[INFO] fetching crate musli-common 0.0.92...
[INFO] testing musli-common-0.0.92 against 1.76.0 for beta-1.77-1
[INFO] extracting crate musli-common 0.0.92 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate musli-common 0.0.92 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 musli-common 0.0.92
[INFO] finished tweaking crates.io crate musli-common 0.0.92
[INFO] tweaked toml for crates.io crate musli-common 0.0.92 written to /workspace/builds/worker-6-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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded musli-macros v0.0.92
[INFO] [stderr]   Downloaded musli v0.0.92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cda573e6f00af937a8585ccd6d713a3eba2f9ad8361f7e052b8ad9dfc4c165aa
[INFO] running `Command { std: "docker" "start" "-a" "cda573e6f00af937a8585ccd6d713a3eba2f9ad8361f7e052b8ad9dfc4c165aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cda573e6f00af937a8585ccd6d713a3eba2f9ad8361f7e052b8ad9dfc4c165aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda573e6f00af937a8585ccd6d713a3eba2f9ad8361f7e052b8ad9dfc4c165aa", kill_on_drop: false }`
[INFO] [stdout] cda573e6f00af937a8585ccd6d713a3eba2f9ad8361f7e052b8ad9dfc4c165aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3cc6fa7fc72b151f6d1e5131a03fb3bb74292c1597356886b2b6e36ac78e0213
[INFO] running `Command { std: "docker" "start" "-a" "3cc6fa7fc72b151f6d1e5131a03fb3bb74292c1597356886b2b6e36ac78e0213", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling musli-macros v0.0.92
[INFO] [stderr]    Compiling musli v0.0.92
[INFO] [stderr]    Compiling musli-common v0.0.92 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.22s
[INFO] running `Command { std: "docker" "inspect" "3cc6fa7fc72b151f6d1e5131a03fb3bb74292c1597356886b2b6e36ac78e0213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc6fa7fc72b151f6d1e5131a03fb3bb74292c1597356886b2b6e36ac78e0213", kill_on_drop: false }`
[INFO] [stdout] 3cc6fa7fc72b151f6d1e5131a03fb3bb74292c1597356886b2b6e36ac78e0213
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 293e139aeabce47630a2248971322c73a7bc94aaef88027a489e2543f1d203cd
[INFO] running `Command { std: "docker" "start" "-a" "293e139aeabce47630a2248971322c73a7bc94aaef88027a489e2543f1d203cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling musli-common v0.0.92 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crate::allocator::Alloc`
[INFO] [stdout]  --> src/int/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::allocator::Alloc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `Alloc` in `allocator`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> src/allocator.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use self::alloc::Alloc;
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   = note: the item is gated behind the `alloc` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Vec<_>: Writer` is not satisfied
[INFO] [stdout]   --> src/int/tests.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         c::encode(&mut cx, &mut out, expected).unwrap();
[INFO] [stdout]    |         ^^^^^^^^^ the trait `Writer` is not implemented for `Vec<_>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `Writer`:
[INFO] [stdout]              BufferedWriter<N, W>
[INFO] [stdout]              FixedBytes<N>
[INFO] [stdout]              Wrap<W>
[INFO] [stdout]              BufferWriter<T, E>
[INFO] [stdout]              &mut W
[INFO] [stdout]              &mut [u8]
[INFO] [stdout] note: required for `&mut Vec<_>` to implement `Writer`
[INFO] [stdout]   --> src/writer.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 | impl<W> Writer for &mut W
[INFO] [stdout]    |         ^^^^^^     ^^^^^^
[INFO] [stdout] 91 | where
[INFO] [stdout] 92 |     W: ?Sized + Writer,
[INFO] [stdout]    |                 ------ unsatisfied trait bound introduced here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Vec<_>: Writer` is not satisfied
[INFO] [stdout]   --> src/int/tests.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         c::encode(&mut cx, &mut out, expected).unwrap();
[INFO] [stdout]    |         ^^^^^^^^^ the trait `Writer` is not implemented for `Vec<_>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `Writer`:
[INFO] [stdout]              BufferedWriter<N, W>
[INFO] [stdout]              FixedBytes<N>
[INFO] [stdout]              Wrap<W>
[INFO] [stdout]              BufferWriter<T, E>
[INFO] [stdout]              &mut W
[INFO] [stdout]              &mut [u8]
[INFO] [stdout] note: required for `&mut Vec<_>` to implement `Writer`
[INFO] [stdout]   --> src/writer.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 | impl<W> Writer for &mut W
[INFO] [stdout]    |         ^^^^^^     ^^^^^^
[INFO] [stdout] 91 | where
[INFO] [stdout] 92 |     W: ?Sized + Writer,
[INFO] [stdout]    |                 ------ unsatisfied trait bound introduced here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `musli-common` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "293e139aeabce47630a2248971322c73a7bc94aaef88027a489e2543f1d203cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "293e139aeabce47630a2248971322c73a7bc94aaef88027a489e2543f1d203cd", kill_on_drop: false }`
[INFO] [stdout] 293e139aeabce47630a2248971322c73a7bc94aaef88027a489e2543f1d203cd
