `imglib` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `imglib` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "c416dc0b1924f668e277ad7500ecd8f9ccbbdc61b9a907848826e4b2e1c8f065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c416dc0b1924f668e277ad7500ecd8f9ccbbdc61b9a907848826e4b2e1c8f065", kill_on_drop: false }`
[INFO] [stdout] c416dc0b1924f668e277ad7500ecd8f9ccbbdc61b9a907848826e4b2e1c8f065