Nov 16 19:34:56.850 INFO testing minauteur/io-png against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 19:34:56.851 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 19:34:57.243 INFO [stdout] 6bb62163c64431d83514190ebbbb57f5dba7eef58896e1f294851d413b35b16d
Nov 16 19:34:57.247 INFO running `"docker" "start" "-a" "6bb62163c64431d83514190ebbbb57f5dba7eef58896e1f294851d413b35b16d"`
Nov 16 19:34:58.167 INFO [stderr] usermod: no changes
Nov 16 19:34:58.343 INFO [stderr]    Compiling net2 v0.2.31
Nov 16 19:34:58.343 INFO [stderr]    Compiling inotify v0.3.0
Nov 16 19:34:58.343 INFO [stderr]    Compiling filetime v0.1.15
Nov 16 19:34:58.352 INFO [stderr]    Compiling num-integer v0.1.36
Nov 16 19:34:58.352 INFO [stderr]    Compiling nix v0.5.1
Nov 16 19:34:58.363 INFO [stderr]    Compiling enum_primitive v0.1.1
Nov 16 19:34:58.363 INFO [stderr]    Compiling rayon v1.0.0
Nov 16 19:34:59.910 INFO [stderr]    Compiling num-iter v0.1.35
Nov 16 19:34:59.915 INFO [stderr]    Compiling num-rational v0.1.42
Nov 16 19:35:00.577 INFO [stderr]    Compiling miow v0.1.5
Nov 16 19:35:00.799 INFO [stderr]    Compiling png v0.11.0
Nov 16 19:35:05.055 INFO [stderr]    Compiling jpeg-decoder v0.1.14
Nov 16 19:35:05.216 INFO [stderr]    Compiling mio v0.5.1
Nov 16 19:35:06.958 INFO [stderr]    Compiling notify v4.0.3
Nov 16 19:35:07.975 INFO [stderr]    Compiling image v0.18.0
Nov 16 19:35:20.411 INFO [stderr]    Compiling io-png v0.1.0 (/source)
Nov 16 19:35:21.509 INFO [stderr] warning: unused import: `std::path::Path`
Nov 16 19:35:21.509 INFO [stderr]  --> src/main.rs:5:5
Nov 16 19:35:21.509 INFO [stderr]   |
Nov 16 19:35:21.509 INFO [stderr] 5 | use std::path::Path;
Nov 16 19:35:21.509 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 19:35:21.509 INFO [stderr]   |
Nov 16 19:35:21.509 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 19:35:21.509 INFO [stderr] 
Nov 16 19:35:21.509 INFO [stderr] warning: unused imports: `BufWriter`, `Write`
Nov 16 19:35:21.509 INFO [stderr]  --> src/main.rs:8:21
Nov 16 19:35:21.509 INFO [stderr]   |
Nov 16 19:35:21.509 INFO [stderr] 8 | use std::io::{Read, Write, BufReader, BufWriter};
Nov 16 19:35:21.509 INFO [stderr]   |                     ^^^^^             ^^^^^^^^^
Nov 16 19:35:21.509 INFO [stderr] 
Nov 16 19:35:21.509 INFO [stderr] warning: unused import: `std::ffi::OsStr`
Nov 16 19:35:21.509 INFO [stderr]  --> src/main.rs:9:5
Nov 16 19:35:21.509 INFO [stderr]   |
Nov 16 19:35:21.509 INFO [stderr] 9 | use std::ffi::OsStr;
Nov 16 19:35:21.509 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 19:35:21.509 INFO [stderr] 
Nov 16 19:35:21.509 INFO [stderr] warning: unused import: `image::png`
Nov 16 19:35:21.509 INFO [stderr]   --> src/main.rs:12:5
Nov 16 19:35:21.509 INFO [stderr]    |
Nov 16 19:35:21.509 INFO [stderr] 12 | use image::png;
Nov 16 19:35:21.509 INFO [stderr]    |     ^^^^^^^^^^
Nov 16 19:35:21.509 INFO [stderr] 
Nov 16 19:35:21.509 INFO [stderr] warning: unused import: `image::gif::Encoder`
Nov 16 19:35:21.509 INFO [stderr]   --> src/main.rs:13:5
Nov 16 19:35:21.509 INFO [stderr]    |
Nov 16 19:35:21.509 INFO [stderr] 13 | use image::gif::Encoder;
Nov 16 19:35:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:21.509 INFO [stderr] 
Nov 16 19:35:21.509 INFO [stderr] warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer`
