[INFO] updating cached repository https://github.com/arthurmco/oxImage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c67a063eae4693828e70aa564d8b3bc52bc08853
[INFO] testing arthurmco/oxImage against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthurmco%2FoxImage" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arthurmco/oxImage on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arthurmco/oxImage
[INFO] finished tweaking git repo https://github.com/arthurmco/oxImage
[INFO] tweaked toml for git repo https://github.com/arthurmco/oxImage written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/arthurmco/oxImage already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdb2c4460100db5046cb410317b7bff773a164c519e5b548798510c0c828a359
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cdb2c4460100db5046cb410317b7bff773a164c519e5b548798510c0c828a359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdb2c4460100db5046cb410317b7bff773a164c519e5b548798510c0c828a359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb2c4460100db5046cb410317b7bff773a164c519e5b548798510c0c828a359", kill_on_drop: false }`
[INFO] [stdout] cdb2c4460100db5046cb410317b7bff773a164c519e5b548798510c0c828a359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f772971600f48a95a9033b1855ce5f8d12bfd2ee792d5dd8dc3e5729fb1c3daf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f772971600f48a95a9033b1855ce5f8d12bfd2ee792d5dd8dc3e5729fb1c3daf", kill_on_drop: false }`
[INFO] [stderr]    Compiling deflate v0.7.16
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling png v0.9.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.15.0
[INFO] [stderr]    Compiling oximage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/picture/imagecollection.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Image`
[INFO] [stdout]  --> src/picture/imagecollection.rs:4:58
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::{ImageCollectionElement, ImageCollectionItem, Image};
[INFO] [stdout]   |                                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `oldname`
[INFO] [stdout]   --> src/picture/imagecollection.rs:62:35
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn rename_element(&mut self, oldname: &str, newname: &str) {
[INFO] [stdout]    |                                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oldname`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `newname`
[INFO] [stdout]   --> src/picture/imagecollection.rs:62:50
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn rename_element(&mut self, oldname: &str, newname: &str) {
[INFO] [stdout]    |                                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]   --> src/picture/pimage.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 12 |     data: ImageData,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_empty`
[INFO] [stdout]   --> src/picture/pimage.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn create_empty(name: &str, width: u32, height: u32) -> Image {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pixel`
[INFO] [stdout]   --> src/picture/pimage.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn get_pixel(&self, x: u32, y: u32) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resize_area`
[INFO] [stdout]   --> src/picture/pimage.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn resize_area(&mut self, nwidth: u32, nheight: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `d`
[INFO] [stdout]   --> src/picture/imagecollection.rs:21:2
[INFO] [stdout]    |
[INFO] [stdout] 21 |     d: &'a ImageCollectionList,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_element`
[INFO] [stdout]   --> src/picture/imagecollection.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn get_element(&self, filename: &str) -> Option<&ImageCollectionItem> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rename_element`
[INFO] [stdout]   --> src/picture/imagecollection.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn rename_element(&mut self, oldname: &str, newname: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_element`
[INFO] [stdout]   --> src/picture/imagecollection.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn remove_element(&mut self, filename: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ImageList`
[INFO] [stdout]   --> src/picture/collectionitem.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ImageList(ImageCollectionList),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `filename`
[INFO] [stdout]   --> src/picture/imagefile.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 12 |     filename: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_empty`
[INFO] [stdout]   --> src/picture/imagedata.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn create_empty(size: usize) -> ImageData {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_data`
[INFO] [stdout]   --> src/picture/imagedata.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn set_data(&mut self, data: &[u32]) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.20s
[INFO] running `Command { std: "docker" "inspect" "f772971600f48a95a9033b1855ce5f8d12bfd2ee792d5dd8dc3e5729fb1c3daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f772971600f48a95a9033b1855ce5f8d12bfd2ee792d5dd8dc3e5729fb1c3daf", kill_on_drop: false }`
[INFO] [stdout] f772971600f48a95a9033b1855ce5f8d12bfd2ee792d5dd8dc3e5729fb1c3daf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8ed911ae697a13a79b21c50cee27ec7b4d8a5f259ceb6ec98e232f91e28b385
