[INFO] fetching crate image_changer 0.6.1...
[INFO] testing image_changer-0.6.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate image_changer 0.6.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate image_changer 0.6.1
[INFO] finished tweaking crates.io crate image_changer 0.6.1
[INFO] tweaked toml for crates.io crate image_changer 0.6.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate image_changer 0.6.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 138 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded imgref v1.12.3
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[INFO] [stdout] be5a9333166c7268d7dbd564ea530407ff8473cfeecc6f9932195cd4cd159da4
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[INFO] running `Command { std: "docker" "inspect" "be5a9333166c7268d7dbd564ea530407ff8473cfeecc6f9932195cd4cd159da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "be5a9333166c7268d7dbd564ea530407ff8473cfeecc6f9932195cd4cd159da4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
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[INFO] [stderr]    Compiling image v0.25.10
[INFO] [stderr]    Compiling image_changer v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `image::io::Reader`: this type has been moved and renamed to image::ImageReader
[INFO] [stdout]  --> src/img.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use image::io::Reader as ImageReader;
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `image::io::Reader`: this type has been moved and renamed to image::ImageReader
[INFO] [stdout]    --> src/img.rs:101:15
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let raw = ImageReader::open(file_path.as_path())?
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2m 30s
[INFO] running `Command { std: "docker" "inspect" "be5a9333166c7268d7dbd564ea530407ff8473cfeecc6f9932195cd4cd159da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "be5a9333166c7268d7dbd564ea530407ff8473cfeecc6f9932195cd4cd159da4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated type alias `image::io::Reader`: this type has been moved and renamed to image::ImageReader
[INFO] [stdout]  --> src/img.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use image::io::Reader as ImageReader;
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `image::io::Reader`: this type has been moved and renamed to image::ImageReader
[INFO] [stdout]    --> src/img.rs:101:15
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let raw = ImageReader::open(file_path.as_path())?
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling image_changer v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `image::io::Reader`: this type has been moved and renamed to image::ImageReader
[INFO] [stdout]  --> src/img.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use image::io::Reader as ImageReader;
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `image::io::Reader`: this type has been moved and renamed to image::ImageReader
[INFO] [stdout]    --> src/img.rs:101:15
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let raw = ImageReader::open(file_path.as_path())?
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 27.21s
[INFO] running `Command { std: "docker" "inspect" "be5a9333166c7268d7dbd564ea530407ff8473cfeecc6f9932195cd4cd159da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "be5a9333166c7268d7dbd564ea530407ff8473cfeecc6f9932195cd4cd159da4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated type alias `image::io::Reader`: this type has been moved and renamed to image::ImageReader
[INFO] [stderr]  --> src/img.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 | use image::io::Reader as ImageReader;
[INFO] [stderr]   |                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `image::io::Reader`: this type has been moved and renamed to image::ImageReader
[INFO] [stderr]    --> src/img.rs:101:15
[INFO] [stderr]     |
[INFO] [stderr] 101 |     let raw = ImageReader::open(file_path.as_path())?