[INFO] testing musli-common-0.0.92 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate musli-common 0.0.92 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate musli-common 0.0.92 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 musli-common 0.0.92
[INFO] finished tweaking crates.io crate musli-common 0.0.92
[INFO] tweaked toml for crates.io crate musli-common 0.0.92 written to /workspace/builds/worker-6-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]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 67cb16896f40920a1275f2e29dc48a54d47dc680a2c9dcaa074821b12c3bc76b
[INFO] running `Command { std: "docker" "start" "-a" "67cb16896f40920a1275f2e29dc48a54d47dc680a2c9dcaa074821b12c3bc76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67cb16896f40920a1275f2e29dc48a54d47dc680a2c9dcaa074821b12c3bc76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67cb16896f40920a1275f2e29dc48a54d47dc680a2c9dcaa074821b12c3bc76b", kill_on_drop: false }`
[INFO] [stdout] 67cb16896f40920a1275f2e29dc48a54d47dc680a2c9dcaa074821b12c3bc76b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5f3b4d8189eba77d0f6d13ba969b3cd43a7bb641d8a1f228bbedb51d62bb502b
[INFO] running `Command { std: "docker" "start" "-a" "5f3b4d8189eba77d0f6d13ba969b3cd43a7bb641d8a1f228bbedb51d62bb502b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling musli-macros v0.0.92
[INFO] [stderr]    Compiling musli v0.0.92
[INFO] [stderr]    Compiling musli-common v0.0.92 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.74s
[INFO] running `Command { std: "docker" "inspect" "5f3b4d8189eba77d0f6d13ba969b3cd43a7bb641d8a1f228bbedb51d62bb502b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f3b4d8189eba77d0f6d13ba969b3cd43a7bb641d8a1f228bbedb51d62bb502b", kill_on_drop: false }`
[INFO] [stdout] 5f3b4d8189eba77d0f6d13ba969b3cd43a7bb641d8a1f228bbedb51d62bb502b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8b722e4889c366ecb396e1e6e60b3ac4c2c681964aff81ac2d2394bea6674198
[INFO] running `Command { std: "docker" "start" "-a" "8b722e4889c366ecb396e1e6e60b3ac4c2c681964aff81ac2d2394bea6674198", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling musli-common v0.0.92 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crate::allocator::Alloc`
[INFO] [stdout]  --> src/int/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::allocator::Alloc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `Alloc` in `allocator`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> src/allocator.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use self::alloc::Alloc;
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   = note: the item is gated behind the `alloc` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Vec<_>: Writer` is not satisfied
[INFO] [stdout]   --> src/int/tests.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         c::encode(&mut cx, &mut out, expected).unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Writer` is not implemented for `Vec<_>`, which is required by `&mut Vec<_>: Writer`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `Writer`:
[INFO] [stdout]              BufferedWriter<N, W>
[INFO] [stdout]              FixedBytes<N>
[INFO] [stdout]              Wrap<W>
[INFO] [stdout]              BufferWriter<T, E>
[INFO] [stdout]              &mut W
[INFO] [stdout]              &mut [u8]
[INFO] [stdout] note: required for `&mut Vec<_>` to implement `Writer`
[INFO] [stdout]   --> src/writer.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 | impl<W> Writer for &mut W
[INFO] [stdout]    |         ^^^^^^     ^^^^^^
[INFO] [stdout] 91 | where
[INFO] [stdout] 92 |     W: ?Sized + Writer,
[INFO] [stdout]    |                 ------ unsatisfied trait bound introduced here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Vec<_>: Writer` is not satisfied
[INFO] [stdout]   --> src/int/tests.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         c::encode(&mut cx, &mut out, expected).unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Writer` is not implemented for `Vec<_>`, which is required by `&mut Vec<_>: Writer`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `Writer`:
[INFO] [stdout]              BufferedWriter<N, W>
[INFO] [stdout]              FixedBytes<N>
[INFO] [stdout]              Wrap<W>
[INFO] [stdout]              BufferWriter<T, E>
[INFO] [stdout]              &mut W
[INFO] [stdout]              &mut [u8]
[INFO] [stdout] note: required for `&mut Vec<_>` to implement `Writer`
[INFO] [stdout]   --> src/writer.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 | impl<W> Writer for &mut W
[INFO] [stdout]    |         ^^^^^^     ^^^^^^
[INFO] [stdout] 91 | where
[INFO] [stdout] 92 |     W: ?Sized + Writer,
[INFO] [stdout]    |                 ------ unsatisfied trait bound introduced here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `musli-common` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "8b722e4889c366ecb396e1e6e60b3ac4c2c681964aff81ac2d2394bea6674198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b722e4889c366ecb396e1e6e60b3ac4c2c681964aff81ac2d2394bea6674198", kill_on_drop: false }`
[INFO] [stdout] 8b722e4889c366ecb396e1e6e60b3ac4c2c681964aff81ac2d2394bea6674198
