[INFO] fetching crate devpng 0.1.2...
[INFO] checking devpng-0.1.2 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate devpng 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate devpng 0.1.2 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate devpng 0.1.2
[INFO] finished tweaking crates.io crate devpng 0.1.2
[INFO] tweaked toml for crates.io crate devpng 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded devker v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae7741ea4ca9caf87c72c44784c31fdb4ce819668d7a77ae75c559dd95882201
[INFO] running `Command { std: "docker" "start" "-a" "ae7741ea4ca9caf87c72c44784c31fdb4ce819668d7a77ae75c559dd95882201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae7741ea4ca9caf87c72c44784c31fdb4ce819668d7a77ae75c559dd95882201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae7741ea4ca9caf87c72c44784c31fdb4ce819668d7a77ae75c559dd95882201", kill_on_drop: false }`
[INFO] [stdout] ae7741ea4ca9caf87c72c44784c31fdb4ce819668d7a77ae75c559dd95882201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1aebea4749b2f0223c0e3ef299de697f85fd02ac1cc40e73765228f254d0547
[INFO] running `Command { std: "docker" "start" "-a" "c1aebea4749b2f0223c0e3ef299de697f85fd02ac1cc40e73765228f254d0547", kill_on_drop: false }`
[INFO] [stderr]     Checking devker v0.1.6
[INFO] [stderr]     Checking devpng v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/chunk/bkgd.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct BkgdMut<'a>(&'a mut [u8], ColourType);
[INFO] [stdout]   |            -------                   ^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/chunk/sbit.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SbitMut<'a>(&'a mut [u8], ColourType);
[INFO] [stdout]   |            -------                   ^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/chunk/trns.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TrnsMut<'a>(&'a mut [u8], ColourType);
[INFO] [stdout]   |            -------                   ^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/chunk/bkgd.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct BkgdMut<'a>(&'a mut [u8], ColourType);
[INFO] [stdout]   |            -------                   ^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/chunk/sbit.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SbitMut<'a>(&'a mut [u8], ColourType);
[INFO] [stdout]   |            -------                   ^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/chunk/trns.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TrnsMut<'a>(&'a mut [u8], ColourType);
[INFO] [stdout]   |            -------                   ^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "c1aebea4749b2f0223c0e3ef299de697f85fd02ac1cc40e73765228f254d0547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1aebea4749b2f0223c0e3ef299de697f85fd02ac1cc40e73765228f254d0547", kill_on_drop: false }`
[INFO] [stdout] c1aebea4749b2f0223c0e3ef299de697f85fd02ac1cc40e73765228f254d0547