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a8ed911ae697a13a79b21c50cee27ec7b4d8a5f259ceb6ec98e232f91e28b385", kill_on_drop: false }`
[INFO] [stderr]    Compiling oximage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/picture/imagecollection.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `oldname`
[INFO] [stdout]   --> src/picture/imagecollection.rs:62:35
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn rename_element(&mut self, oldname: &str, newname: &str) {
[INFO] [stdout]    |                                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oldname`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `newname`
[INFO] [stdout]   --> src/picture/imagecollection.rs:62:50
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn rename_element(&mut self, oldname: &str, newname: &str) {
[INFO] [stdout]    |                                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/picture/imagecollection.rs:154:7
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let mut it = ic.iterator();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `d`
[INFO] [stdout]   --> src/picture/imagecollection.rs:21:2
[INFO] [stdout]    |
[INFO] [stdout] 21 |     d: &'a ImageCollectionList,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rename_element`
[INFO] [stdout]   --> src/picture/imagecollection.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn rename_element(&mut self, oldname: &str, newname: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ImageList`
[INFO] [stdout]   --> src/picture/collectionitem.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ImageList(ImageCollectionList),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `filename`
[INFO] [stdout]   --> src/picture/imagefile.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 12 |     filename: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "a8ed911ae697a13a79b21c50cee27ec7b4d8a5f259ceb6ec98e232f91e28b385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8ed911ae697a13a79b21c50cee27ec7b4d8a5f259ceb6ec98e232f91e28b385", kill_on_drop: false }`
[INFO] [stdout] a8ed911ae697a13a79b21c50cee27ec7b4d8a5f259ceb6ec98e232f91e28b385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 420e7ad021ed455598f72740cc9490ca9d8396c088fe32cd18aca01ad66a8cfa
[INFO] running `Command { std: "docker" "start" "-a" "420e7ad021ed455598f72740cc9490ca9d8396c088fe32cd18aca01ad66a8cfa", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stdout] running 12 tests
[INFO] [stderr]  --> src/picture/imagecollection.rs:1:5
[INFO] [stdout] test picture::imagedata::tests::test_imagedata_with_default_data ... ok
[INFO] [stderr]   |
[INFO] [stdout] test picture::imagecollection::tests::test_image_collection_remove ... ok
[INFO] [stderr] 1 | use std::cell::RefCell;
[INFO] [stdout] test picture::imagedata::tests::test_pack_pixel ... ok
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `oldname`
[INFO] [stderr]   --> src/picture/imagecollection.rs:62:35
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn rename_element(&mut self, oldname: &str, newname: &str) {
[INFO] [stderr]    |                                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oldname`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `newname`
[INFO] [stderr]   --> src/picture/imagecollection.rs:62:50
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn rename_element(&mut self, oldname: &str, newname: &str) {
[INFO] [stderr]    |                                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newname`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/picture/imagecollection.rs:154:7
[INFO] [stderr]     |
[INFO] [stderr] 154 |         let mut it = ic.iterator();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `d`
[INFO] [stderr]   --> src/picture/imagecollection.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |     d: &'a ImageCollectionList,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rename_element`
[INFO] [stderr]   --> src/picture/imagecollection.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn rename_element(&mut self, oldname: &str, newname: &str) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ImageList`
[INFO] [stderr]   --> src/picture/collectionitem.rs:10:2
[INFO] [stderr]    |
[INFO] [stderr] 10 |     ImageList(ImageCollectionList),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `filename`
[INFO] [stderr]   --> src/picture/imagefile.rs:12:2
[INFO] [stderr]    |
[INFO] [stderr] 12 |     filename: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/oximage-621ebf5dec3caf8a
[INFO] [stdout] test picture::imagecollection::tests::test_image_collection_item_add ... ok
[INFO] [stdout] test picture::imagecollection::tests::test_image_collection_iterate ... ok
[INFO] [stdout] test picture::imagecollection::tests::test_image_collection_item_get ... ok
[INFO] [stdout] test picture::imagedata::tests::test_imagedata_with_data ... ok
[INFO] [stdout] test picture::pimage::tests::test_resize_area ... ok
[INFO] [stdout] test picture::imagedata::tests::test_imagedata_set ... ok
[INFO] [stdout] test picture::pimage::tests::test_parameters ... ok
[INFO] [stdout] test picture::imagefile::tests::open_image_all_black ... ok
[INFO] [stdout] test picture::imagefile::tests::open_image_all_red ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "420e7ad021ed455598f72740cc9490ca9d8396c088fe32cd18aca01ad66a8cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "420e7ad021ed455598f72740cc9490ca9d8396c088fe32cd18aca01ad66a8cfa", kill_on_drop: false }`
[INFO] [stdout] 420e7ad021ed455598f72740cc9490ca9d8396c088fe32cd18aca01ad66a8cfa