Nov 16 19:35:21.509 INFO [stderr]   --> src/main.rs:14:13
Nov 16 19:35:21.509 INFO [stderr]    |
Nov 16 19:35:21.509 INFO [stderr] 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb};
Nov 16 19:35:21.509 INFO [stderr]    |             ^^^^^^^^^^^  ^^^^^^^^^^^             ^^^
Nov 16 19:35:21.509 INFO [stderr] 
Nov 16 19:35:21.583 INFO [stderr] warning: constant item is never used: `WIDTH`
Nov 16 19:35:21.583 INFO [stderr]   --> src/main.rs:21:1
Nov 16 19:35:21.583 INFO [stderr]    |
Nov 16 19:35:21.583 INFO [stderr] 21 | const WIDTH: u32 = 100;
Nov 16 19:35:21.583 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:21.583 INFO [stderr]    |
Nov 16 19:35:21.583 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 19:35:21.583 INFO [stderr] 
Nov 16 19:35:21.583 INFO [stderr] warning: constant item is never used: `HEIGHT`
Nov 16 19:35:21.583 INFO [stderr]   --> src/main.rs:22:1
Nov 16 19:35:21.583 INFO [stderr]    |
Nov 16 19:35:21.583 INFO [stderr] 22 | const HEIGHT:u32 = 100;
Nov 16 19:35:21.583 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:21.583 INFO [stderr] 
Nov 16 19:35:23.474 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.27s
Nov 16 19:35:23.487 INFO [stderr] su: No module specific data is present
Nov 16 19:35:23.797 INFO running `"docker" "inspect" "6bb62163c64431d83514190ebbbb57f5dba7eef58896e1f294851d413b35b16d"`
Nov 16 19:35:23.928 INFO running `"docker" "rm" "-f" "6bb62163c64431d83514190ebbbb57f5dba7eef58896e1f294851d413b35b16d"`
Nov 16 19:35:24.025 INFO [stdout] 6bb62163c64431d83514190ebbbb57f5dba7eef58896e1f294851d413b35b16d
Nov 16 19:35:24.028 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 19:35:24.239 INFO [stdout] 9154e734b26d03c39554464a666d5c1fe7d7d72f94bd2cd737cc846816a0d3ff
Nov 16 19:35:24.245 INFO running `"docker" "start" "-a" "9154e734b26d03c39554464a666d5c1fe7d7d72f94bd2cd737cc846816a0d3ff"`
Nov 16 19:35:24.661 INFO [stderr] usermod: no changes
Nov 16 19:35:24.740 INFO [stderr]    Compiling io-png v0.1.0 (/source)
Nov 16 19:35:25.692 INFO [stderr] warning: unused import: `std::path::Path`
Nov 16 19:35:25.692 INFO [stderr]  --> src/main.rs:5:5
Nov 16 19:35:25.692 INFO [stderr]   |
Nov 16 19:35:25.692 INFO [stderr] 5 | use std::path::Path;
Nov 16 19:35:25.692 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 19:35:25.692 INFO [stderr]   |
Nov 16 19:35:25.692 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 19:35:25.692 INFO [stderr] 
Nov 16 19:35:25.692 INFO [stderr] warning: unused imports: `BufWriter`, `Write`
Nov 16 19:35:25.692 INFO [stderr]  --> src/main.rs:8:21
Nov 16 19:35:25.692 INFO [stderr]   |
Nov 16 19:35:25.692 INFO [stderr] 8 | use std::io::{Read, Write, BufReader, BufWriter};
Nov 16 19:35:25.692 INFO [stderr]   |                     ^^^^^             ^^^^^^^^^
Nov 16 19:35:25.692 INFO [stderr] 
Nov 16 19:35:25.692 INFO [stderr] warning: unused import: `std::ffi::OsStr`
Nov 16 19:35:25.692 INFO [stderr]  --> src/main.rs:9:5
Nov 16 19:35:25.692 INFO [stderr]   |
Nov 16 19:35:25.692 INFO [stderr] 9 | use std::ffi::OsStr;
Nov 16 19:35:25.692 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 19:35:25.692 INFO [stderr] 
Nov 16 19:35:25.692 INFO [stderr] warning: unused import: `image::png`
Nov 16 19:35:25.692 INFO [stderr]   --> src/main.rs:12:5
Nov 16 19:35:25.692 INFO [stderr]    |
