[INFO] fetching crate afsort 0.3.1...
[INFO] testing afsort-0.3.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate afsort 0.3.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate afsort 0.3.1
[INFO] finished tweaking crates.io crate afsort 0.3.1
[INFO] tweaked toml for crates.io crate afsort 0.3.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate afsort 0.3.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding quickcheck v0.3.2 (available: v1.0.3)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.2)
[INFO] [stderr]       Adding regex v0.2.11 (available: v1.12.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2895d693231bf9ae2ccf54c85bba376338e6defd61f9ebffa445fea7c41f6c3
[INFO] running `Command { std: "docker" "start" "-a" "f2895d693231bf9ae2ccf54c85bba376338e6defd61f9ebffa445fea7c41f6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2895d693231bf9ae2ccf54c85bba376338e6defd61f9ebffa445fea7c41f6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2895d693231bf9ae2ccf54c85bba376338e6defd61f9ebffa445fea7c41f6c3", kill_on_drop: false }`
[INFO] [stdout] f2895d693231bf9ae2ccf54c85bba376338e6defd61f9ebffa445fea7c41f6c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 574526d23d313062498c17cc1de2528321e83d8fecfee770d26200612616a088
[INFO] running `Command { std: "docker" "start" "-a" "574526d23d313062498c17cc1de2528321e83d8fecfee770d26200612616a088", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling afsort v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:268:22
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for AsRef<DigitAt> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for dyn AsRef<DigitAt> {
[INFO] [stdout]     |                      +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `DigitAt` for all types that also implement `AsRef<DigitAt>`
[INFO] [stdout]     |
[INFO] [stdout] 268 - impl<'a> DigitAt for AsRef<DigitAt> {
[INFO] [stdout] 268 + impl<'a, T: AsRef<DigitAt>> DigitAt for T {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:268:28
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for AsRef<DigitAt> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for AsRef<dyn DigitAt> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/lib.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/lib.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 288 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "574526d23d313062498c17cc1de2528321e83d8fecfee770d26200612616a088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574526d23d313062498c17cc1de2528321e83d8fecfee770d26200612616a088", kill_on_drop: false }`
[INFO] [stdout] 574526d23d313062498c17cc1de2528321e83d8fecfee770d26200612616a088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c6dfebd855aa8d28164ebf2e3aedfe658afa966dc62e169ab0dd5134ceab83c
[INFO] running `Command { std: "docker" "start" "-a" "0c6dfebd855aa8d28164ebf2e3aedfe658afa966dc62e169ab0dd5134ceab83c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling ucd-util v0.1.10
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling afsort v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:268:22
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for AsRef<DigitAt> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for dyn AsRef<DigitAt> {
[INFO] [stdout]     |                      +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `DigitAt` for all types that also implement `AsRef<DigitAt>`
[INFO] [stdout]     |
[INFO] [stdout] 268 - impl<'a> DigitAt for AsRef<DigitAt> {
[INFO] [stdout] 268 + impl<'a, T: AsRef<DigitAt>> DigitAt for T {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:268:28
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for AsRef<DigitAt> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for AsRef<dyn DigitAt> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/lib.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/lib.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 288 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling quickcheck v0.3.2
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:268:22
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for AsRef<DigitAt> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for dyn AsRef<DigitAt> {
