Oct 12 17:23:24.843 INFO checking minauteur/io-png against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 17:23:24.844 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 17:23:25.353 INFO blam! eb3d8c6da9be74a5a507724fe951c6aacc9bf7bf56abce5aa13fceb1ff837344
Oct 12 17:23:25.355 INFO running `"docker" "start" "-a" "eb3d8c6da9be74a5a507724fe951c6aacc9bf7bf56abce5aa13fceb1ff837344"`
Oct 12 17:23:26.331 INFO kablam! usermod: no changes
Oct 12 17:23:26.484 INFO kablam!     Checking bytes v0.3.0
Oct 12 17:23:26.484 INFO kablam!     Checking slab v0.1.3
Oct 12 17:23:26.484 INFO kablam!    Compiling ws2_32-sys v0.2.1
Oct 12 17:23:26.496 INFO kablam!     Checking net2 v0.2.31
Oct 12 17:23:26.496 INFO kablam!     Checking filetime v0.1.15
Oct 12 17:23:26.496 INFO kablam!     Checking inotify v0.3.0
Oct 12 17:23:26.496 INFO kablam!     Checking nix v0.5.1
Oct 12 17:23:26.496 INFO kablam!     Checking image v0.18.0
Oct 12 17:23:28.412 INFO kablam!     Checking miow v0.1.5
Oct 12 17:23:32.043 INFO kablam!     Checking mio v0.5.1
Oct 12 17:23:33.273 INFO kablam!     Checking notify v4.0.3
Oct 12 17:23:34.490 INFO kablam!     Checking io-png v0.1.0 (/source)
Oct 12 17:23:35.809 INFO kablam! warning: unused import: `std::path::Path`
Oct 12 17:23:35.809 INFO kablam!  --> src/main.rs:5:5
Oct 12 17:23:35.809 INFO kablam!   |
Oct 12 17:23:35.810 INFO kablam! 5 | use std::path::Path;
Oct 12 17:23:35.810 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 12 17:23:35.810 INFO kablam!   |
Oct 12 17:23:35.810 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 17:23:35.810 INFO kablam! 
Oct 12 17:23:35.810 INFO kablam! warning: unused imports: `BufWriter`, `Write`
Oct 12 17:23:35.811 INFO kablam!  --> src/main.rs:8:21
Oct 12 17:23:35.811 INFO kablam!   |
Oct 12 17:23:35.811 INFO kablam! 8 | use std::io::{Read, Write, BufReader, BufWriter};
Oct 12 17:23:35.811 INFO kablam!   |                     ^^^^^             ^^^^^^^^^
Oct 12 17:23:35.811 INFO kablam! 
Oct 12 17:23:35.812 INFO kablam! warning: unused import: `std::ffi::OsStr`
Oct 12 17:23:35.812 INFO kablam!  --> src/main.rs:9:5
Oct 12 17:23:35.812 INFO kablam!   |
Oct 12 17:23:35.812 INFO kablam! 9 | use std::ffi::OsStr;
Oct 12 17:23:35.812 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 12 17:23:35.813 INFO kablam! 
Oct 12 17:23:35.813 INFO kablam! warning: unused import: `image::png`
Oct 12 17:23:35.813 INFO kablam!   --> src/main.rs:12:5
Oct 12 17:23:35.813 INFO kablam!    |
Oct 12 17:23:35.813 INFO kablam! 12 | use image::png;
Oct 12 17:23:35.813 INFO kablam!    |     ^^^^^^^^^^
Oct 12 17:23:35.814 INFO kablam! 
Oct 12 17:23:35.814 INFO kablam! warning: unused import: `image::gif::Encoder`
Oct 12 17:23:35.814 INFO kablam!   --> src/main.rs:13:5
Oct 12 17:23:35.814 INFO kablam!    |
Oct 12 17:23:35.815 INFO kablam! 13 | use image::gif::Encoder;
Oct 12 17:23:35.815 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 12 17:23:35.815 INFO kablam! 
Oct 12 17:23:35.815 INFO kablam! warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer`
Oct 12 17:23:35.816 INFO kablam!   --> src/main.rs:14:13
Oct 12 17:23:35.816 INFO kablam!    |
Oct 12 17:23:35.816 INFO kablam! 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb};
Oct 12 17:23:35.817 INFO kablam!    |             ^^^^^^^^^^^  ^^^^^^^^^^^             ^^^
Oct 12 17:23:35.817 INFO kablam! 
Oct 12 17:23:35.896 INFO kablam! warning: constant item is never used: `WIDTH`
Oct 12 17:23:35.896 INFO kablam!   --> src/main.rs:21:1
Oct 12 17:23:35.896 INFO kablam!    |
Oct 12 17:23:35.896 INFO kablam! 21 | const WIDTH: u32 = 100;
Oct 12 17:23:35.896 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:23:35.896 INFO kablam!    |
Oct 12 17:23:35.896 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 17:23:35.896 INFO kablam! 
