Dec 19 12:38:06.280 INFO checking minauteur/io-png against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:38:06.280 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/minauteur/io-png:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:38:06.680 INFO [stdout] c490e4543285ebe11ffeb99604d33967735c76cda7e19e986886baca2cabcab3
Dec 19 12:38:06.686 INFO running `"docker" "start" "-a" "c490e4543285ebe11ffeb99604d33967735c76cda7e19e986886baca2cabcab3"`
Dec 19 12:38:07.680 INFO [stderr]     Checking net2 v0.2.31
Dec 19 12:38:07.680 INFO [stderr]     Checking inotify v0.3.0
Dec 19 12:38:07.680 INFO [stderr]     Checking filetime v0.1.15
Dec 19 12:38:07.680 INFO [stderr]     Checking nix v0.5.1
Dec 19 12:38:07.680 INFO [stderr]     Checking jpeg-decoder v0.1.14
Dec 19 12:38:08.958 INFO [stderr]     Checking miow v0.1.5
Dec 19 12:38:09.946 INFO [stderr]     Checking image v0.18.0
Dec 19 12:38:12.019 INFO [stderr]     Checking mio v0.5.1
Dec 19 12:38:13.376 INFO [stderr]     Checking notify v4.0.3
Dec 19 12:38:15.132 INFO [stderr]     Checking io-png v0.1.0 (/opt/crater/workdir)
Dec 19 12:38:15.664 INFO [stderr] warning: unused import: `std::path::Path`
Dec 19 12:38:15.664 INFO [stderr]  --> src/main.rs:5:5
Dec 19 12:38:15.664 INFO [stderr]   |
Dec 19 12:38:15.664 INFO [stderr] 5 | use std::path::Path;
Dec 19 12:38:15.664 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 19 12:38:15.664 INFO [stderr]   |
Dec 19 12:38:15.664 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 12:38:15.664 INFO [stderr] 
Dec 19 12:38:15.664 INFO [stderr] warning: unused imports: `BufWriter`, `Write`
Dec 19 12:38:15.664 INFO [stderr]  --> src/main.rs:8:21
Dec 19 12:38:15.664 INFO [stderr]   |
Dec 19 12:38:15.664 INFO [stderr] 8 | use std::io::{Read, Write, BufReader, BufWriter};
Dec 19 12:38:15.664 INFO [stderr]   |                     ^^^^^             ^^^^^^^^^
Dec 19 12:38:15.664 INFO [stderr] 
Dec 19 12:38:15.664 INFO [stderr] warning: unused import: `std::ffi::OsStr`
Dec 19 12:38:15.664 INFO [stderr]  --> src/main.rs:9:5
Dec 19 12:38:15.664 INFO [stderr]   |
Dec 19 12:38:15.664 INFO [stderr] 9 | use std::ffi::OsStr;
Dec 19 12:38:15.664 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 19 12:38:15.665 INFO [stderr] 
Dec 19 12:38:15.665 INFO [stderr] warning: unused import: `image::png`
Dec 19 12:38:15.665 INFO [stderr]   --> src/main.rs:12:5
Dec 19 12:38:15.665 INFO [stderr]    |
Dec 19 12:38:15.665 INFO [stderr] 12 | use image::png;
Dec 19 12:38:15.665 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 12:38:15.665 INFO [stderr] 
Dec 19 12:38:15.665 INFO [stderr] warning: unused import: `image::gif::Encoder`
Dec 19 12:38:15.665 INFO [stderr]   --> src/main.rs:13:5
Dec 19 12:38:15.665 INFO [stderr]    |
Dec 19 12:38:15.665 INFO [stderr] 13 | use image::gif::Encoder;
Dec 19 12:38:15.665 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 12:38:15.665 INFO [stderr] 
Dec 19 12:38:15.665 INFO [stderr] warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer`
Dec 19 12:38:15.665 INFO [stderr]   --> src/main.rs:14:13
Dec 19 12:38:15.665 INFO [stderr]    |
Dec 19 12:38:15.665 INFO [stderr] 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb};
Dec 19 12:38:15.665 INFO [stderr]    |             ^^^^^^^^^^^  ^^^^^^^^^^^             ^^^
Dec 19 12:38:15.665 INFO [stderr] 
Dec 19 12:38:15.740 INFO [stderr] warning: unused import: `std::path::Path`
Dec 19 12:38:15.740 INFO [stderr]  --> src/main.rs:5:5
Dec 19 12:38:15.740 INFO [stderr]   |
Dec 19 12:38:15.740 INFO [stderr] 5 | use std::path::Path;
Dec 19 12:38:15.740 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 19 12:38:15.740 INFO [stderr]   |
Dec 19 12:38:15.740 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 12:38:15.740 INFO [stderr] 
