[INFO] fetching crate detrojt 0.1.1...
[INFO] testing detrojt-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate detrojt 0.1.1 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate detrojt 0.1.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate detrojt 0.1.1
[INFO] finished tweaking crates.io crate detrojt 0.1.1
[INFO] tweaked toml for crates.io crate detrojt 0.1.1 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04b20a0eb0d8d8cd89a6521fce870310e9ebb798d891a0bb88c5eec06d426755
[INFO] running `Command { std: "docker" "start" "-a" "04b20a0eb0d8d8cd89a6521fce870310e9ebb798d891a0bb88c5eec06d426755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04b20a0eb0d8d8cd89a6521fce870310e9ebb798d891a0bb88c5eec06d426755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b20a0eb0d8d8cd89a6521fce870310e9ebb798d891a0bb88c5eec06d426755", kill_on_drop: false }`
[INFO] [stdout] 04b20a0eb0d8d8cd89a6521fce870310e9ebb798d891a0bb88c5eec06d426755
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c938b5bdb89e6626751e5afd37a9ee4cf340834618a3ed777df8a75f1540d0a
[INFO] running `Command { std: "docker" "start" "-a" "1c938b5bdb89e6626751e5afd37a9ee4cf340834618a3ed777df8a75f1540d0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling detrojt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:173:73
[INFO] [stdout]     |
[INFO] [stdout] 173 | struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<Error>>)
[INFO] [stdout]     |                                                                         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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] 173 - struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<Error>>)
[INFO] [stdout] 173 + struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<dyn Error>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:81:65
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>>;
[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] 81 -     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>>;
[INFO] [stdout] 81 +     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<dyn Error>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:95:52
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[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] 95 -     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stdout] 95 +     fn inter_deserialize<T>(self) -> Result<T, Box<dyn Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:136:48
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn serialize_inner(&self) -> Result<S, Box<Error>>;
[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] 136 -     fn serialize_inner(&self) -> Result<S, Box<Error>>;
[INFO] [stdout] 136 +     fn serialize_inner(&self) -> Result<S, Box<dyn Error>>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:177:67
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>>;
[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] 177 -     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>>;
[INFO] [stdout] 177 +     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<dyn Error>>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:85:65
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>> {
[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] 85 -     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>> {
[INFO] [stdout] 85 +     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:100:52
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[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] 100 -     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stdout] 100 +     fn inter_deserialize<T>(self) -> Result<T, Box<dyn Error>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:150:48
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn serialize_inner(&self) -> Result<S, Box<Error>> {
[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] 150 -     fn serialize_inner(&self) -> Result<S, Box<Error>> {
[INFO] [stdout] 150 +     fn serialize_inner(&self) -> Result<S, Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:184:67
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>> {
[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] 184 -     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>> {
[INFO] [stdout] 184 +     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:59
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[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] 144 -         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stdout] 144 +         let r0: TraitObject = std::mem::transmute(&() as &dyn Send);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:146:56
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let r: TraitObject = std::mem::transmute(p as &TyConstImpl<D>);
[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] 146 -         let r: TraitObject = std::mem::transmute(p as &TyConstImpl<D>);
[INFO] [stdout] 146 +         let r: TraitObject = std::mem::transmute(p as &dyn TyConstImpl<D>);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let r: &TyConstImpl<D> = std::mem::transmute(r);
[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] 194 -         let r: &TyConstImpl<D> = std::mem::transmute(r);
[INFO] [stdout] 194 +         let r: &dyn TyConstImpl<D> = std::mem::transmute(r);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:184:59
[INFO] [stdout]     |
[INFO] [stdout] 184 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[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] 184 -         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stdout] 184 +         let r0: TraitObject = std::mem::transmute(&() as &dyn Send);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "1c938b5bdb89e6626751e5afd37a9ee4cf340834618a3ed777df8a75f1540d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c938b5bdb89e6626751e5afd37a9ee4cf340834618a3ed777df8a75f1540d0a", kill_on_drop: false }`
[INFO] [stdout] 1c938b5bdb89e6626751e5afd37a9ee4cf340834618a3ed777df8a75f1540d0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7b9cd9c0aa4d86632af3d757216e73b8e2d91111b522fa078b2e2da8946ec67
[INFO] running `Command { std: "docker" "start" "-a" "f7b9cd9c0aa4d86632af3d757216e73b8e2d91111b522fa078b2e2da8946ec67", kill_on_drop: false }`
[INFO] [stderr]    Compiling detrojt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:173:73
[INFO] [stdout]     |
[INFO] [stdout] 173 | struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<Error>>)
[INFO] [stdout]     |                                                                         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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] 173 - struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<Error>>)
[INFO] [stdout] 173 + struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<dyn Error>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:81:65
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>>;
[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] 81 -     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>>;