Nov 16 19:35:25.692 INFO [stderr] 12 | use image::png;
Nov 16 19:35:25.692 INFO [stderr]    |     ^^^^^^^^^^
Nov 16 19:35:25.692 INFO [stderr] 
Nov 16 19:35:25.692 INFO [stderr] warning: unused import: `image::gif::Encoder`
Nov 16 19:35:25.692 INFO [stderr]   --> src/main.rs:13:5
Nov 16 19:35:25.692 INFO [stderr]    |
Nov 16 19:35:25.692 INFO [stderr] 13 | use image::gif::Encoder;
Nov 16 19:35:25.692 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:25.692 INFO [stderr] 
Nov 16 19:35:25.692 INFO [stderr] warning: unused imports: `ImageBuffer`, `Rgb`, `save_buffer`
Nov 16 19:35:25.692 INFO [stderr]   --> src/main.rs:14:13
Nov 16 19:35:25.692 INFO [stderr]    |
Nov 16 19:35:25.692 INFO [stderr] 14 | use image::{save_buffer, ImageBuffer, ColorType, Rgb};
Nov 16 19:35:25.692 INFO [stderr]    |             ^^^^^^^^^^^  ^^^^^^^^^^^             ^^^
Nov 16 19:35:25.692 INFO [stderr] 
Nov 16 19:35:25.767 INFO [stderr] warning: constant item is never used: `WIDTH`
Nov 16 19:35:25.767 INFO [stderr]   --> src/main.rs:21:1
Nov 16 19:35:25.768 INFO [stderr]    |
Nov 16 19:35:25.768 INFO [stderr] 21 | const WIDTH: u32 = 100;
Nov 16 19:35:25.768 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:25.768 INFO [stderr]    |
Nov 16 19:35:25.768 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 19:35:25.768 INFO [stderr] 
Nov 16 19:35:25.768 INFO [stderr] warning: constant item is never used: `HEIGHT`
Nov 16 19:35:25.768 INFO [stderr]   --> src/main.rs:22:1
Nov 16 19:35:25.768 INFO [stderr]    |
Nov 16 19:35:25.768 INFO [stderr] 22 | const HEIGHT:u32 = 100;
Nov 16 19:35:25.768 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:25.768 INFO [stderr] 
Nov 16 19:35:25.994 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
Nov 16 19:35:26.002 INFO [stderr] su: No module specific data is present
Nov 16 19:35:26.321 INFO running `"docker" "inspect" "9154e734b26d03c39554464a666d5c1fe7d7d72f94bd2cd737cc846816a0d3ff"`
Nov 16 19:35:26.420 INFO running `"docker" "rm" "-f" "9154e734b26d03c39554464a666d5c1fe7d7d72f94bd2cd737cc846816a0d3ff"`
Nov 16 19:35:26.649 INFO [stdout] 9154e734b26d03c39554464a666d5c1fe7d7d72f94bd2cd737cc846816a0d3ff
Nov 16 19:35:26.662 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 19:35:27.011 INFO [stdout] 9f203a073c3d762d4c22d00d2b6563b43c6fde56c184fd418a493a343d2cc1cf
Nov 16 19:35:27.013 INFO running `"docker" "start" "-a" "9f203a073c3d762d4c22d00d2b6563b43c6fde56c184fd418a493a343d2cc1cf"`
Nov 16 19:35:28.335 INFO [stderr] usermod: no changes
Nov 16 19:35:28.547 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
Nov 16 19:35:28.547 INFO [stderr]      Running /target/debug/deps/io_png-1843972bf8a9e297
Nov 16 19:35:28.555 INFO [stdout] 
Nov 16 19:35:28.555 INFO [stdout] running 0 tests
Nov 16 19:35:28.555 INFO [stdout] 
Nov 16 19:35:28.555 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 19:35:28.555 INFO [stdout] 
Nov 16 19:35:28.555 INFO [stderr] su: No module specific data is present
Nov 16 19:35:29.900 INFO running `"docker" "inspect" "9f203a073c3d762d4c22d00d2b6563b43c6fde56c184fd418a493a343d2cc1cf"`
Nov 16 19:35:30.273 INFO running `"docker" "rm" "-f" "9f203a073c3d762d4c22d00d2b6563b43c6fde56c184fd418a493a343d2cc1cf"`
Nov 16 19:35:30.603 INFO [stdout] 9f203a073c3d762d4c22d00d2b6563b43c6fde56c184fd418a493a343d2cc1cf