[INFO] cloning repository https://github.com/michaelzoech/font-atlas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelzoech/font-atlas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelzoech%2Ffont-atlas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelzoech%2Ffont-atlas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67902084924c5ec479cfd99983f02c2868e75284
[INFO] testing michaelzoech/font-atlas against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelzoech%2Ffont-atlas" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelzoech/font-atlas on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/michaelzoech/font-atlas
[INFO] finished tweaking git repo https://github.com/michaelzoech/font-atlas
[INFO] tweaked toml for git repo https://github.com/michaelzoech/font-atlas written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelzoech/font-atlas already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pango-sys v0.5.0
[INFO] [stderr]   Downloaded gdk v0.7.0
[INFO] [stderr]   Downloaded c_vec v1.2.1
[INFO] [stderr]   Downloaded gio v0.3.0
[INFO] [stderr]   Downloaded glib-sys v0.5.0
[INFO] [stderr]   Downloaded gtk-sys v0.5.0
[INFO] [stderr]   Downloaded gtk v0.3.0
[INFO] [stderr]   Downloaded freetype-sys v0.6.0
[INFO] [stderr]   Downloaded glib v0.4.1
[INFO] [stderr]   Downloaded cairo-rs v0.3.0
[INFO] [stderr]   Downloaded atk-sys v0.5.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.3.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.5.0
[INFO] [stderr]   Downloaded gdk-sys v0.5.0
[INFO] [stderr]   Downloaded gobject-sys v0.5.0
[INFO] [stderr]   Downloaded gio-sys v0.5.0
[INFO] [stderr]   Downloaded pango v0.3.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.5.0
[INFO] [stderr]   Downloaded freetype-rs v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14e8eb84a7ad5f95ca6fc313b78375c0715364177ef8053ddfd7f49e4dceb30a
[INFO] running `Command { std: "docker" "start" "-a" "14e8eb84a7ad5f95ca6fc313b78375c0715364177ef8053ddfd7f49e4dceb30a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14e8eb84a7ad5f95ca6fc313b78375c0715364177ef8053ddfd7f49e4dceb30a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e8eb84a7ad5f95ca6fc313b78375c0715364177ef8053ddfd7f49e4dceb30a", kill_on_drop: false }`
[INFO] [stdout] 14e8eb84a7ad5f95ca6fc313b78375c0715364177ef8053ddfd7f49e4dceb30a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b984721b1ad3f128c9b4e629453b4989d650016e929da1ddf61ce48bf6462cb9
[INFO] running `Command { std: "docker" "start" "-a" "b984721b1ad3f128c9b4e629453b4989d650016e929da1ddf61ce48bf6462cb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling gdk-pixbuf v0.3.0
[INFO] [stderr]    Compiling cairo-rs v0.3.0
[INFO] [stderr]    Compiling gio v0.3.0
[INFO] [stderr]    Compiling gdk v0.7.0
[INFO] [stderr]    Compiling c_vec v1.2.1
[INFO] [stderr]    Compiling gtk v0.3.0
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling gio-sys v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.5.0
[INFO] [stderr]    Compiling pango-sys v0.5.0
[INFO] [stderr]    Compiling gdk-sys v0.5.0
[INFO] [stderr]    Compiling atk-sys v0.5.0
[INFO] [stderr]    Compiling gtk-sys v0.5.0
[INFO] [stderr]    Compiling freetype-sys v0.6.0
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling freetype-rs v0.17.0
[INFO] [stderr]    Compiling glib v0.4.1
[INFO] [stderr]    Compiling pango v0.3.0
[INFO] [stderr]    Compiling font-atlas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FontButton`
[INFO] [stdout]  --> src/main_window.rs:2:122
[INFO] [stdout]   |
[INFO] [stdout] 2 | use gtk::{self, AboutDialog, ApplicationWindow, Builder, ColorButton, DrawingArea, FileChooserAction, FileChooserDialog, FontButton, Imag...