[INFO] [stdout] 81 +     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<dyn Error>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:95:52
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[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] 95 -     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stdout] 95 +     fn inter_deserialize<T>(self) -> Result<T, Box<dyn Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:136:48
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn serialize_inner(&self) -> Result<S, Box<Error>>;
[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] 136 -     fn serialize_inner(&self) -> Result<S, Box<Error>>;
[INFO] [stdout] 136 +     fn serialize_inner(&self) -> Result<S, Box<dyn Error>>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:177:67
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>>;
[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] 177 -     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>>;
[INFO] [stdout] 177 +     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<dyn Error>>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:85:65
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>> {
[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] 85 -     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>> {
[INFO] [stdout] 85 +     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:100:52
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[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] 100 -     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stdout] 100 +     fn inter_deserialize<T>(self) -> Result<T, Box<dyn Error>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:150:48
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn serialize_inner(&self) -> Result<S, Box<Error>> {
[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] 150 -     fn serialize_inner(&self) -> Result<S, Box<Error>> {
[INFO] [stdout] 150 +     fn serialize_inner(&self) -> Result<S, Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:184:67
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>> {
[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] 184 -     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>> {
[INFO] [stdout] 184 +     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:59
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[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] 144 -         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stdout] 144 +         let r0: TraitObject = std::mem::transmute(&() as &dyn Send);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:146:56
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let r: TraitObject = std::mem::transmute(p as &TyConstImpl<D>);
[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] 146 -         let r: TraitObject = std::mem::transmute(p as &TyConstImpl<D>);
[INFO] [stdout] 146 +         let r: TraitObject = std::mem::transmute(p as &dyn TyConstImpl<D>);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let r: &TyConstImpl<D> = std::mem::transmute(r);
[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] 194 -         let r: &TyConstImpl<D> = std::mem::transmute(r);
[INFO] [stdout] 194 +         let r: &dyn TyConstImpl<D> = std::mem::transmute(r);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:184:59
[INFO] [stdout]     |
[INFO] [stdout] 184 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[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] 184 -         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stdout] 184 +         let r0: TraitObject = std::mem::transmute(&() as &dyn Send);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:173:73
[INFO] [stdout]     |
[INFO] [stdout] 173 | struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<Error>>)
[INFO] [stdout]     |                                                                         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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] 173 - struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<Error>>)
[INFO] [stdout] 173 + struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<dyn Error>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:81:65
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>>;
[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] 81 -     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>>;
[INFO] [stdout] 81 +     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<dyn Error>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:95:52
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[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] 95 -     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stdout] 95 +     fn inter_deserialize<T>(self) -> Result<T, Box<dyn Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:136:48
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn serialize_inner(&self) -> Result<S, Box<Error>>;
[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] 136 -     fn serialize_inner(&self) -> Result<S, Box<Error>>;
[INFO] [stdout] 136 +     fn serialize_inner(&self) -> Result<S, Box<dyn Error>>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:177:67
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>>;
[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] 177 -     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>>;
[INFO] [stdout] 177 +     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<dyn Error>>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:85:65
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>> {
[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] 85 -     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>> {
[INFO] [stdout] 85 +     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:100:52
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[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] 100 -     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stdout] 100 +     fn inter_deserialize<T>(self) -> Result<T, Box<dyn Error>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:150:48
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn serialize_inner(&self) -> Result<S, Box<Error>> {
[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] 150 -     fn serialize_inner(&self) -> Result<S, Box<Error>> {
[INFO] [stdout] 150 +     fn serialize_inner(&self) -> Result<S, Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:184:67
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>> {
[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] 184 -     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>> {
[INFO] [stdout] 184 +     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:59
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[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] 144 -         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stdout] 144 +         let r0: TraitObject = std::mem::transmute(&() as &dyn Send);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:146:56
