[INFO] updating cached repository https://github.com/phongngtuan/seamless
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b213793b71bcf31272dbdb72ff00cddc6008f653
[INFO] testing phongngtuan/seamless/b213793b71bcf31272dbdb72ff00cddc6008f653 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphongngtuan%2Fseamless" "/workspace/builds/worker-78/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-78/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phongngtuan/seamless on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phongngtuan/seamless
[INFO] finished tweaking git repo https://github.com/phongngtuan/seamless
[INFO] tweaked toml for git repo https://github.com/phongngtuan/seamless written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate git repo https://github.com/phongngtuan/seamless already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f719c4c5ef8c098fa7f8168b2869f7a5d8b9cab8835643fd8d05a4cb7298140c
[INFO] running `Command { std: "docker" "start" "-a" "f719c4c5ef8c098fa7f8168b2869f7a5d8b9cab8835643fd8d05a4cb7298140c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f719c4c5ef8c098fa7f8168b2869f7a5d8b9cab8835643fd8d05a4cb7298140c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f719c4c5ef8c098fa7f8168b2869f7a5d8b9cab8835643fd8d05a4cb7298140c", kill_on_drop: false }`
[INFO] [stdout] f719c4c5ef8c098fa7f8168b2869f7a5d8b9cab8835643fd8d05a4cb7298140c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58fe18945aaa358398539d55d5d1946c66d9562f3058d3202025362609ba9136
[INFO] running `Command { std: "docker" "start" "-a" "58fe18945aaa358398539d55d5d1946c66d9562f3058d3202025362609ba9136", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling seamless v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `tRNS` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     tRNS(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `TRns`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `cHRM` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     cHRM(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `CHrm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `gAMA` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     gAMA(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `GAma`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `iCCP` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     iCCP(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `ICcp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sBIT` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     sBIT(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `SBit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sRGB` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     sRGB(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `SRgb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `iTXt` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     iTXt(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `ITxt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `tEXt` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     tEXt(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `TExt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `zTXt` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     zTXt(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `ZTxt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `bKGD` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     bKGD(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `BKgd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `hIST` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     hIST(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `HIst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `pHYs` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pHYs(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `PHys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sPLT` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     sPLT(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `SPlt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `tIME` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     tIME(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `TIme`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chunks`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     chunks: Vec<Chunk>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `length`
[INFO] [stdout]    --> src/main.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 |     length: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chunk_type`
[INFO] [stdout]    --> src/main.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 117 |     chunk_type: ChunkType,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chunk_data`
[INFO] [stdout]    --> src/main.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     chunk_data: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `crc`
[INFO] [stdout]    --> src/main.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 119 |     crc: u32
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]    --> src/main.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     width: u32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]    --> src/main.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     height: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bit_depth`
[INFO] [stdout]    --> src/main.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     bit_depth: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `colour_type`
[INFO] [stdout]    --> src/main.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     colour_type: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `compression_method`
[INFO] [stdout]    --> src/main.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 |     compression_method: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `filter_method`
[INFO] [stdout]    --> src/main.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     filter_method: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interlace_method`
[INFO] [stdout]    --> src/main.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 |     interlace_method: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.18s
[INFO] running `Command { std: "docker" "inspect" "58fe18945aaa358398539d55d5d1946c66d9562f3058d3202025362609ba9136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58fe18945aaa358398539d55d5d1946c66d9562f3058d3202025362609ba9136", kill_on_drop: false }`
[INFO] [stdout] 58fe18945aaa358398539d55d5d1946c66d9562f3058d3202025362609ba9136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 976823bb3801a9d49693c1cd1b4b3829a8421171eccc12b6f52ea177acdbe45f
[INFO] running `Command { std: "docker" "start" "-a" "976823bb3801a9d49693c1cd1b4b3829a8421171eccc12b6f52ea177acdbe45f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling seamless v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `tRNS` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     tRNS(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `TRns`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `cHRM` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     cHRM(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `CHrm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `gAMA` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     gAMA(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `GAma`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `iCCP` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     iCCP(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `ICcp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sBIT` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     sBIT(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `SBit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sRGB` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     sRGB(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `SRgb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `iTXt` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     iTXt(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `ITxt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `tEXt` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     tEXt(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `TExt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `zTXt` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     zTXt(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `ZTxt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `bKGD` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     bKGD(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `BKgd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `hIST` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     hIST(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `HIst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `pHYs` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pHYs(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `PHys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sPLT` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     sPLT(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `SPlt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `tIME` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     tIME(u32),
