Nov 16 19:34:56.060 INFO testing minauteur/io-png against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 19:34:56.061 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 16 19:34:56.606 INFO [stdout] 44216ab1c756cfd2aed0604ea19493660e30d1f8bcbc817b9b965460e4ddba2d
Nov 16 19:34:56.609 INFO running `"docker" "start" "-a" "44216ab1c756cfd2aed0604ea19493660e30d1f8bcbc817b9b965460e4ddba2d"`
Nov 16 19:34:57.514 INFO [stderr] usermod: no changes
Nov 16 19:34:57.692 INFO [stderr]    Compiling net2 v0.2.31
Nov 16 19:34:57.699 INFO [stderr]    Compiling inotify v0.3.0
Nov 16 19:34:57.699 INFO [stderr]    Compiling filetime v0.1.15
Nov 16 19:34:57.699 INFO [stderr]    Compiling nix v0.5.1
Nov 16 19:34:57.699 INFO [stderr]    Compiling image v0.18.0
Nov 16 19:34:59.295 INFO [stderr]    Compiling miow v0.1.5
Nov 16 19:35:03.605 INFO [stderr]    Compiling mio v0.5.1
Nov 16 19:35:05.163 INFO [stderr]    Compiling notify v4.0.3
Nov 16 19:35:11.783 INFO [stderr]    Compiling io-png v0.1.0 (/source)
Nov 16 19:35:12.615 INFO [stderr] warning: unused import: `std::path::Path`
Nov 16 19:35:12.615 INFO [stderr]  --> src/main.rs:5:5
Nov 16 19:35:12.615 INFO [stderr]   |
Nov 16 19:35:12.615 INFO [stderr] 5 | use std::path::Path;
Nov 16 19:35:12.615 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 19:35:12.615 INFO [stderr]   |
Nov 16 19:35:12.615 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 19:35:12.615 INFO [stderr] 
Nov 16 19:35:12.615 INFO [stderr] warning: unused imports: `BufWriter`, `Write`
Nov 16 19:35:12.615 INFO [stderr]  --> src/main.rs:8:21
Nov 16 19:35:12.615 INFO [stderr]   |
Nov 16 19:35:12.615 INFO [stderr] 8 | use std::io::{Read, Write, BufReader, BufWriter};
Nov 16 19:35:12.615 INFO [stderr]   |                     ^^^^^             ^^^^^^^^^
Nov 16 19:35:12.615 INFO [stderr] 
Nov 16 19:35:12.615 INFO [stderr] warning: unused import: `std::ffi::OsStr`
Nov 16 19:35:12.615 INFO [stderr]  --> src/main.rs:9:5
Nov 16 19:35:12.615 INFO [stderr]   |
Nov 16 19:35:12.615 INFO [stderr] 9 | use std::ffi::OsStr;
Nov 16 19:35:12.615 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 19:35:12.615 INFO [stderr] 
Nov 16 19:35:12.615 INFO [stderr] warning: unused import: `image::png`
Nov 16 19:35:12.615 INFO [stderr]   --> src/main.rs:12:5
Nov 16 19:35:12.615 INFO [stderr]    |
Nov 16 19:35:12.615 INFO [stderr] 12 | use image::png;
Nov 16 19:35:12.615 INFO [stderr]    |     ^^^^^^^^^^
Nov 16 19:35:12.615 INFO [stderr] 
Nov 16 19:35:12.615 INFO [stderr] warning: unused import: `image::gif::Encoder`
Nov 16 19:35:12.615 INFO [stderr]   --> src/main.rs:13:5
Nov 16 19:35:12.615 INFO [stderr]    |
Nov 16 19:35:12.615 INFO [stderr] 13 | use image::gif::Encoder;
Nov 16 19:35:12.615 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:12.615 INFO [stderr] 
Nov 16 19:35:12.615 INFO [stderr] warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer`
Nov 16 19:35:12.615 INFO [stderr]   --> src/main.rs:14:13
Nov 16 19:35:12.615 INFO [stderr]    |
Nov 16 19:35:12.615 INFO [stderr] 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb};
Nov 16 19:35:12.615 INFO [stderr]    |             ^^^^^^^^^^^  ^^^^^^^^^^^             ^^^
Nov 16 19:35:12.615 INFO [stderr] 
