[INFO] cloning repository https://github.com/wpovell/img-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wpovell/img-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwpovell%2Fimg-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwpovell%2Fimg-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88f0e2751199b6496e26e9fc0f6541017533bb81
[INFO] checking wpovell/img-rs against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwpovell%2Fimg-rs" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wpovell/img-rs on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wpovell/img-rs
[INFO] finished tweaking git repo https://github.com/wpovell/img-rs
[INFO] tweaked toml for git repo https://github.com/wpovell/img-rs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/wpovell/img-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 661905bd7d721e4ba6283356b6a6bf2f310fb7ca95e8700ecc6125a551fb6baf
[INFO] running `Command { std: "docker" "start" "-a" "661905bd7d721e4ba6283356b6a6bf2f310fb7ca95e8700ecc6125a551fb6baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "661905bd7d721e4ba6283356b6a6bf2f310fb7ca95e8700ecc6125a551fb6baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "661905bd7d721e4ba6283356b6a6bf2f310fb7ca95e8700ecc6125a551fb6baf", kill_on_drop: false }`
[INFO] [stdout] 661905bd7d721e4ba6283356b6a6bf2f310fb7ca95e8700ecc6125a551fb6baf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3461dee04b9e171bb95ff6b9d390545122e2b2dfcb92f82b043a9f6b94d309da
[INFO] running `Command { std: "docker" "start" "-a" "3461dee04b9e171bb95ff6b9d390545122e2b2dfcb92f82b043a9f6b94d309da", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking img v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/png/crc.rs (1 fix)
[INFO] [stderr]        Fixed src/png/chunk/ihdr.rs (1 fix)
[INFO] [stderr]        Fixed src/png/mod.rs (3 fixes)
[INFO] [stderr]        Fixed src/png/err.rs (1 fix)
[INFO] [stderr]        Fixed src/png/chunk/mod.rs (2 fixes)
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bit_depth`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     bit_depth: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `color_type`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     color_type: ColorType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interlace`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     interlace: InterlaceMethod,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bit_depth`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     bit_depth: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `color_type`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     color_type: ColorType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interlace`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     interlace: InterlaceMethod,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking img v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bit_depth`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     bit_depth: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `color_type`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     color_type: ColorType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interlace`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     interlace: InterlaceMethod,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bit_depth`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     bit_depth: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `color_type`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     color_type: ColorType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interlace`
[INFO] [stdout]   --> src/png/chunk/ihdr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     interlace: InterlaceMethod,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "3461dee04b9e171bb95ff6b9d390545122e2b2dfcb92f82b043a9f6b94d309da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3461dee04b9e171bb95ff6b9d390545122e2b2dfcb92f82b043a9f6b94d309da", kill_on_drop: false }`
[INFO] [stdout] 3461dee04b9e171bb95ff6b9d390545122e2b2dfcb92f82b043a9f6b94d309da