[INFO] cloning repository https://github.com/phongngtuan/seamless
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phongngtuan/seamless" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphongngtuan%2Fseamless"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphongngtuan%2Fseamless'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b213793b71bcf31272dbdb72ff00cddc6008f653
[INFO] checking phongngtuan/seamless against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphongngtuan%2Fseamless" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phongngtuan/seamless on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-4/source/Cargo.toml
[INFO] crate git repo https://github.com/phongngtuan/seamless already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ae78509da7e8abf08cd98a270e053673ac55262211d2d7e4392cfee980876627
[INFO] running `"docker" "start" "-a" "ae78509da7e8abf08cd98a270e053673ac55262211d2d7e4392cfee980876627"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking seamless v0.1.0 (/opt/rustwide/workdir)
[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: 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: 19 warnings emitted
[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: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `"docker" "inspect" "ae78509da7e8abf08cd98a270e053673ac55262211d2d7e4392cfee980876627"`
[INFO] running `"docker" "rm" "-f" "ae78509da7e8abf08cd98a270e053673ac55262211d2d7e4392cfee980876627"`
[INFO] [stdout] ae78509da7e8abf08cd98a270e053673ac55262211d2d7e4392cfee980876627