Dec 05 14:22:25.844 INFO testing minauteur/io-png against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 14:22:25.844 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 14:22:26.329 INFO [stdout] 8f9e01d7f9b2a4cddb7777d0e8ecd36554e693aef98ff4173401624ae49f438d
Dec 05 14:22:26.331 INFO running `"docker" "start" "-a" "8f9e01d7f9b2a4cddb7777d0e8ecd36554e693aef98ff4173401624ae49f438d"`
Dec 05 14:22:27.103 INFO [stderr] usermod: no changes
Dec 05 14:22:27.236 INFO [stderr]    Compiling net2 v0.2.31
Dec 05 14:22:27.236 INFO [stderr]    Compiling num-integer v0.1.36
Dec 05 14:22:27.236 INFO [stderr]    Compiling enum_primitive v0.1.1
Dec 05 14:22:27.778 INFO [stderr]    Compiling num-iter v0.1.35
Dec 05 14:22:27.778 INFO [stderr]    Compiling num-rational v0.1.42
Dec 05 14:22:28.095 INFO [stderr]    Compiling png v0.11.0
Dec 05 14:22:28.296 INFO [stderr]    Compiling miow v0.1.5
Dec 05 14:22:28.516 INFO [stderr]    Compiling mio v0.5.1
Dec 05 14:22:29.991 INFO [stderr]    Compiling image v0.18.0
Dec 05 14:22:30.448 INFO [stderr]    Compiling notify v4.0.3
Dec 05 14:22:42.235 INFO [stderr]    Compiling io-png v0.1.0 (/source)
Dec 05 14:22:43.176 INFO [stderr] warning: unused import: `std::path::Path`
Dec 05 14:22:43.176 INFO [stderr]  --> src/main.rs:5:5
Dec 05 14:22:43.176 INFO [stderr]   |
Dec 05 14:22:43.176 INFO [stderr] 5 | use std::path::Path;
Dec 05 14:22:43.176 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 14:22:43.176 INFO [stderr]   |
Dec 05 14:22:43.176 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 14:22:43.176 INFO [stderr] 
Dec 05 14:22:43.176 INFO [stderr] warning: unused imports: `BufWriter`, `Write`
Dec 05 14:22:43.176 INFO [stderr]  --> src/main.rs:8:21
Dec 05 14:22:43.176 INFO [stderr]   |
Dec 05 14:22:43.176 INFO [stderr] 8 | use std::io::{Read, Write, BufReader, BufWriter};
Dec 05 14:22:43.176 INFO [stderr]   |                     ^^^^^             ^^^^^^^^^
Dec 05 14:22:43.176 INFO [stderr] 
Dec 05 14:22:43.176 INFO [stderr] warning: unused import: `std::ffi::OsStr`
Dec 05 14:22:43.176 INFO [stderr]  --> src/main.rs:9:5
Dec 05 14:22:43.176 INFO [stderr]   |
Dec 05 14:22:43.176 INFO [stderr] 9 | use std::ffi::OsStr;
Dec 05 14:22:43.176 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 14:22:43.176 INFO [stderr] 
Dec 05 14:22:43.176 INFO [stderr] warning: unused import: `image::png`
Dec 05 14:22:43.176 INFO [stderr]   --> src/main.rs:12:5
Dec 05 14:22:43.176 INFO [stderr]    |
Dec 05 14:22:43.176 INFO [stderr] 12 | use image::png;
Dec 05 14:22:43.176 INFO [stderr]    |     ^^^^^^^^^^
Dec 05 14:22:43.176 INFO [stderr] 
Dec 05 14:22:43.176 INFO [stderr] warning: unused import: `image::gif::Encoder`
Dec 05 14:22:43.176 INFO [stderr]   --> src/main.rs:13:5
Dec 05 14:22:43.176 INFO [stderr]    |
Dec 05 14:22:43.176 INFO [stderr] 13 | use image::gif::Encoder;
Dec 05 14:22:43.176 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 14:22:43.176 INFO [stderr] 
Dec 05 14:22:43.176 INFO [stderr] warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer`
Dec 05 14:22:43.176 INFO [stderr]   --> src/main.rs:14:13
Dec 05 14:22:43.176 INFO [stderr]    |
Dec 05 14:22:43.176 INFO [stderr] 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb};
