[INFO] cloning repository https://github.com/idubrov/traitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/idubrov/traitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidubrov%2Ftraitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidubrov%2Ftraitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1c934d2374a80ce126c7cdaaae86b77a50cbba6
[INFO] testing idubrov/traitor against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidubrov%2Ftraitor" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/idubrov/traitor on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/idubrov/traitor
[INFO] finished tweaking git repo https://github.com/idubrov/traitor
[INFO] tweaked toml for git repo https://github.com/idubrov/traitor written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/idubrov/traitor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memmap v0.6.2
[INFO] [stderr]   Downloaded serde_derive v1.0.82
[INFO] [stderr]   Downloaded serde v1.0.82
[INFO] [stderr]   Downloaded memchr v2.1.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.44
[INFO] [stderr]   Downloaded regex v1.1.0
[INFO] [stderr]   Downloaded cargo-readme v3.1.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.4
[INFO] [stderr]   Downloaded syn v0.15.23
[INFO] [stderr]   Downloaded dynasmrt v0.2.3
[INFO] [stderr]   Downloaded typed-arena v1.4.1
[INFO] [stderr]   Downloaded evmap v4.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 522f71d5f0f1a788fcbe9e3bfcad7b5af7ffa370343946266a0aba7f77e58893
[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" "522f71d5f0f1a788fcbe9e3bfcad7b5af7ffa370343946266a0aba7f77e58893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "522f71d5f0f1a788fcbe9e3bfcad7b5af7ffa370343946266a0aba7f77e58893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522f71d5f0f1a788fcbe9e3bfcad7b5af7ffa370343946266a0aba7f77e58893", kill_on_drop: false }`
[INFO] [stdout] 522f71d5f0f1a788fcbe9e3bfcad7b5af7ffa370343946266a0aba7f77e58893
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e62638120d79bcb9cb1e97a9075da6ca1fcf83561af4eb4442e3722cc35985d7
[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" "e62638120d79bcb9cb1e97a9075da6ca1fcf83561af4eb4442e3722cc35985d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling typed-arena v1.4.1
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling dynasmrt v0.2.3
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling traitor-derive v0.0.0 (/opt/rustwide/workdir/traitor-derive)
[INFO] [stderr]    Compiling traitor v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:126:62
[INFO] [stdout]     |
[INFO] [stdout] 126 |     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stdout]     |                                                              ^^^^^ help: use `dyn`: `dyn Debug`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:162:37
[INFO] [stdout]     |
[INFO] [stdout] 162 |     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stdout]     |                                     ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:223:29
[INFO] [stdout]     |
[INFO] [stdout] 223 |             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout]     |                             ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:226:34
[INFO] [stdout]     |
[INFO] [stdout] 226 |             let shadow: &mut Box<Whatever> = self
[INFO] [stdout]     |                                  ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:228:50
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Whatever + 'sc`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:228:71
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:231:56
[INFO] [stdout]     |
[INFO] [stdout] 231 |             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stdout]     |                                                        ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.57s
[INFO] running `Command { std: "docker" "inspect" "e62638120d79bcb9cb1e97a9075da6ca1fcf83561af4eb4442e3722cc35985d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62638120d79bcb9cb1e97a9075da6ca1fcf83561af4eb4442e3722cc35985d7", kill_on_drop: false }`
[INFO] [stdout] e62638120d79bcb9cb1e97a9075da6ca1fcf83561af4eb4442e3722cc35985d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--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] 99e65c5177bf68b82aff746cb9a7a457bf47442fd28b485c7a1ab59514632746
[INFO] running `Command { std: "docker" "start" "-a" "99e65c5177bf68b82aff746cb9a7a457bf47442fd28b485c7a1ab59514632746", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling evmap v4.0.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:126:62
[INFO] [stdout]     |
[INFO] [stdout] 126 |     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stdout]     |                                                              ^^^^^ help: use `dyn`: `dyn Debug`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:162:37
[INFO] [stdout]     |
[INFO] [stdout] 162 |     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stdout]     |                                     ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:223:29
[INFO] [stdout]     |
[INFO] [stdout] 223 |             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout]     |                             ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:226:34
[INFO] [stdout]     |
[INFO] [stdout] 226 |             let shadow: &mut Box<Whatever> = self
[INFO] [stdout]     |                                  ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:228:50
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Whatever + 'sc`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:228:71
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:231:56
[INFO] [stdout]     |
[INFO] [stdout] 231 |             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stdout]     |                                                        ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling cargo-readme v3.1.2
[INFO] [stderr]    Compiling traitor v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait Colored {
[INFO] [stdout]    |       ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let red_hello: &Colored = red_binder.bind(&data);
[INFO] [stdout]    |                     ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:61:23
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let green_hello: &Colored = green_binder.bind(&data);
[INFO] [stdout]    |                       ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:62:22
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let blue_hello: &Colored = blue_binder.bind(&data);
[INFO] [stdout]    |                      ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:63:27
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let turquoise_hello: &Colored = turquoise_binder.bind(&data);
[INFO] [stdout]    |                           ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:80:31
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn extract_data_ptr(colored: &Colored) -> *const () {
[INFO] [stdout]    |                               ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:83:36
[INFO] [stdout]    |
[INFO] [stdout] 83 |     unsafe { *(&colored as *const &Colored as *const *const ()) }
[INFO] [stdout]    |                                    ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:126:62
[INFO] [stdout]     |
[INFO] [stdout] 126 |     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stdout]     |                                                              ^^^^^ help: use `dyn`: `dyn Debug`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:162:37
[INFO] [stdout]     |