[INFO] [stdout]     |                      +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `DigitAt` for all types that also implement `AsRef<DigitAt>`
[INFO] [stdout]     |
[INFO] [stdout] 268 - impl<'a> DigitAt for AsRef<DigitAt> {
[INFO] [stdout] 268 + impl<'a, T: AsRef<DigitAt>> DigitAt for T {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:268:28
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for AsRef<DigitAt> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<'a> DigitAt for AsRef<dyn DigitAt> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/lib.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/lib.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 288 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 30.41s
[INFO] running `Command { std: "docker" "inspect" "0c6dfebd855aa8d28164ebf2e3aedfe658afa966dc62e169ab0dd5134ceab83c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c6dfebd855aa8d28164ebf2e3aedfe658afa966dc62e169ab0dd5134ceab83c", kill_on_drop: false }`
[INFO] [stdout] 0c6dfebd855aa8d28164ebf2e3aedfe658afa966dc62e169ab0dd5134ceab83c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 92cb8b55f5dd88fa9a89a24dd55fcf5351d7784fc41080839a903a05e6e84c61
[INFO] running `Command { std: "docker" "start" "-a" "92cb8b55f5dd88fa9a89a24dd55fcf5351d7784fc41080839a903a05e6e84c61", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:268:22
[INFO] [stderr]     |
[INFO] [stderr] 268 | impl<'a> DigitAt for AsRef<DigitAt> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 268 | impl<'a> DigitAt for dyn AsRef<DigitAt> {
[INFO] [stderr]     |                      +++
[INFO] [stderr] help: alternatively use a blanket implementation to implement `DigitAt` for all types that also implement `AsRef<DigitAt>`
[INFO] [stderr]     |
[INFO] [stderr] 268 - impl<'a> DigitAt for AsRef<DigitAt> {
[INFO] [stderr] 268 + impl<'a, T: AsRef<DigitAt>> DigitAt for T {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:268:28
[INFO] [stderr]     |
[INFO] [stderr] 268 | impl<'a> DigitAt for AsRef<DigitAt> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 268 | impl<'a> DigitAt for AsRef<dyn DigitAt> {
[INFO] [stderr]     |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stderr]    --> src/lib.rs:157:5
[INFO] [stderr]     |
[INFO] [stderr] 157 |     #[inline]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stderr]    --> src/lib.rs:288:5
[INFO] [stderr]     |
[INFO] [stderr] 288 |     #[inline]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stderr] 
[INFO] [stderr] warning: `afsort` (lib) generated 4 warnings (run `cargo fix --lib -p afsort` to apply 4 suggestions)
[INFO] [stderr] warning: `afsort` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/afsort-0690083bd3a618ba)
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::correct_radix_for_u16 ... ok
[INFO] [stdout] test tests::correct_radix_for_u8 ... ok
[INFO] [stdout] test tests::correct_radix_for_u32 ... ok
[INFO] [stdout] test tests::correct_radix_for_u64 ... ok
[INFO] [stdout] test tests::sorts_u16_same_as_unstable ... ok
[INFO] [stdout] test tests::sorts_u8_same_as_unstable ... ok
[INFO] [stdout] test tests::sorts_u64_same_as_unstable ... ok
[INFO] [stdout] test tests::sorts_u32_same_as_unstable ... ok
[INFO] [stdout] test tests::sorts_u8_ref_same_as_unstable ... ok
[INFO] [stdout] test tests::sorts_cow_str_same_as_unstable ... ok
[INFO] [stdout] test tests::sorts_tuples_same_as_unstable ... ok
[INFO] [stdout] test tests::sorts_strings_same_as_unstable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests afsort
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 15) ... ignored
[INFO] [stdout] test src/lib.rs - (line 20) ... ignored
[INFO] [stdout] test src/lib.rs - (line 82) ... ignored
[INFO] [stdout] test src/lib.rs - sort_unstable_by (line 311) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - DigitAt::get_digit_at (line 149) ... ok
[INFO] [stdout] test src/lib.rs - AFSortable (line 279) ... ok
[INFO] [stdout] test src/lib.rs - (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "92cb8b55f5dd88fa9a89a24dd55fcf5351d7784fc41080839a903a05e6e84c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92cb8b55f5dd88fa9a89a24dd55fcf5351d7784fc41080839a903a05e6e84c61", kill_on_drop: false }`
[INFO] [stdout] 92cb8b55f5dd88fa9a89a24dd55fcf5351d7784fc41080839a903a05e6e84c61