Nov 16 19:35:12.687 INFO [stderr] warning: constant item is never used: `WIDTH`
Nov 16 19:35:12.687 INFO [stderr]   --> src/main.rs:21:1
Nov 16 19:35:12.687 INFO [stderr]    |
Nov 16 19:35:12.687 INFO [stderr] 21 | const WIDTH: u32 = 100;
Nov 16 19:35:12.687 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:12.687 INFO [stderr]    |
Nov 16 19:35:12.687 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 19:35:12.687 INFO [stderr] 
Nov 16 19:35:12.687 INFO [stderr] warning: constant item is never used: `HEIGHT`
Nov 16 19:35:12.688 INFO [stderr]   --> src/main.rs:22:1
Nov 16 19:35:12.688 INFO [stderr]    |
Nov 16 19:35:12.688 INFO [stderr] 22 | const HEIGHT:u32 = 100;
Nov 16 19:35:12.688 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:12.688 INFO [stderr] 
Nov 16 19:35:14.640 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.09s
Nov 16 19:35:14.647 INFO [stderr] su: No module specific data is present
Nov 16 19:35:15.148 INFO running `"docker" "inspect" "44216ab1c756cfd2aed0604ea19493660e30d1f8bcbc817b9b965460e4ddba2d"`
Nov 16 19:35:15.379 INFO running `"docker" "rm" "-f" "44216ab1c756cfd2aed0604ea19493660e30d1f8bcbc817b9b965460e4ddba2d"`
Nov 16 19:35:15.655 INFO [stdout] 44216ab1c756cfd2aed0604ea19493660e30d1f8bcbc817b9b965460e4ddba2d
Nov 16 19:35:15.657 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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 16 19:35:16.059 INFO [stdout] b206875f9fb7f919505a0fa5c29a468bd6caf50f74747149c5425521e26d3263
Nov 16 19:35:16.064 INFO running `"docker" "start" "-a" "b206875f9fb7f919505a0fa5c29a468bd6caf50f74747149c5425521e26d3263"`
Nov 16 19:35:17.199 INFO [stderr] usermod: no changes
Nov 16 19:35:17.351 INFO [stderr]    Compiling io-png v0.1.0 (/source)
Nov 16 19:35:18.631 INFO [stderr] warning: unused import: `std::path::Path`
Nov 16 19:35:18.631 INFO [stderr]  --> src/main.rs:5:5
Nov 16 19:35:18.631 INFO [stderr]   |
Nov 16 19:35:18.632 INFO [stderr] 5 | use std::path::Path;
Nov 16 19:35:18.632 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 19:35:18.632 INFO [stderr]   |
Nov 16 19:35:18.633 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 19:35:18.633 INFO [stderr] 
Nov 16 19:35:18.634 INFO [stderr] warning: unused imports: `BufWriter`, `Write`
Nov 16 19:35:18.634 INFO [stderr]  --> src/main.rs:8:21
Nov 16 19:35:18.635 INFO [stderr]   |
Nov 16 19:35:18.635 INFO [stderr] 8 | use std::io::{Read, Write, BufReader, BufWriter};
Nov 16 19:35:18.636 INFO [stderr]   |                     ^^^^^             ^^^^^^^^^
Nov 16 19:35:18.636 INFO [stderr] 
Nov 16 19:35:18.636 INFO [stderr] warning: unused import: `std::ffi::OsStr`
Nov 16 19:35:18.637 INFO [stderr]  --> src/main.rs:9:5
Nov 16 19:35:18.638 INFO [stderr]   |
Nov 16 19:35:18.638 INFO [stderr] 9 | use std::ffi::OsStr;
Nov 16 19:35:18.638 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 19:35:18.639 INFO [stderr] 
Nov 16 19:35:18.639 INFO [stderr] warning: unused import: `image::png`
Nov 16 19:35:18.640 INFO [stderr]   --> src/main.rs:12:5
Nov 16 19:35:18.640 INFO [stderr]    |
Nov 16 19:35:18.640 INFO [stderr] 12 | use image::png;
Nov 16 19:35:18.640 INFO [stderr]    |     ^^^^^^^^^^
Nov 16 19:35:18.640 INFO [stderr] 
