[INFO] fetching crate mitrid_core 0.9.4...
[INFO] checking mitrid_core-0.9.4 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate mitrid_core 0.9.4 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate mitrid_core 0.9.4 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mitrid_core 0.9.4
[INFO] finished tweaking crates.io crate mitrid_core 0.9.4
[INFO] tweaked toml for crates.io crate mitrid_core 0.9.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libsodium-sys v0.1.0
[INFO] [stderr]   Downloaded env_logger v0.5.13
[INFO] [stderr]   Downloaded quote v0.5.2
[INFO] [stderr]   Downloaded proc-macro2 v0.3.5
[INFO] [stderr]   Downloaded which v1.0.5
[INFO] [stderr]   Downloaded clang-sys v0.23.0
[INFO] [stderr]   Downloaded serde_cbor v0.9.0
[INFO] [stderr]   Downloaded bindgen v0.37.4
[INFO] [stderr]   Downloaded sodiumoxide v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a734c4dd2208c3a03f5e4bc2bf3b7406c694b0c3e103254245a21e75d20dca67
[INFO] running `Command { std: "docker" "start" "-a" "a734c4dd2208c3a03f5e4bc2bf3b7406c694b0c3e103254245a21e75d20dca67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a734c4dd2208c3a03f5e4bc2bf3b7406c694b0c3e103254245a21e75d20dca67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a734c4dd2208c3a03f5e4bc2bf3b7406c694b0c3e103254245a21e75d20dca67", kill_on_drop: false }`
[INFO] [stdout] a734c4dd2208c3a03f5e4bc2bf3b7406c694b0c3e103254245a21e75d20dca67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7e499e5261c51afaa7c0b01472c8aecf91a91a8b9bb965846457fa80f3cbae9
[INFO] running `Command { std: "docker" "start" "-a" "a7e499e5261c51afaa7c0b01472c8aecf91a91a8b9bb965846457fa80f3cbae9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking mitrid_core v0.9.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/io/network/message/resource.rs:93:14
[INFO] [stdout]    |
[INFO] [stdout] 93 |             2...9 => {
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/io/network/server/handler.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 |                         -> Result<(Request<S, D, P>)>>>> 
[INFO] [stdout]    |                                   ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -                         -> Result<(Request<S, D, P>)>>>> 
[INFO] [stdout] 28 +                         -> Result<Request<S, D, P>>>>> 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/io/network/server/router.rs:31:35
[INFO] [stdout]    |
[INFO] [stdout] 31 |                         -> Result<(Request<S, D, MP>)>>>> 
[INFO] [stdout]    |                                   ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 31 -                         -> Result<(Request<S, D, MP>)>>>> 
[INFO] [stdout] 31 +                         -> Result<Request<S, D, MP>>>>> 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0517]: attribute should be applied to an enum
[INFO] [stdout]   --> src/io/network/client/on_error.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     #[repr(u8)]
[INFO] [stdout]    |            ^^
[INFO] [stdout] 16 |     Ignore,
[INFO] [stdout]    |     ------ not an enum
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0517]: attribute should be applied to an enum
[INFO] [stdout]   --> src/io/network/client/on_error.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     #[repr(u8)]
[INFO] [stdout]    |            ^^
[INFO] [stdout] 19 |     Fail,
[INFO] [stdout]    |     ---- not an enum
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0517]: attribute should be applied to an enum
[INFO] [stdout]   --> src/app/logger/log_file.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[repr(u8)]
[INFO] [stdout]    |            ^^
[INFO] [stdout] 20 |     StdOut,
[INFO] [stdout]    |     ------ not an enum
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0517]: attribute should be applied to an enum
[INFO] [stdout]   --> src/app/logger/log_file.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     #[repr(u8)]
[INFO] [stdout]    |            ^^
[INFO] [stdout] 23 |     StdErr,
[INFO] [stdout]    |     ------ not an enum
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io/network/server/handler.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |           -> Result<Vec<Box<FnMut(&mut Self, &mut St, &Request<S, D, P>)
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 28 | |                         -> Result<(Request<S, D, P>)>>>> 
[INFO] [stdout]    | |_____________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 27 |         -> Result<Vec<Box<dyn FnMut(&mut Self, &mut St, &Request<S, D, P>)
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io/network/server/router.rs:30:27
[INFO] [stdout]    |
[INFO] [stdout] 30 |           -> Result<Vec<Box<FnMut(&mut Self, &Request<S, D, MP>)
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 31 | |                         -> Result<(Request<S, D, MP>)>>>> 
[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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |         -> Result<Vec<Box<dyn FnMut(&mut Self, &Request<S, D, MP>)
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stdout] error: aborting due to 4 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0517`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mitrid_core` (lib) due to 5 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a7e499e5261c51afaa7c0b01472c8aecf91a91a8b9bb965846457fa80f3cbae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e499e5261c51afaa7c0b01472c8aecf91a91a8b9bb965846457fa80f3cbae9", kill_on_drop: false }`
