[INFO] fetching crate twilight-model 0.15.4...
[INFO] testing twilight-model-0.15.4 against 1.76.0 for beta-1.77-1
[INFO] extracting crate twilight-model 0.15.4 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate twilight-model 0.15.4 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twilight-model 0.15.4
[INFO] finished tweaking crates.io crate twilight-model 0.15.4
[INFO] tweaked toml for crates.io crate twilight-model 0.15.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76dc06e20434843c7bd018df2ba64ce79591d636c34f875aef22afba3f8215da
[INFO] running `Command { std: "docker" "start" "-a" "76dc06e20434843c7bd018df2ba64ce79591d636c34f875aef22afba3f8215da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76dc06e20434843c7bd018df2ba64ce79591d636c34f875aef22afba3f8215da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76dc06e20434843c7bd018df2ba64ce79591d636c34f875aef22afba3f8215da", kill_on_drop: false }`
[INFO] [stdout] 76dc06e20434843c7bd018df2ba64ce79591d636c34f875aef22afba3f8215da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fac2661dcd1f6d554904255d8cb6fb32bdc5fc7844569ed9807f71b23fa0507c
[INFO] running `Command { std: "docker" "start" "-a" "fac2661dcd1f6d554904255d8cb6fb32bdc5fc7844569ed9807f71b23fa0507c", kill_on_drop: false }`
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling time v0.3.34
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling serde_repr v0.1.18
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling twilight-model v0.15.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.30s
[INFO] running `Command { std: "docker" "inspect" "fac2661dcd1f6d554904255d8cb6fb32bdc5fc7844569ed9807f71b23fa0507c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac2661dcd1f6d554904255d8cb6fb32bdc5fc7844569ed9807f71b23fa0507c", kill_on_drop: false }`
[INFO] [stdout] fac2661dcd1f6d554904255d8cb6fb32bdc5fc7844569ed9807f71b23fa0507c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 382b321af43775f427c17e4c3f0e78d28f8b9b4a0fe151411436493ae92e78a1
[INFO] running `Command { std: "docker" "start" "-a" "382b321af43775f427c17e4c3f0e78d28f8b9b4a0fe151411436493ae92e78a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling half v2.3.1
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling serde_test v1.0.176
[INFO] [stderr]    Compiling twilight-model v0.15.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr] error: could not compile `twilight-model` (lib test)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name twilight_model --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=67f247078eb51f78 -C extra-filename=-67f247078eb51f78 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-dee6366056ea8fd5.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-d9030500926b08c6.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-92bc69a34bb04046.rlib --extern serde_value=/opt/rustwide/target/debug/deps/libserde_value-e085acb9ccc96b7c.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-27f36c380c8ec65a.rlib --extern serde_repr=/opt/rustwide/target/debug/deps/libserde_repr-ec460c2ef2d803da.so --extern serde_test=/opt/rustwide/target/debug/deps/libserde_test-8fc772b42679efbc.rlib --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-fc70b2e55b126e03.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-f03785d15c2f1920.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "382b321af43775f427c17e4c3f0e78d28f8b9b4a0fe151411436493ae92e78a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "382b321af43775f427c17e4c3f0e78d28f8b9b4a0fe151411436493ae92e78a1", kill_on_drop: false }`
[INFO] [stdout] 382b321af43775f427c17e4c3f0e78d28f8b9b4a0fe151411436493ae92e78a1
[INFO] testing twilight-model-0.15.4 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate twilight-model 0.15.4 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate twilight-model 0.15.4 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twilight-model 0.15.4
[INFO] finished tweaking crates.io crate twilight-model 0.15.4
[INFO] tweaked toml for crates.io crate twilight-model 0.15.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45079ef85d455828e5689c45d91519b815f3681b2fe660cb0d027169cde277ec