Dec 05 14:22:43.176 INFO [stderr]    |             ^^^^^^^^^^^  ^^^^^^^^^^^             ^^^
Dec 05 14:22:43.176 INFO [stderr] 
Dec 05 14:22:43.240 INFO [stderr] warning: constant item is never used: `WIDTH`
Dec 05 14:22:43.240 INFO [stderr]   --> src/main.rs:21:1
Dec 05 14:22:43.240 INFO [stderr]    |
Dec 05 14:22:43.240 INFO [stderr] 21 | const WIDTH: u32 = 100;
Dec 05 14:22:43.240 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:22:43.240 INFO [stderr]    |
Dec 05 14:22:43.240 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 14:22:43.240 INFO [stderr] 
Dec 05 14:22:43.240 INFO [stderr] warning: constant item is never used: `HEIGHT`
Dec 05 14:22:43.240 INFO [stderr]   --> src/main.rs:22:1
Dec 05 14:22:43.240 INFO [stderr]    |
Dec 05 14:22:43.240 INFO [stderr] 22 | const HEIGHT:u32 = 100;
Dec 05 14:22:43.240 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:22:43.240 INFO [stderr] 
Dec 05 14:22:45.288 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.16s
Dec 05 14:22:45.290 INFO [stderr] su: No module specific data is present
Dec 05 14:22:45.670 INFO running `"docker" "inspect" "8f9e01d7f9b2a4cddb7777d0e8ecd36554e693aef98ff4173401624ae49f438d"`
Dec 05 14:22:45.820 INFO running `"docker" "rm" "-f" "8f9e01d7f9b2a4cddb7777d0e8ecd36554e693aef98ff4173401624ae49f438d"`
Dec 05 14:22:45.980 INFO [stdout] 8f9e01d7f9b2a4cddb7777d0e8ecd36554e693aef98ff4173401624ae49f438d
Dec 05 14:22:45.986 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 14:22:46.221 INFO [stdout] 526933c6d0b023075a7086c57cdde1157009c63a2444355bbcdcdb623dd40349
Dec 05 14:22:46.223 INFO running `"docker" "start" "-a" "526933c6d0b023075a7086c57cdde1157009c63a2444355bbcdcdb623dd40349"`
Dec 05 14:22:46.828 INFO [stderr] usermod: no changes
Dec 05 14:22:46.956 INFO [stderr]    Compiling io-png v0.1.0 (/source)
Dec 05 14:22:48.308 INFO [stderr] warning: unused import: `std::path::Path`
Dec 05 14:22:48.308 INFO [stderr]  --> src/main.rs:5:5
Dec 05 14:22:48.308 INFO [stderr]   |
Dec 05 14:22:48.308 INFO [stderr] 5 | use std::path::Path;
Dec 05 14:22:48.308 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 14:22:48.308 INFO [stderr]   |
Dec 05 14:22:48.308 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 14:22:48.308 INFO [stderr] 
Dec 05 14:22:48.308 INFO [stderr] warning: unused imports: `BufWriter`, `Write`
Dec 05 14:22:48.308 INFO [stderr]  --> src/main.rs:8:21
Dec 05 14:22:48.308 INFO [stderr]   |
Dec 05 14:22:48.308 INFO [stderr] 8 | use std::io::{Read, Write, BufReader, BufWriter};
Dec 05 14:22:48.308 INFO [stderr]   |                     ^^^^^             ^^^^^^^^^
Dec 05 14:22:48.308 INFO [stderr] 
Dec 05 14:22:48.309 INFO [stderr] warning: unused import: `std::ffi::OsStr`
Dec 05 14:22:48.309 INFO [stderr]  --> src/main.rs:9:5
Dec 05 14:22:48.309 INFO [stderr]   |
Dec 05 14:22:48.309 INFO [stderr] 9 | use std::ffi::OsStr;
Dec 05 14:22:48.309 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 14:22:48.309 INFO [stderr] 
Dec 05 14:22:48.309 INFO [stderr] warning: unused import: `image::png`
Dec 05 14:22:48.309 INFO [stderr]   --> src/main.rs:12:5
Dec 05 14:22:48.309 INFO [stderr]    |
Dec 05 14:22:48.309 INFO [stderr] 12 | use image::png;
Dec 05 14:22:48.309 INFO [stderr]    |     ^^^^^^^^^^