[INFO] [stdout] a7e499e5261c51afaa7c0b01472c8aecf91a91a8b9bb965846457fa80f3cbae9
[INFO] checking mitrid_core-0.9.4 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate mitrid_core 0.9.4 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate mitrid_core 0.9.4 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mitrid_core 0.9.4
[INFO] finished tweaking crates.io crate mitrid_core 0.9.4
[INFO] tweaked toml for crates.io crate mitrid_core 0.9.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bccd735ca6eb78bf5b62e0d0956e8e2beed93c4ad67735ef27c75d41fdc38a7d
[INFO] running `Command { std: "docker" "start" "-a" "bccd735ca6eb78bf5b62e0d0956e8e2beed93c4ad67735ef27c75d41fdc38a7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bccd735ca6eb78bf5b62e0d0956e8e2beed93c4ad67735ef27c75d41fdc38a7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bccd735ca6eb78bf5b62e0d0956e8e2beed93c4ad67735ef27c75d41fdc38a7d", kill_on_drop: false }`
[INFO] [stdout] bccd735ca6eb78bf5b62e0d0956e8e2beed93c4ad67735ef27c75d41fdc38a7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53a95b87894e90ef11de7801c5425404a44cf50e10c079439a76acc943543450
[INFO] running `Command { std: "docker" "start" "-a" "53a95b87894e90ef11de7801c5425404a44cf50e10c079439a76acc943543450", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking mitrid_core v0.9.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/io/network/message/resource.rs:93:14
[INFO] [stdout]    |
[INFO] [stdout] 93 |             2...9 => {
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/io/network/server/handler.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 |                         -> Result<(Request<S, D, P>)>>>> 
[INFO] [stdout]    |                                   ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -                         -> Result<(Request<S, D, P>)>>>> 
[INFO] [stdout] 28 +                         -> Result<Request<S, D, P>>>>> 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/io/network/server/router.rs:31:35
[INFO] [stdout]    |
[INFO] [stdout] 31 |                         -> Result<(Request<S, D, MP>)>>>> 
[INFO] [stdout]    |                                   ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 31 -                         -> Result<(Request<S, D, MP>)>>>> 
[INFO] [stdout] 31 +                         -> Result<Request<S, D, MP>>>>> 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0517]: attribute should be applied to an enum
[INFO] [stdout]   --> src/io/network/client/on_error.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     #[repr(u8)]
[INFO] [stdout]    |            ^^
[INFO] [stdout] 16 |     Ignore,
[INFO] [stdout]    |     ------ not an enum
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0517]: attribute should be applied to an enum
[INFO] [stdout]   --> src/io/network/client/on_error.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     #[repr(u8)]
[INFO] [stdout]    |            ^^
[INFO] [stdout] 19 |     Fail,
[INFO] [stdout]    |     ---- not an enum
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0517]: attribute should be applied to an enum
[INFO] [stdout]   --> src/app/logger/log_file.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[repr(u8)]
[INFO] [stdout]    |            ^^
[INFO] [stdout] 20 |     StdOut,
[INFO] [stdout]    |     ------ not an enum
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0517]: attribute should be applied to an enum
[INFO] [stdout]   --> src/app/logger/log_file.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     #[repr(u8)]
[INFO] [stdout]    |            ^^
[INFO] [stdout] 23 |     StdErr,
[INFO] [stdout]    |     ------ not an enum
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io/network/server/handler.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |           -> Result<Vec<Box<FnMut(&mut Self, &mut St, &Request<S, D, P>)
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 28 | |                         -> Result<(Request<S, D, P>)>>>> 
[INFO] [stdout]    | |_____________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 27 |         -> Result<Vec<Box<dyn FnMut(&mut Self, &mut St, &Request<S, D, P>)
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io/network/server/router.rs:30:27
[INFO] [stdout]    |
[INFO] [stdout] 30 |           -> Result<Vec<Box<FnMut(&mut Self, &Request<S, D, MP>)
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 31 | |                         -> Result<(Request<S, D, MP>)>>>> 
[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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |         -> Result<Vec<Box<dyn FnMut(&mut Self, &Request<S, D, MP>)
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stdout] error: aborting due to 4 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0517`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mitrid_core` (lib) due to 5 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "53a95b87894e90ef11de7801c5425404a44cf50e10c079439a76acc943543450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53a95b87894e90ef11de7801c5425404a44cf50e10c079439a76acc943543450", kill_on_drop: false }`
[INFO] [stdout] 53a95b87894e90ef11de7801c5425404a44cf50e10c079439a76acc943543450