[INFO] [stderr]     |               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `image_changer` (lib) generated 2 warnings
[INFO] [stderr] warning: `image_changer` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/image_changer-df410463c635ea0f)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test img::tests::pixel_from_256 ... ok
[INFO] [stdout] test img::tests::pixel_from_256_panic - should panic ... ok
[INFO] [stdout] test img::tests::new_blank_test ... FAILED
[INFO] [stdout] test img::tests::pixel_distance_check ... ok
[INFO] [stdout] test img::tests::opening_saving ... FAILED
[INFO] [stdout] test img::tests::pixel_to_256 ... ok
[INFO] [stdout] test img::tests::dimension ... ok
[INFO] [stdout] test img::tests::black_white ... FAILED
[INFO] [stdout] test img::tests::colour_change ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- img::tests::new_blank_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'img::tests::new_blank_test' (2017) panicked at src/img.rs:127:19:
[INFO] [stdout] Error: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57a766fac591 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57a766fc2a7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x57a766fb0c9c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x57a766f88346 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x57a766fa4a99 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x57a766cccd70 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x57a766fa4dc2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x57a766f883f2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x57a766f81099 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57a766f88fed - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x57a766fc31ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x57a766bc33e1 - image_changer[4a40feeb89407628]::img::save
[INFO] [stdout]   12:     0x57a766bc44be - image_changer[4a40feeb89407628]::img::tests::new_blank_test
[INFO] [stdout]   13:     0x57a766c0d729 - <image_changer[4a40feeb89407628]::img::tests::new_blank_test::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x57a766cc005b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x57a766ccd6c5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x57a766cc6f84 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x57a766cd0822 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x57a766fabe59 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7cbaf2d12dfa - <unknown>
[INFO] [stdout]   20:     0x7cbaf2da63d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- img::tests::opening_saving stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'img::tests::opening_saving' (2018) panicked at src/img.rs:127:19:
[INFO] [stdout] Error: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57a766fac591 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57a766fc2a7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x57a766fb0c9c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x57a766f88346 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x57a766fa4a99 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x57a766cccd70 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x57a766fa4dc2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x57a766f883f2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x57a766f81099 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57a766f88fed - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x57a766fc31ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x57a766bc33e1 - image_changer[4a40feeb89407628]::img::save
[INFO] [stdout]   12:     0x57a766bc48c1 - image_changer[4a40feeb89407628]::img::tests::opening_saving
[INFO] [stdout]   13:     0x57a766c0d749 - <image_changer[4a40feeb89407628]::img::tests::opening_saving::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x57a766cc005b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x57a766ccd6c5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x57a766cc6f84 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x57a766cd0822 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x57a766fabe59 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7cbaf2d12dfa - <unknown>
[INFO] [stdout]   20:     0x7cbaf2da63d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- img::tests::black_white stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'img::tests::black_white' (2014) panicked at src/img.rs:127:19:
[INFO] [stdout] Error: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57a766fac591 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57a766fc2a7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x57a766fb0c9c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x57a766f88346 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x57a766fa4a99 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x57a766cccd70 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x57a766fa4dc2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x57a766f883f2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x57a766f81099 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57a766f88fed - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x57a766fc31ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x57a766bc33e1 - image_changer[4a40feeb89407628]::img::save
[INFO] [stdout]   12:     0x57a766bc3800 - image_changer[4a40feeb89407628]::img::tests::black_white
[INFO] [stdout]   13:     0x57a766c0d6d9 - <image_changer[4a40feeb89407628]::img::tests::black_white::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x57a766cc005b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x57a766ccd6c5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x57a766cc6f84 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x57a766cd0822 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x57a766fabe59 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7cbaf2d12dfa - <unknown>
[INFO] [stdout]   20:     0x7cbaf2da63d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- img::tests::colour_change stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'img::tests::colour_change' (2015) panicked at src/img.rs:127:19:
[INFO] [stdout] Error: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57a766fac591 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57a766fc2a7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x57a766fb0c9c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x57a766f88346 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x57a766fa4a99 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x57a766cccd70 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x57a766fa4dc2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x57a766f883f2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x57a766f81099 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57a766f88fed - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x57a766fc31ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x57a766bc33e1 - image_changer[4a40feeb89407628]::img::save
[INFO] [stdout]   12:     0x57a766bc3fdf - image_changer[4a40feeb89407628]::img::tests::colour_change
[INFO] [stdout]   13:     0x57a766c0d709 - <image_changer[4a40feeb89407628]::img::tests::colour_change::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x57a766cc005b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x57a766ccd6c5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x57a766cc6f84 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x57a766cd0822 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x57a766fabe59 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7cbaf2d12dfa - <unknown>
[INFO] [stdout]   20:     0x7cbaf2da63d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     img::tests::black_white
[INFO] [stdout]     img::tests::colour_change
[INFO] [stdout]     img::tests::new_blank_test
[INFO] [stdout]     img::tests::opening_saving
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "be5a9333166c7268d7dbd564ea530407ff8473cfeecc6f9932195cd4cd159da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5a9333166c7268d7dbd564ea530407ff8473cfeecc6f9932195cd4cd159da4", kill_on_drop: false }`
[INFO] [stdout] be5a9333166c7268d7dbd564ea530407ff8473cfeecc6f9932195cd4cd159da4