Dec 19 12:38:15.740 INFO [stderr] warning: unused imports: `BufWriter`, `Write`
Dec 19 12:38:15.740 INFO [stderr]  --> src/main.rs:8:21
Dec 19 12:38:15.740 INFO [stderr]   |
Dec 19 12:38:15.740 INFO [stderr] 8 | use std::io::{Read, Write, BufReader, BufWriter};
Dec 19 12:38:15.740 INFO [stderr]   |                     ^^^^^             ^^^^^^^^^
Dec 19 12:38:15.740 INFO [stderr] 
Dec 19 12:38:15.740 INFO [stderr] warning: unused import: `std::ffi::OsStr`
Dec 19 12:38:15.740 INFO [stderr]  --> src/main.rs:9:5
Dec 19 12:38:15.740 INFO [stderr]   |
Dec 19 12:38:15.741 INFO [stderr] 9 | use std::ffi::OsStr;
Dec 19 12:38:15.741 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 19 12:38:15.741 INFO [stderr] 
Dec 19 12:38:15.741 INFO [stderr] warning: unused import: `image::png`
Dec 19 12:38:15.741 INFO [stderr]   --> src/main.rs:12:5
Dec 19 12:38:15.741 INFO [stderr]    |
Dec 19 12:38:15.741 INFO [stderr] 12 | use image::png;
Dec 19 12:38:15.741 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 12:38:15.741 INFO [stderr] 
Dec 19 12:38:15.741 INFO [stderr] warning: unused import: `image::gif::Encoder`
Dec 19 12:38:15.741 INFO [stderr]   --> src/main.rs:13:5
Dec 19 12:38:15.741 INFO [stderr]    |
Dec 19 12:38:15.741 INFO [stderr] 13 | use image::gif::Encoder;
Dec 19 12:38:15.741 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 12:38:15.741 INFO [stderr] 
Dec 19 12:38:15.741 INFO [stderr] warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer`
Dec 19 12:38:15.741 INFO [stderr]   --> src/main.rs:14:13
Dec 19 12:38:15.741 INFO [stderr]    |
Dec 19 12:38:15.741 INFO [stderr] 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb};
Dec 19 12:38:15.741 INFO [stderr]    |             ^^^^^^^^^^^  ^^^^^^^^^^^             ^^^
Dec 19 12:38:15.741 INFO [stderr] 
Dec 19 12:38:15.780 INFO [stderr] warning: constant item is never used: `WIDTH`
Dec 19 12:38:15.780 INFO [stderr]   --> src/main.rs:21:1
Dec 19 12:38:15.780 INFO [stderr]    |
Dec 19 12:38:15.780 INFO [stderr] 21 | const WIDTH: u32 = 100;
Dec 19 12:38:15.780 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:38:15.780 INFO [stderr]    |
Dec 19 12:38:15.780 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 12:38:15.780 INFO [stderr] 
Dec 19 12:38:15.780 INFO [stderr] warning: constant item is never used: `HEIGHT`
Dec 19 12:38:15.780 INFO [stderr]   --> src/main.rs:22:1
Dec 19 12:38:15.780 INFO [stderr]    |
Dec 19 12:38:15.780 INFO [stderr] 22 | const HEIGHT:u32 = 100;
Dec 19 12:38:15.780 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:38:15.780 INFO [stderr] 
Dec 19 12:38:15.828 INFO [stderr] warning: constant item is never used: `WIDTH`
Dec 19 12:38:15.828 INFO [stderr]   --> src/main.rs:21:1
Dec 19 12:38:15.828 INFO [stderr]    |
Dec 19 12:38:15.828 INFO [stderr] 21 | const WIDTH: u32 = 100;
Dec 19 12:38:15.828 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:38:15.828 INFO [stderr]    |
Dec 19 12:38:15.828 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 12:38:15.828 INFO [stderr] 
Dec 19 12:38:15.828 INFO [stderr] warning: constant item is never used: `HEIGHT`
Dec 19 12:38:15.828 INFO [stderr]   --> src/main.rs:22:1
Dec 19 12:38:15.828 INFO [stderr]    |
Dec 19 12:38:15.828 INFO [stderr] 22 | const HEIGHT:u32 = 100;
Dec 19 12:38:15.828 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:38:15.828 INFO [stderr] 
Dec 19 12:38:15.892 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.38s
Dec 19 12:38:16.819 INFO running `"docker" "inspect" "c490e4543285ebe11ffeb99604d33967735c76cda7e19e986886baca2cabcab3"`
Dec 19 12:38:17.097 INFO running `"docker" "rm" "-f" "c490e4543285ebe11ffeb99604d33967735c76cda7e19e986886baca2cabcab3"`
Dec 19 12:38:17.408 INFO [stdout] c490e4543285ebe11ffeb99604d33967735c76cda7e19e986886baca2cabcab3