[INFO] [stdout] 162 |     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stdout]     |                                     ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:223:29
[INFO] [stdout]     |
[INFO] [stdout] 223 |             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout]     |                             ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:226:34
[INFO] [stdout]     |
[INFO] [stdout] 226 |             let shadow: &mut Box<Whatever> = self
[INFO] [stdout]     |                                  ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:228:50
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Whatever + 'sc`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:228:71
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:231:56
[INFO] [stdout]     |
[INFO] [stdout] 231 |             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stdout]     |                                                        ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/box_drop.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Annotated {
[INFO] [stdout]   |       ^^^^^^^^^ help: use `dyn`: `dyn Annotated`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/box_drop.rs:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let bound: Box<Annotated> = bind_Annotated_box(Box::new(ValueWithDrop {}), binder);
[INFO] [stdout]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Annotated`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bind_Annotated_box` should have a snake case name
[INFO] [stdout]  --> tests/box_drop.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Annotated {
[INFO] [stdout]   |       ^^^^^^^^^ help: convert the identifier to snake case: `bind_annotated_box`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bind_Colored_box` should have a snake case name
[INFO] [stdout]   --> tests/colored_string.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait Colored {
[INFO] [stdout]    |       ^^^^^^^ help: convert the identifier to snake case: `bind_colored_box`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 48.71s
[INFO] running `Command { std: "docker" "inspect" "99e65c5177bf68b82aff746cb9a7a457bf47442fd28b485c7a1ab59514632746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e65c5177bf68b82aff746cb9a7a457bf47442fd28b485c7a1ab59514632746", kill_on_drop: false }`
[INFO] [stdout] 99e65c5177bf68b82aff746cb9a7a457bf47442fd28b485c7a1ab59514632746
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8a7cdef7d3004bece2c7d807dab812e8af4cd071b21f5eef285a4db40d34134
[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" "d8a7cdef7d3004bece2c7d807dab812e8af4cd071b21f5eef285a4db40d34134", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:126:62
[INFO] [stderr]     |
[INFO] [stderr] 126 |     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stderr]     |                                                              ^^^^^ help: use `dyn`: `dyn Debug`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:162:37
[INFO] [stderr]     |
[INFO] [stderr] 162 |     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stderr]     |                                     ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:223:29
[INFO] [stderr]     |
[INFO] [stderr] 223 |             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stderr]     |                             ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:226:34
[INFO] [stderr]     |
[INFO] [stderr] 226 |             let shadow: &mut Box<Whatever> = self
[INFO] [stderr]     |                                  ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:228:50
[INFO] [stderr]     |
[INFO] [stderr] 228 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Whatever + 'sc`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:228:71
[INFO] [stderr]     |
[INFO] [stderr] 228 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stderr]     |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:231:56
[INFO] [stderr]     |
[INFO] [stderr] 231 |             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stderr]     |                                                        ^^^^^^^^ help: use `dyn`: `dyn Whatever`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: `traitor` (lib) generated 7 warnings
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/box_drop.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | trait Annotated {
[INFO] [stderr]   |       ^^^^^^^^^ help: use `dyn`: `dyn Annotated`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/box_drop.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let bound: Box<Annotated> = bind_Annotated_box(Box::new(ValueWithDrop {}), binder);
[INFO] [stderr]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Annotated`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: function `bind_Annotated_box` should have a snake case name
[INFO] [stderr]  --> tests/box_drop.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | trait Annotated {
[INFO] [stderr]   |       ^^^^^^^^^ help: convert the identifier to snake case: `bind_annotated_box`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 | trait Colored {
[INFO] [stderr]    |       ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let red_hello: &Colored = red_binder.bind(&data);
[INFO] [stderr]    |                     ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:61:23
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let green_hello: &Colored = green_binder.bind(&data);
[INFO] [stderr]    |                       ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:62:22
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let blue_hello: &Colored = blue_binder.bind(&data);
[INFO] [stderr]    |                      ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:63:27
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let turquoise_hello: &Colored = turquoise_binder.bind(&data);
[INFO] [stderr]    |                           ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:80:31
[INFO] [stderr]    |
[INFO] [stderr] 80 | fn extract_data_ptr(colored: &Colored) -> *const () {
[INFO] [stderr]    |                               ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:83:36
[INFO] [stderr]    |
[INFO] [stderr] 83 |     unsafe { *(&colored as *const &Colored as *const *const ()) }
[INFO] [stderr]    |                                    ^^^^^^^ help: use `dyn`: `dyn Colored`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stderr] warning: function `bind_Colored_box` should have a snake case name
[INFO] [stderr]   --> tests/colored_string.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 | trait Colored {
[INFO] [stderr]    |       ^^^^^^^ help: convert the identifier to snake case: `bind_colored_box`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `traitor` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr] warning: `traitor` (test "box_drop") generated 3 warnings
[INFO] [stderr] warning: `traitor` (test "colored_string") generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/traitor-d51158681ab4d5d1)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/box_drop.rs (/opt/rustwide/target/debug/deps/box_drop-d5383792f8f9e988)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/colored_string.rs (/opt/rustwide/target/debug/deps/colored_string-0067866322ab6289)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests traitor
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8a7cdef7d3004bece2c7d807dab812e8af4cd071b21f5eef285a4db40d34134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a7cdef7d3004bece2c7d807dab812e8af4cd071b21f5eef285a4db40d34134", kill_on_drop: false }`
[INFO] [stdout] d8a7cdef7d3004bece2c7d807dab812e8af4cd071b21f5eef285a4db40d34134