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let r: TraitObject = std::mem::transmute(p as &TyConstImpl<D>);
[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] 146 -         let r: TraitObject = std::mem::transmute(p as &TyConstImpl<D>);
[INFO] [stdout] 146 +         let r: TraitObject = std::mem::transmute(p as &dyn TyConstImpl<D>);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let r: &TyConstImpl<D> = std::mem::transmute(r);
[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] 194 -         let r: &TyConstImpl<D> = std::mem::transmute(r);
[INFO] [stdout] 194 +         let r: &dyn TyConstImpl<D> = std::mem::transmute(r);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:184:59
[INFO] [stdout]     |
[INFO] [stdout] 184 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[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] 184 -         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stdout] 184 +         let r0: TraitObject = std::mem::transmute(&() as &dyn Send);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "f7b9cd9c0aa4d86632af3d757216e73b8e2d91111b522fa078b2e2da8946ec67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7b9cd9c0aa4d86632af3d757216e73b8e2d91111b522fa078b2e2da8946ec67", kill_on_drop: false }`
[INFO] [stdout] f7b9cd9c0aa4d86632af3d757216e73b8e2d91111b522fa078b2e2da8946ec67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a89c0f637620372b8292cbc9e73868e3c2a316b73edf8a2e5bf5c28d5fa08ae
[INFO] running `Command { std: "docker" "start" "-a" "3a89c0f637620372b8292cbc9e73868e3c2a316b73edf8a2e5bf5c28d5fa08ae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serde.rs:173:73
[INFO] [stderr]     |
[INFO] [stderr] 173 | struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<Error>>)
[INFO] [stderr]     |                                                                         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[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] 173 - struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<Error>>)
[INFO] [stderr] 173 + struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<dyn Error>>)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/serde.rs:81:65
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>>;
[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] 81 -     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>>;
[INFO] [stderr] 81 +     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<dyn Error>>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/serde.rs:95:52
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[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] 95 -     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stderr] 95 +     fn inter_deserialize<T>(self) -> Result<T, Box<dyn Error>>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serde.rs:136:48
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn serialize_inner(&self) -> Result<S, Box<Error>>;
[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] 136 -     fn serialize_inner(&self) -> Result<S, Box<Error>>;
[INFO] [stderr] 136 +     fn serialize_inner(&self) -> Result<S, Box<dyn Error>>;
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serde.rs:177:67
[INFO] [stderr]     |
[INFO] [stderr] 177 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>>;
[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] 177 -     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>>;
[INFO] [stderr] 177 +     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<dyn Error>>;
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/serde.rs:85:65
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>> {
[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] 85 -     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>> {
[INFO] [stderr] 85 +     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<dyn Error>> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serde.rs:100:52
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[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] 100 -     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stderr] 100 +     fn inter_deserialize<T>(self) -> Result<T, Box<dyn Error>>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serde.rs:150:48
[INFO] [stderr]     |
[INFO] [stderr] 150 |     fn serialize_inner(&self) -> Result<S, Box<Error>> {
[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] 150 -     fn serialize_inner(&self) -> Result<S, Box<Error>> {
[INFO] [stderr] 150 +     fn serialize_inner(&self) -> Result<S, Box<dyn Error>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serde.rs:184:67
[INFO] [stderr]     |
[INFO] [stderr] 184 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>> {
[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] 184 -     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>> {
[INFO] [stderr] 184 +     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<dyn Error>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:144:59
[INFO] [stderr]     |
[INFO] [stderr] 144 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[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] 144 -         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stderr] 144 +         let r0: TraitObject = std::mem::transmute(&() as &dyn Send);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:146:56
[INFO] [stderr]     |
[INFO] [stderr] 146 |         let r: TraitObject = std::mem::transmute(p as &TyConstImpl<D>);
[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] 146 -         let r: TraitObject = std::mem::transmute(p as &TyConstImpl<D>);
[INFO] [stderr] 146 +         let r: TraitObject = std::mem::transmute(p as &dyn TyConstImpl<D>);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:194:17
[INFO] [stderr]     |
[INFO] [stderr] 194 |         let r: &TyConstImpl<D> = std::mem::transmute(r);
[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] 194 -         let r: &TyConstImpl<D> = std::mem::transmute(r);
[INFO] [stderr] 194 +         let r: &dyn TyConstImpl<D> = std::mem::transmute(r);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:184:59
[INFO] [stderr]     |
[INFO] [stderr] 184 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[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] 184 -         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stderr] 184 +         let r0: TraitObject = std::mem::transmute(&() as &dyn Send);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `detrojt` (lib) generated 13 warnings
[INFO] [stderr] warning: `detrojt` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/detrojt-a0a9415a6ba135a0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests detrojt
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/serde.rs - serde (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a89c0f637620372b8292cbc9e73868e3c2a316b73edf8a2e5bf5c28d5fa08ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a89c0f637620372b8292cbc9e73868e3c2a316b73edf8a2e5bf5c28d5fa08ae", kill_on_drop: false }`
[INFO] [stdout] 3a89c0f637620372b8292cbc9e73868e3c2a316b73edf8a2e5bf5c28d5fa08ae