[INFO] running `Command { std: "docker" "start" "-a" "45079ef85d455828e5689c45d91519b815f3681b2fe660cb0d027169cde277ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45079ef85d455828e5689c45d91519b815f3681b2fe660cb0d027169cde277ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45079ef85d455828e5689c45d91519b815f3681b2fe660cb0d027169cde277ec", kill_on_drop: false }`
[INFO] [stdout] 45079ef85d455828e5689c45d91519b815f3681b2fe660cb0d027169cde277ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1320f6299706ec99cb7de9f6c8938a8412c6998b43b0c22d4ef4c22ec3a62ec
[INFO] running `Command { std: "docker" "start" "-a" "c1320f6299706ec99cb7de9f6c8938a8412c6998b43b0c22d4ef4c22ec3a62ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling time v0.3.34
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling serde_repr v0.1.18
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling twilight-model v0.15.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/gateway/event/gateway.rs:180:36
[INFO] [stdout]     |
[INFO] [stdout] 180 | struct GatewayEventVisitor<'a>(u8, Option<u64>, Option<Cow<'a, str>>);
[INFO] [stdout]     |        -------------------         ^^^^^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 180 | struct GatewayEventVisitor<'a>(u8, (), Option<Cow<'a, str>>);
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.54s
[INFO] running `Command { std: "docker" "inspect" "c1320f6299706ec99cb7de9f6c8938a8412c6998b43b0c22d4ef4c22ec3a62ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1320f6299706ec99cb7de9f6c8938a8412c6998b43b0c22d4ef4c22ec3a62ec", kill_on_drop: false }`
[INFO] [stdout] c1320f6299706ec99cb7de9f6c8938a8412c6998b43b0c22d4ef4c22ec3a62ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 292d52a18f2ede6dc9c59946a9246f20e623e5a0c1b1e2e6e280dd31d7d88d75
[INFO] running `Command { std: "docker" "start" "-a" "292d52a18f2ede6dc9c59946a9246f20e623e5a0c1b1e2e6e280dd31d7d88d75", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling half v2.3.1
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling serde_test v1.0.176
[INFO] [stderr]    Compiling twilight-model v0.15.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/gateway/event/gateway.rs:180:36
[INFO] [stdout]     |
[INFO] [stdout] 180 | struct GatewayEventVisitor<'a>(u8, Option<u64>, Option<Cow<'a, str>>);
[INFO] [stdout]     |        -------------------         ^^^^^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 180 | struct GatewayEventVisitor<'a>(u8, (), Option<Cow<'a, str>>);
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/gateway/event/gateway.rs:180:36
[INFO] [stdout]     |
[INFO] [stdout] 180 | struct GatewayEventVisitor<'a>(u8, Option<u64>, Option<Cow<'a, str>>);
[INFO] [stdout]     |        -------------------         ^^^^^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 180 | struct GatewayEventVisitor<'a>(u8, (), Option<Cow<'a, str>>);
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `twilight-model` (lib test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustc --crate-name twilight_model --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=2f6cf1a70d871000 -C extra-filename=-2f6cf1a70d871000 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-85e13ed1e0c6d910.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-46999c6df38fde32.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-971b1111336103cd.rlib --extern serde_value=/opt/rustwide/target/debug/deps/libserde_value-4b012bda2333ef5c.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-dcdcde0006b5175d.rlib --extern serde_repr=/opt/rustwide/target/debug/deps/libserde_repr-eaa682094b9cd716.so --extern serde_test=/opt/rustwide/target/debug/deps/libserde_test-b31cb577b28af112.rlib --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-0ef270c4de502b0e.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-4d7dd3408f7cedf8.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "292d52a18f2ede6dc9c59946a9246f20e623e5a0c1b1e2e6e280dd31d7d88d75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "292d52a18f2ede6dc9c59946a9246f20e623e5a0c1b1e2e6e280dd31d7d88d75", kill_on_drop: false }`
[INFO] [stdout] 292d52a18f2ede6dc9c59946a9246f20e623e5a0c1b1e2e6e280dd31d7d88d75
