[INFO] cloning repository https://github.com/debruinf/imgp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/debruinf/imgp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebruinf%2Fimgp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebruinf%2Fimgp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b13a27d0721259b75a019df505add200fdf8d1bb
[INFO] testing debruinf/imgp against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebruinf%2Fimgp" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/debruinf/imgp on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/debruinf/imgp
[INFO] finished tweaking git repo https://github.com/debruinf/imgp
[INFO] tweaked toml for git repo https://github.com/debruinf/imgp written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/debruinf/imgp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", 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] 63198366febc763848911f6aae83b47d5809f36cd466e0ece5b1f99135c3a42f
[INFO] running `Command { std: "docker" "start" "-a" "63198366febc763848911f6aae83b47d5809f36cd466e0ece5b1f99135c3a42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63198366febc763848911f6aae83b47d5809f36cd466e0ece5b1f99135c3a42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63198366febc763848911f6aae83b47d5809f36cd466e0ece5b1f99135c3a42f", kill_on_drop: false }`
[INFO] [stdout] 63198366febc763848911f6aae83b47d5809f36cd466e0ece5b1f99135c3a42f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", 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] 35333ebfce511e3407f3c29007f26086672211d808f8362695435a42df94c1d1
[INFO] running `Command { std: "docker" "start" "-a" "35333ebfce511e3407f3c29007f26086672211d808f8362695435a42df94c1d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.0
[INFO] [stderr]    Compiling imgp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:97:35
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn print_help() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:114:75
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn copy_img(img: &image::DynamicImage, copy_path: &str) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:120:92
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn rotate(img: &image::DynamicImage, direction: &str, destination: &str) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     copy_img(&source_img, destination);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/lib.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 rotate(&copied_img, &c.instruction, &destination);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.98s
[INFO] running `Command { std: "docker" "inspect" "35333ebfce511e3407f3c29007f26086672211d808f8362695435a42df94c1d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35333ebfce511e3407f3c29007f26086672211d808f8362695435a42df94c1d1", kill_on_drop: false }`
[INFO] [stdout] 35333ebfce511e3407f3c29007f26086672211d808f8362695435a42df94c1d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bc7cc008b8f2c3dc774be3ed8657ef4c5ba37844f7f54f435e7198f5322c89d
[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" "5bc7cc008b8f2c3dc774be3ed8657ef4c5ba37844f7f54f435e7198f5322c89d", kill_on_drop: false }`
[INFO] [stderr]    Compiling imgp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:97:35
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn print_help() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:114:75
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn copy_img(img: &image::DynamicImage, copy_path: &str) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:120:92
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn rotate(img: &image::DynamicImage, direction: &str, destination: &str) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     copy_img(&source_img, destination);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/lib.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 rotate(&copied_img, &c.instruction, &destination);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:97:35
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn print_help() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:114:75
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn copy_img(img: &image::DynamicImage, copy_path: &str) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:120:92
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn rotate(img: &image::DynamicImage, direction: &str, destination: &str) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     copy_img(&source_img, destination);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/lib.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 rotate(&copied_img, &c.instruction, &destination);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "5bc7cc008b8f2c3dc774be3ed8657ef4c5ba37844f7f54f435e7198f5322c89d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc7cc008b8f2c3dc774be3ed8657ef4c5ba37844f7f54f435e7198f5322c89d", kill_on_drop: false }`
[INFO] [stdout] 5bc7cc008b8f2c3dc774be3ed8657ef4c5ba37844f7f54f435e7198f5322c89d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7841d7c735f247bdc37695a3aa0c7d38f010ced47c9fd7d355d942563a0e05bb
[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" "7841d7c735f247bdc37695a3aa0c7d38f010ced47c9fd7d355d942563a0e05bb", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:97:35
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn print_help() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:114:75
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn copy_img(img: &image::DynamicImage, copy_path: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:97:35
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn print_help() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:120:92
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn rotate(img: &image::DynamicImage, direction: &str, destination: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:114:75
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn copy_img(img: &image::DynamicImage, copy_path: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     copy_img(&source_img, destination);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:120:92
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn rotate(img: &image::DynamicImage, direction: &str, destination: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 rotate(&copied_img, &c.instruction, &destination);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     copy_img(&source_img, destination);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 rotate(&copied_img, &c.instruction, &destination);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/imgp-f0da6dde91c3ba09
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/imgp-b2b307e70d2f72de
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests imgp
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7841d7c735f247bdc37695a3aa0c7d38f010ced47c9fd7d355d942563a0e05bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7841d7c735f247bdc37695a3aa0c7d38f010ced47c9fd7d355d942563a0e05bb", kill_on_drop: false }`
[INFO] [stdout] 7841d7c735f247bdc37695a3aa0c7d38f010ced47c9fd7d355d942563a0e05bb