Nov 16 19:35:18.640 INFO [stderr] warning: unused import: `image::gif::Encoder`
Nov 16 19:35:18.640 INFO [stderr]   --> src/main.rs:13:5
Nov 16 19:35:18.640 INFO [stderr]    |
Nov 16 19:35:18.640 INFO [stderr] 13 | use image::gif::Encoder;
Nov 16 19:35:18.640 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:18.640 INFO [stderr] 
Nov 16 19:35:18.640 INFO [stderr] warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer`
Nov 16 19:35:18.640 INFO [stderr]   --> src/main.rs:14:13
Nov 16 19:35:18.640 INFO [stderr]    |
Nov 16 19:35:18.640 INFO [stderr] 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb};
Nov 16 19:35:18.640 INFO [stderr]    |             ^^^^^^^^^^^  ^^^^^^^^^^^             ^^^
Nov 16 19:35:18.647 INFO [stderr] 
Nov 16 19:35:18.733 INFO [stderr] warning: constant item is never used: `WIDTH`
Nov 16 19:35:18.733 INFO [stderr]   --> src/main.rs:21:1
Nov 16 19:35:18.734 INFO [stderr]    |
Nov 16 19:35:18.735 INFO [stderr] 21 | const WIDTH: u32 = 100;
Nov 16 19:35:18.735 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:18.736 INFO [stderr]    |
Nov 16 19:35:18.736 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 19:35:18.737 INFO [stderr] 
Nov 16 19:35:18.737 INFO [stderr] warning: constant item is never used: `HEIGHT`
Nov 16 19:35:18.738 INFO [stderr]   --> src/main.rs:22:1
Nov 16 19:35:18.738 INFO [stderr]    |
Nov 16 19:35:18.739 INFO [stderr] 22 | const HEIGHT:u32 = 100;
Nov 16 19:35:18.739 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:18.739 INFO [stderr] 
Nov 16 19:35:19.152 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
Nov 16 19:35:19.167 INFO [stderr] su: No module specific data is present
Nov 16 19:35:20.163 INFO running `"docker" "inspect" "b206875f9fb7f919505a0fa5c29a468bd6caf50f74747149c5425521e26d3263"`
Nov 16 19:35:20.515 INFO running `"docker" "rm" "-f" "b206875f9fb7f919505a0fa5c29a468bd6caf50f74747149c5425521e26d3263"`
Nov 16 19:35:20.871 INFO [stdout] b206875f9fb7f919505a0fa5c29a468bd6caf50f74747149c5425521e26d3263
Nov 16 19:35:20.875 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-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 16 19:35:21.232 INFO [stdout] 57c651e11fdf555195bc7e60cab4ba2fc0f18bd540af0a6049ca722dd04a7bff
Nov 16 19:35:21.234 INFO running `"docker" "start" "-a" "57c651e11fdf555195bc7e60cab4ba2fc0f18bd540af0a6049ca722dd04a7bff"`
Nov 16 19:35:21.815 INFO [stderr] usermod: no changes
Nov 16 19:35:21.925 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
Nov 16 19:35:21.929 INFO [stderr]      Running /target/debug/deps/io_png-50b700b074afad90
Nov 16 19:35:21.934 INFO [stdout] 
Nov 16 19:35:21.934 INFO [stdout] running 0 tests
Nov 16 19:35:21.934 INFO [stdout] 
Nov 16 19:35:21.934 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 19:35:21.935 INFO [stdout] 
Nov 16 19:35:21.935 INFO [stderr] su: No module specific data is present
Nov 16 19:35:22.231 INFO running `"docker" "inspect" "57c651e11fdf555195bc7e60cab4ba2fc0f18bd540af0a6049ca722dd04a7bff"`
Nov 16 19:35:22.327 INFO running `"docker" "rm" "-f" "57c651e11fdf555195bc7e60cab4ba2fc0f18bd540af0a6049ca722dd04a7bff"`
Nov 16 19:35:22.441 INFO [stdout] 57c651e11fdf555195bc7e60cab4ba2fc0f18bd540af0a6049ca722dd04a7bff