Nov 28 04:59:01.016 INFO checking genya0407/png_print against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 04:59:01.018 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 04:59:01.513 INFO [stdout] c44cf58a99a00086eff647c4ed5484f98421cc0951f036f291e3dae3a5b9ce75
Nov 28 04:59:01.518 INFO running `"docker" "start" "-a" "c44cf58a99a00086eff647c4ed5484f98421cc0951f036f291e3dae3a5b9ce75"`
Nov 28 04:59:03.183 INFO [stderr] usermod: no changes
Nov 28 04:59:03.280 INFO [stderr]     Checking png_encoder v0.1.0 (/source)
Nov 28 04:59:04.164 INFO [stderr] warning: unused variable: `scanline`
Nov 28 04:59:04.164 INFO [stderr]   --> src/model.rs:98:25
Nov 28 04:59:04.164 INFO [stderr]    |
Nov 28 04:59:04.164 INFO [stderr] 98 |                     let scanline: Vec<Color> = match filter_method {
Nov 28 04:59:04.164 INFO [stderr]    |                         ^^^^^^^^ help: consider using `_scanline` instead
Nov 28 04:59:04.164 INFO [stderr]    |
Nov 28 04:59:04.164 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 04:59:04.164 INFO [stderr] 
Nov 28 04:59:04.264 INFO [stderr] warning: method is never used: `width`
Nov 28 04:59:04.265 INFO [stderr]   --> src/model.rs:66:5
Nov 28 04:59:04.265 INFO [stderr]    |
Nov 28 04:59:04.265 INFO [stderr] 66 |     pub fn width(&self) -> usize {
Nov 28 04:59:04.265 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 04:59:04.265 INFO [stderr]    |
Nov 28 04:59:04.265 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 04:59:04.265 INFO [stderr] 
Nov 28 04:59:04.265 INFO [stderr] warning: field is never used: `compression_method`
Nov 28 04:59:04.265 INFO [stderr]    --> src/model.rs:222:5
Nov 28 04:59:04.265 INFO [stderr]     |
Nov 28 04:59:04.265 INFO [stderr] 222 |     compression_method: u8,
Nov 28 04:59:04.265 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 28 04:59:04.265 INFO [stderr] 
Nov 28 04:59:04.265 INFO [stderr] warning: field is never used: `additional_flags`
Nov 28 04:59:04.265 INFO [stderr]    --> src/model.rs:223:5
Nov 28 04:59:04.265 INFO [stderr]     |
Nov 28 04:59:04.265 INFO [stderr] 223 |     additional_flags: u8,
Nov 28 04:59:04.265 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Nov 28 04:59:04.265 INFO [stderr] 
Nov 28 04:59:04.265 INFO [stderr] warning: field is never used: `check_value`
Nov 28 04:59:04.265 INFO [stderr]    --> src/model.rs:225:5
Nov 28 04:59:04.265 INFO [stderr]     |
Nov 28 04:59:04.265 INFO [stderr] 225 |     check_value: u32,
Nov 28 04:59:04.265 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Nov 28 04:59:04.265 INFO [stderr] 
Nov 28 04:59:04.373 INFO [stderr] warning: unused variable: `scanline`
Nov 28 04:59:04.374 INFO [stderr]   --> src/model.rs:98:25
Nov 28 04:59:04.374 INFO [stderr]    |
Nov 28 04:59:04.374 INFO [stderr] 98 |                     let scanline: Vec<Color> = match filter_method {
Nov 28 04:59:04.374 INFO [stderr]    |                         ^^^^^^^^ help: consider using `_scanline` instead
Nov 28 04:59:04.374 INFO [stderr]    |
Nov 28 04:59:04.374 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 04:59:04.374 INFO [stderr] 
Nov 28 04:59:04.436 INFO [stderr] warning: method is never used: `width`
Nov 28 04:59:04.436 INFO [stderr]   --> src/model.rs:66:5
Nov 28 04:59:04.436 INFO [stderr]    |
Nov 28 04:59:04.436 INFO [stderr] 66 |     pub fn width(&self) -> usize {
Nov 28 04:59:04.436 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 04:59:04.436 INFO [stderr]    |
Nov 28 04:59:04.436 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 04:59:04.436 INFO [stderr] 
Nov 28 04:59:04.436 INFO [stderr] warning: field is never used: `compression_method`
Nov 28 04:59:04.436 INFO [stderr]    --> src/model.rs:222:5
Nov 28 04:59:04.436 INFO [stderr]     |
Nov 28 04:59:04.436 INFO [stderr] 222 |     compression_method: u8,
Nov 28 04:59:04.436 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 28 04:59:04.436 INFO [stderr] 
Nov 28 04:59:04.436 INFO [stderr] warning: field is never used: `additional_flags`
Nov 28 04:59:04.436 INFO [stderr]    --> src/model.rs:223:5
Nov 28 04:59:04.436 INFO [stderr]     |
Nov 28 04:59:04.436 INFO [stderr] 223 |     additional_flags: u8,
Nov 28 04:59:04.436 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Nov 28 04:59:04.436 INFO [stderr] 
Nov 28 04:59:04.436 INFO [stderr] warning: field is never used: `check_value`
Nov 28 04:59:04.436 INFO [stderr]    --> src/model.rs:225:5
Nov 28 04:59:04.437 INFO [stderr]     |
Nov 28 04:59:04.437 INFO [stderr] 225 |     check_value: u32,
Nov 28 04:59:04.437 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Nov 28 04:59:04.437 INFO [stderr] 
Nov 28 04:59:04.480 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
Nov 28 04:59:04.480 INFO [stderr] su: No module specific data is present
Nov 28 04:59:05.926 INFO running `"docker" "inspect" "c44cf58a99a00086eff647c4ed5484f98421cc0951f036f291e3dae3a5b9ce75"`
Nov 28 04:59:06.247 INFO running `"docker" "rm" "-f" "c44cf58a99a00086eff647c4ed5484f98421cc0951f036f291e3dae3a5b9ce75"`
Nov 28 04:59:06.608 INFO [stdout] c44cf58a99a00086eff647c4ed5484f98421cc0951f036f291e3dae3a5b9ce75