[INFO] [stdout]   |                                                                                                                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/font.rs:210:21
[INFO] [stdout]     |
[INFO] [stdout] 210 |     writer: &'a mut io::Write,
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |     writer: &'a mut dyn io::Write,
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/font.rs:190:37
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn write(&self, write: &mut io::Write) -> io::Result<()> {
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn write(&self, write: &mut dyn io::Write) -> io::Result<()> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/font.rs:214:28
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn new(writer: &'a mut io::Write) -> PrintWriter<'a> {
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn new(writer: &'a mut dyn io::Write) -> PrintWriter<'a> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `raw` is never used
[INFO] [stdout]    --> src/glyph.rs:240:8
[INFO] [stdout]     |
[INFO] [stdout] 211 | impl Stroker {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 240 |     fn raw(&self) -> &fts::FT_StrokerRec {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.51s
[INFO] running `Command { std: "docker" "inspect" "b984721b1ad3f128c9b4e629453b4989d650016e929da1ddf61ce48bf6462cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b984721b1ad3f128c9b4e629453b4989d650016e929da1ddf61ce48bf6462cb9", kill_on_drop: false }`
[INFO] [stdout] b984721b1ad3f128c9b4e629453b4989d650016e929da1ddf61ce48bf6462cb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28e82f4ee7495f31c06b2ce5f431f8638af94fe65eae241f0496165cc5c4a007
[INFO] running `Command { std: "docker" "start" "-a" "28e82f4ee7495f31c06b2ce5f431f8638af94fe65eae241f0496165cc5c4a007", kill_on_drop: false }`
[INFO] [stderr]    Compiling font-atlas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FontButton`
[INFO] [stdout]  --> src/main_window.rs:2:122
[INFO] [stdout]   |
[INFO] [stdout] 2 | use gtk::{self, AboutDialog, ApplicationWindow, Builder, ColorButton, DrawingArea, FileChooserAction, FileChooserDialog, FontButton, Imag...
[INFO] [stdout]   |                                                                                                                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/font.rs:210:21
[INFO] [stdout]     |
[INFO] [stdout] 210 |     writer: &'a mut io::Write,
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |     writer: &'a mut dyn io::Write,
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/font.rs:190:37
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn write(&self, write: &mut io::Write) -> io::Result<()> {
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn write(&self, write: &mut dyn io::Write) -> io::Result<()> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/font.rs:214:28
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn new(writer: &'a mut io::Write) -> PrintWriter<'a> {
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn new(writer: &'a mut dyn io::Write) -> PrintWriter<'a> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `raw` is never used
[INFO] [stdout]    --> src/glyph.rs:240:8
[INFO] [stdout]     |
[INFO] [stdout] 211 | impl Stroker {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 240 |     fn raw(&self) -> &fts::FT_StrokerRec {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "28e82f4ee7495f31c06b2ce5f431f8638af94fe65eae241f0496165cc5c4a007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e82f4ee7495f31c06b2ce5f431f8638af94fe65eae241f0496165cc5c4a007", kill_on_drop: false }`
[INFO] [stdout] 28e82f4ee7495f31c06b2ce5f431f8638af94fe65eae241f0496165cc5c4a007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 905ea1847f952b91cff28fece7ed77080b9e03aa6cee32873efbdcdad7e1b140
[INFO] running `Command { std: "docker" "start" "-a" "905ea1847f952b91cff28fece7ed77080b9e03aa6cee32873efbdcdad7e1b140", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `FontButton`
[INFO] [stderr]  --> src/main_window.rs:2:122
[INFO] [stderr]   |
[INFO] [stderr] 2 | use gtk::{self, AboutDialog, ApplicationWindow, Builder, ColorButton, DrawingArea, FileChooserAction, FileChooserDialog, FontButton, Imag...
[INFO] [stderr]   |                                                                                                                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/font.rs:210:21
[INFO] [stderr]     |
[INFO] [stderr] 210 |     writer: &'a mut io::Write,
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 210 |     writer: &'a mut dyn io::Write,
[INFO] [stderr]     |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/font.rs:190:37
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub fn write(&self, write: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]     |                                     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub fn write(&self, write: &mut dyn io::Write) -> io::Result<()> {
[INFO] [stderr]     |                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/font.rs:214:28
[INFO] [stderr]     |
[INFO] [stderr] 214 |     fn new(writer: &'a mut io::Write) -> PrintWriter<'a> {
[INFO] [stderr]     |                            ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 214 |     fn new(writer: &'a mut dyn io::Write) -> PrintWriter<'a> {
[INFO] [stderr]     |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: method `raw` is never used
[INFO] [stderr]    --> src/glyph.rs:240:8
[INFO] [stderr]     |
[INFO] [stderr] 211 | impl Stroker {
[INFO] [stderr]     | ------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 240 |     fn raw(&self) -> &fts::FT_StrokerRec {
[INFO] [stderr]     |        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `font-atlas` (bin "font-atlas" test) generated 5 warnings (run `cargo fix --bin "font-atlas" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/font_atlas-33759b0bb32ae0c4)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "905ea1847f952b91cff28fece7ed77080b9e03aa6cee32873efbdcdad7e1b140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "905ea1847f952b91cff28fece7ed77080b9e03aa6cee32873efbdcdad7e1b140", kill_on_drop: false }`
[INFO] [stdout] 905ea1847f952b91cff28fece7ed77080b9e03aa6cee32873efbdcdad7e1b140
