[INFO] fetching crate mitrid_core 0.9.4...
[INFO] checking mitrid_core-0.9.4 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate mitrid_core 0.9.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate mitrid_core 0.9.4 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "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-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clang-sys v0.23.0
[INFO] [stderr]   Downloaded proc-macro2 v0.3.5
[INFO] [stderr]   Downloaded libsodium-sys v0.1.0
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45632dde95e80cb203fe98df8876f2bc0788817ed34ae933d6357a6fcd6fc57f
[INFO] running `Command { std: "docker" "start" "-a" "45632dde95e80cb203fe98df8876f2bc0788817ed34ae933d6357a6fcd6fc57f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45632dde95e80cb203fe98df8876f2bc0788817ed34ae933d6357a6fcd6fc57f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45632dde95e80cb203fe98df8876f2bc0788817ed34ae933d6357a6fcd6fc57f", kill_on_drop: false }`
[INFO] [stdout] 45632dde95e80cb203fe98df8876f2bc0788817ed34ae933d6357a6fcd6fc57f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f31a921b5038b42c087c11e6fc833e874d75d36c3ca8c39c72e120d94ebb7731
[INFO] running `Command { std: "docker" "start" "-a" "f31a921b5038b42c087c11e6fc833e874d75d36c3ca8c39c72e120d94ebb7731", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v3.9.0
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]     Checking mitrid_core v0.9.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.10.3
[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: 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: 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" "f31a921b5038b42c087c11e6fc833e874d75d36c3ca8c39c72e120d94ebb7731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31a921b5038b42c087c11e6fc833e874d75d36c3ca8c39c72e120d94ebb7731", kill_on_drop: false }`
[INFO] [stdout] f31a921b5038b42c087c11e6fc833e874d75d36c3ca8c39c72e120d94ebb7731
[INFO] checking mitrid_core-0.9.4 against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393
[INFO] extracting crate mitrid_core 0.9.4 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate mitrid_core 0.9.4 on toolchain 7622c0f807a4e13c4db886a1681bf343795692df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "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-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "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" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1378a80f9b5d17b6d7ac1a8f0dde85b020f3bd3a958a089f6884644d85a35bb1
[INFO] running `Command { std: "docker" "start" "-a" "1378a80f9b5d17b6d7ac1a8f0dde85b020f3bd3a958a089f6884644d85a35bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1378a80f9b5d17b6d7ac1a8f0dde85b020f3bd3a958a089f6884644d85a35bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1378a80f9b5d17b6d7ac1a8f0dde85b020f3bd3a958a089f6884644d85a35bb1", kill_on_drop: false }`
[INFO] [stdout] 1378a80f9b5d17b6d7ac1a8f0dde85b020f3bd3a958a089f6884644d85a35bb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dnon_local_definitions" "-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" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f02b3bafa8f5932b75028f2796fde45c90c0932815b1ceb45cd706d17593c4a
[INFO] running `Command { std: "docker" "start" "-a" "0f02b3bafa8f5932b75028f2796fde45c90c0932815b1ceb45cd706d17593c4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v3.9.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling env_logger v0.5.13
[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: 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: 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] [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" "0f02b3bafa8f5932b75028f2796fde45c90c0932815b1ceb45cd706d17593c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f02b3bafa8f5932b75028f2796fde45c90c0932815b1ceb45cd706d17593c4a", kill_on_drop: false }`
[INFO] [stdout] 0f02b3bafa8f5932b75028f2796fde45c90c0932815b1ceb45cd706d17593c4a