Oct 12 17:23:35.896 INFO kablam! warning: constant item is never used: `HEIGHT`
Oct 12 17:23:35.896 INFO kablam!   --> src/main.rs:22:1
Oct 12 17:23:35.896 INFO kablam!    |
Oct 12 17:23:35.896 INFO kablam! 22 | const HEIGHT:u32 = 100;
Oct 12 17:23:35.896 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:23:35.896 INFO kablam! 
Oct 12 17:23:35.979 INFO kablam! warning: unused import: `std::path::Path`
Oct 12 17:23:35.979 INFO kablam!  --> src/main.rs:5:5
Oct 12 17:23:35.979 INFO kablam!   |
Oct 12 17:23:35.979 INFO kablam! 5 | use std::path::Path;
Oct 12 17:23:35.979 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 12 17:23:35.979 INFO kablam!   |
Oct 12 17:23:35.979 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 17:23:35.979 INFO kablam! 
Oct 12 17:23:35.979 INFO kablam! warning: unused imports: `BufWriter`, `Write`
Oct 12 17:23:35.979 INFO kablam!  --> src/main.rs:8:21
Oct 12 17:23:35.979 INFO kablam!   |
Oct 12 17:23:35.979 INFO kablam! 8 | use std::io::{Read, Write, BufReader, BufWriter};
Oct 12 17:23:35.979 INFO kablam!   |                     ^^^^^             ^^^^^^^^^
Oct 12 17:23:35.979 INFO kablam! 
Oct 12 17:23:35.979 INFO kablam! warning: unused import: `std::ffi::OsStr`
Oct 12 17:23:35.979 INFO kablam!  --> src/main.rs:9:5
Oct 12 17:23:35.979 INFO kablam!   |
Oct 12 17:23:35.979 INFO kablam! 9 | use std::ffi::OsStr;
Oct 12 17:23:35.979 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 12 17:23:35.979 INFO kablam! 
Oct 12 17:23:35.979 INFO kablam! warning: unused import: `image::png`
Oct 12 17:23:35.979 INFO kablam!   --> src/main.rs:12:5
Oct 12 17:23:35.979 INFO kablam!    |
Oct 12 17:23:35.979 INFO kablam! 12 | use image::png;
Oct 12 17:23:35.979 INFO kablam!    |     ^^^^^^^^^^
Oct 12 17:23:35.979 INFO kablam! 
Oct 12 17:23:35.979 INFO kablam! warning: unused import: `image::gif::Encoder`
Oct 12 17:23:35.979 INFO kablam!   --> src/main.rs:13:5
Oct 12 17:23:35.979 INFO kablam!    |
Oct 12 17:23:35.979 INFO kablam! 13 | use image::gif::Encoder;
Oct 12 17:23:35.979 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 12 17:23:35.979 INFO kablam! 
Oct 12 17:23:35.979 INFO kablam! warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer`
Oct 12 17:23:35.979 INFO kablam!   --> src/main.rs:14:13
Oct 12 17:23:35.979 INFO kablam!    |
Oct 12 17:23:35.979 INFO kablam! 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb};
Oct 12 17:23:35.979 INFO kablam!    |             ^^^^^^^^^^^  ^^^^^^^^^^^             ^^^
Oct 12 17:23:35.979 INFO kablam! 
Oct 12 17:23:36.064 INFO kablam! warning: constant item is never used: `WIDTH`
Oct 12 17:23:36.064 INFO kablam!   --> src/main.rs:21:1
Oct 12 17:23:36.064 INFO kablam!    |
Oct 12 17:23:36.064 INFO kablam! 21 | const WIDTH: u32 = 100;
Oct 12 17:23:36.064 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:23:36.064 INFO kablam!    |
Oct 12 17:23:36.064 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 17:23:36.064 INFO kablam! 
Oct 12 17:23:36.064 INFO kablam! warning: constant item is never used: `HEIGHT`
Oct 12 17:23:36.064 INFO kablam!   --> src/main.rs:22:1
Oct 12 17:23:36.064 INFO kablam!    |
Oct 12 17:23:36.064 INFO kablam! 22 | const HEIGHT:u32 = 100;
Oct 12 17:23:36.064 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:23:36.064 INFO kablam! 
Oct 12 17:23:36.082 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.72s
Oct 12 17:23:36.088 INFO kablam! su: No module specific data is present
Oct 12 17:23:36.425 INFO running `"docker" "rm" "-f" "eb3d8c6da9be74a5a507724fe951c6aacc9bf7bf56abce5aa13fceb1ff837344"`
Oct 12 17:23:36.564 INFO blam! eb3d8c6da9be74a5a507724fe951c6aacc9bf7bf56abce5aa13fceb1ff837344