Dec 05 14:22:48.309 INFO [stderr] 
Dec 05 14:22:48.309 INFO [stderr] warning: unused import: `image::gif::Encoder`
Dec 05 14:22:48.309 INFO [stderr]   --> src/main.rs:13:5
Dec 05 14:22:48.309 INFO [stderr]    |
Dec 05 14:22:48.309 INFO [stderr] 13 | use image::gif::Encoder;
Dec 05 14:22:48.309 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 14:22:48.309 INFO [stderr] 
Dec 05 14:22:48.309 INFO [stderr] warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer`
Dec 05 14:22:48.309 INFO [stderr]   --> src/main.rs:14:13
Dec 05 14:22:48.309 INFO [stderr]    |
Dec 05 14:22:48.309 INFO [stderr] 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb};
Dec 05 14:22:48.309 INFO [stderr]    |             ^^^^^^^^^^^  ^^^^^^^^^^^             ^^^
Dec 05 14:22:48.309 INFO [stderr] 
Dec 05 14:22:48.384 INFO [stderr] warning: constant item is never used: `WIDTH`
Dec 05 14:22:48.384 INFO [stderr]   --> src/main.rs:21:1
Dec 05 14:22:48.384 INFO [stderr]    |
Dec 05 14:22:48.384 INFO [stderr] 21 | const WIDTH: u32 = 100;
Dec 05 14:22:48.384 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:22:48.384 INFO [stderr]    |
Dec 05 14:22:48.384 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 14:22:48.384 INFO [stderr] 
Dec 05 14:22:48.384 INFO [stderr] warning: constant item is never used: `HEIGHT`
Dec 05 14:22:48.384 INFO [stderr]   --> src/main.rs:22:1
Dec 05 14:22:48.384 INFO [stderr]    |
Dec 05 14:22:48.384 INFO [stderr] 22 | const HEIGHT:u32 = 100;
Dec 05 14:22:48.384 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:22:48.384 INFO [stderr] 
Dec 05 14:22:48.743 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
Dec 05 14:22:48.755 INFO [stderr] su: No module specific data is present
Dec 05 14:22:49.462 INFO running `"docker" "inspect" "526933c6d0b023075a7086c57cdde1157009c63a2444355bbcdcdb623dd40349"`
Dec 05 14:22:49.814 INFO running `"docker" "rm" "-f" "526933c6d0b023075a7086c57cdde1157009c63a2444355bbcdcdb623dd40349"`
Dec 05 14:22:50.126 INFO [stdout] 526933c6d0b023075a7086c57cdde1157009c63a2444355bbcdcdb623dd40349
Dec 05 14:22:50.132 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 14:22:50.604 INFO [stdout] 7c5eac5f83e8d3e3d435563ce3ccb5599d5cafcc88678dd01d90ebe4762405dd
Dec 05 14:22:50.606 INFO running `"docker" "start" "-a" "7c5eac5f83e8d3e3d435563ce3ccb5599d5cafcc88678dd01d90ebe4762405dd"`
Dec 05 14:22:51.258 INFO [stderr] usermod: no changes
Dec 05 14:22:51.360 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Dec 05 14:22:51.363 INFO [stderr]      Running /target/debug/deps/io_png-b564e14b43499636
Dec 05 14:22:51.365 INFO [stdout] 
Dec 05 14:22:51.365 INFO [stdout] running 0 tests
Dec 05 14:22:51.365 INFO [stdout] 
Dec 05 14:22:51.365 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 14:22:51.365 INFO [stdout] 
Dec 05 14:22:51.367 INFO [stderr] su: No module specific data is present
Dec 05 14:22:51.602 INFO running `"docker" "inspect" "7c5eac5f83e8d3e3d435563ce3ccb5599d5cafcc88678dd01d90ebe4762405dd"`
Dec 05 14:22:51.699 INFO running `"docker" "rm" "-f" "7c5eac5f83e8d3e3d435563ce3ccb5599d5cafcc88678dd01d90ebe4762405dd"`
Dec 05 14:22:51.831 INFO [stdout] 7c5eac5f83e8d3e3d435563ce3ccb5599d5cafcc88678dd01d90ebe4762405dd