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `TIme`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chunks`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     chunks: Vec<Chunk>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `length`
[INFO] [stdout]    --> src/main.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 |     length: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chunk_type`
[INFO] [stdout]    --> src/main.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 117 |     chunk_type: ChunkType,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chunk_data`
[INFO] [stdout]    --> src/main.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     chunk_data: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `crc`
[INFO] [stdout]    --> src/main.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 119 |     crc: u32
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]    --> src/main.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     width: u32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]    --> src/main.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     height: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bit_depth`
[INFO] [stdout]    --> src/main.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     bit_depth: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `colour_type`
[INFO] [stdout]    --> src/main.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     colour_type: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `compression_method`
[INFO] [stdout]    --> src/main.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 |     compression_method: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `filter_method`
[INFO] [stdout]    --> src/main.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     filter_method: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interlace_method`
[INFO] [stdout]    --> src/main.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 |     interlace_method: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stdout]     |                 ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "976823bb3801a9d49693c1cd1b4b3829a8421171eccc12b6f52ea177acdbe45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "976823bb3801a9d49693c1cd1b4b3829a8421171eccc12b6f52ea177acdbe45f", kill_on_drop: false }`
[INFO] [stdout] 976823bb3801a9d49693c1cd1b4b3829a8421171eccc12b6f52ea177acdbe45f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b62088901dd8337aef43cfcf47272b7c1866911c774bc435f37859d5744a4bc4
[INFO] running `Command { std: "docker" "start" "-a" "b62088901dd8337aef43cfcf47272b7c1866911c774bc435f37859d5744a4bc4", kill_on_drop: false }`
[INFO] [stderr] warning: variant `tRNS` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     tRNS(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `TRns`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `cHRM` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     cHRM(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `CHrm`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `gAMA` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     gAMA(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `GAma`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `iCCP` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     iCCP(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `ICcp`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `sBIT` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     sBIT(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `SBit`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `sRGB` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     sRGB(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `SRgb`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `iTXt` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     iTXt(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `ITxt`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `tEXt` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     tEXt(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `TExt`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `zTXt` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     zTXt(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `ZTxt`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `bKGD` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     bKGD(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `BKgd`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `hIST` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     hIST(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `HIst`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `pHYs` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pHYs(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `PHys`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `sPLT` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     sPLT(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `SPlt`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `tIME` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     tIME(u32),
[INFO] [stderr]    |     ^^^^ help: convert the identifier to upper camel case: `TIme`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `chunks`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     chunks: Vec<Chunk>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `length`
[INFO] [stderr]    --> src/main.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     length: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `chunk_type`
[INFO] [stderr]    --> src/main.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     chunk_type: ChunkType,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `chunk_data`
[INFO] [stderr]    --> src/main.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 |     chunk_data: Vec<u8>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `crc`
[INFO] [stderr]    --> src/main.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     crc: u32
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]    --> src/main.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     width: u32,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stderr]     |                 ^^^^^  ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]    --> src/main.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 |     height: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stderr]     |                 ^^^^^  ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bit_depth`
[INFO] [stderr]    --> src/main.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     bit_depth: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stderr]     |                 ^^^^^  ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `colour_type`
[INFO] [stderr]    --> src/main.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     colour_type: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stderr]     |                 ^^^^^  ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `compression_method`
[INFO] [stderr]    --> src/main.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |     compression_method: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stderr]     |                 ^^^^^  ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `filter_method`
[INFO] [stderr]    --> src/main.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     filter_method: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stderr]     |                 ^^^^^  ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `interlace_method`
[INFO] [stderr]    --> src/main.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     interlace_method: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `DataIHDR` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 | #[derive (Copy, Clone, Debug)]
[INFO] [stderr]     |                 ^^^^^  ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `seamless` (bin "seamless" test) generated 26 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/seamless-afad61af34a67b17)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b62088901dd8337aef43cfcf47272b7c1866911c774bc435f37859d5744a4bc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62088901dd8337aef43cfcf47272b7c1866911c774bc435f37859d5744a4bc4", kill_on_drop: false }`
[INFO] [stdout] b62088901dd8337aef43cfcf47272b7c1866911c774bc435f37859d5744a4bc4