[INFO] fetching crate mkit 0.4.0...
[INFO] checking mkit-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate mkit 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mkit 0.4.0
[INFO] finished tweaking crates.io crate mkit 0.4.0
[INFO] tweaked toml for crates.io crate mkit 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mkit 0.4.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding arbitrary v0.4.7 (available: v1.4.2)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding xorfilter-rs v0.3.0 (available: v0.5.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f05df8bb0a6314eeb4db04cbeb64d65a0a5710d091c824649f8a4c3d0fafd40a
[INFO] running `Command { std: "docker" "start" "-a" "f05df8bb0a6314eeb4db04cbeb64d65a0a5710d091c824649f8a4c3d0fafd40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f05df8bb0a6314eeb4db04cbeb64d65a0a5710d091c824649f8a4c3d0fafd40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05df8bb0a6314eeb4db04cbeb64d65a0a5710d091c824649f8a4c3d0fafd40a", kill_on_drop: false }`
[INFO] [stdout] f05df8bb0a6314eeb4db04cbeb64d65a0a5710d091c824649f8a4c3d0fafd40a
[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=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd9671dbfb7d24101cac73f613a83803d007cd404796508cfa95b351da185dc2
[INFO] running `Command { std: "docker" "start" "-a" "dd9671dbfb7d24101cac73f613a83803d007cd404796508cfa95b351da185dc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking xorfilter-rs v0.3.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling syn-mid v0.5.4
[INFO] [stderr]    Compiling derive_arbitrary v0.4.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking arbitrary v0.4.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling mkit-derive v0.3.0
[INFO] [stderr]     Checking mkit v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(min_const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `total_cmp` has been stable since 1.62.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(total_cmp)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(min_const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `total_cmp` has been stable since 1.62.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(total_cmp)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/spinlock.rs:104:35
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 if self.latchlock.compare_and_swap(old, old + 1, SeqCst) == old {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/spinlock.rs:127:35
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 if self.latchlock.compare_and_swap(old, new, SeqCst) == old {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/spinlock.rs:140:35
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 if self.latchlock.compare_and_swap(old, new, SeqCst) == old {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/spinlock.rs:213:32
[INFO] [stdout]     |
[INFO] [stdout] 213 |         if self.door.latchlock.compare_and_swap(old, 0, SeqCst) != old {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/spinlock.rs:104:35
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 if self.latchlock.compare_and_swap(old, old + 1, SeqCst) == old {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/spinlock.rs:127:35
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 if self.latchlock.compare_and_swap(old, new, SeqCst) == old {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/spinlock.rs:140:35
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 if self.latchlock.compare_and_swap(old, new, SeqCst) == old {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/spinlock.rs:213:32
[INFO] [stdout]     |
[INFO] [stdout] 213 |         if self.door.latchlock.compare_and_swap(old, 0, SeqCst) != old {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u64, Infallible>
[INFO] [stdout]     --> src/cbor.rs:1081:69
[INFO] [stdout]      |
[INFO] [stdout] 1081 |                     Cbor::Major0(_, val) => Ok(err_at!(FailConvert, val.try_into())?),
[INFO] [stdout]      |                                                                     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1096 | convert_pos_num! {u64 u32 u16 u8}
[INFO] [stdout]      | --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]      = note: this error originates in the macro `convert_pos_num` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Vec<u8>, Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:23:54
[INFO] [stdout]    |
[INFO] [stdout] 23 |       fn to_bytes(&self) -> Result<Vec<u8>, Self::Err> {
[INFO] [stdout]    |  ______________________________________________________^
[INFO] [stdout] 24 | |         Ok(vec![])
[INFO] [stdout] 25 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Vec<u8>, Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         Ok(vec![])
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<(NoBitmap, usize), Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:28:68
[INFO] [stdout]    |
[INFO] [stdout] 28 |       fn from_bytes(_buf: &[u8]) -> Result<(Self, usize), Self::Err> {
[INFO] [stdout]    |  ____________________________________________________________________^
[INFO] [stdout] 29 | |         Ok((NoBitmap, 0))
[INFO] [stdout] 30 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<(NoBitmap, usize), Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Ok((NoBitmap, 0))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<NoBitmap, Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:33:60
[INFO] [stdout]    |
[INFO] [stdout] 33 |       fn or(&self, _other: &Self) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  ____________________________________________________________^
[INFO] [stdout] 34 | |         Ok(NoBitmap)
[INFO] [stdout] 35 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<NoBitmap, Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Ok(NoBitmap)
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/spinlock.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn read(&self) -> ReadGuard<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn read(&self) -> ReadGuard<'_, T> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/spinlock.rs:118:18
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn write(&self) -> WriteGuard<T> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn write(&self) -> WriteGuard<'_, T> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mkit` (lib) due to 7 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u64, Infallible>
[INFO] [stdout]     --> src/cbor.rs:1081:69
[INFO] [stdout]      |
[INFO] [stdout] 1081 |                     Cbor::Major0(_, val) => Ok(err_at!(FailConvert, val.try_into())?),
[INFO] [stdout]      |                                                                     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1096 | convert_pos_num! {u64 u32 u16 u8}
[INFO] [stdout]      | --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]      = note: this error originates in the macro `convert_pos_num` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Vec<u8>, Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:23:54
[INFO] [stdout]    |
[INFO] [stdout] 23 |       fn to_bytes(&self) -> Result<Vec<u8>, Self::Err> {
[INFO] [stdout]    |  ______________________________________________________^
[INFO] [stdout] 24 | |         Ok(vec![])
[INFO] [stdout] 25 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Vec<u8>, Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         Ok(vec![])
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<(NoBitmap, usize), Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:28:68
[INFO] [stdout]    |
[INFO] [stdout] 28 |       fn from_bytes(_buf: &[u8]) -> Result<(Self, usize), Self::Err> {
[INFO] [stdout]    |  ____________________________________________________________________^
[INFO] [stdout] 29 | |         Ok((NoBitmap, 0))
[INFO] [stdout] 30 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<(NoBitmap, usize), Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Ok((NoBitmap, 0))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<NoBitmap, Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:33:60
[INFO] [stdout]    |
[INFO] [stdout] 33 |       fn or(&self, _other: &Self) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  ____________________________________________________________^
[INFO] [stdout] 34 | |         Ok(NoBitmap)
[INFO] [stdout] 35 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<NoBitmap, Infallible>
[INFO] [stdout]   --> src/nobitmap.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Ok(NoBitmap)
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/spinlock.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn read(&self) -> ReadGuard<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn read(&self) -> ReadGuard<'_, T> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/spinlock.rs:118:18
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn write(&self) -> WriteGuard<T> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn write(&self) -> WriteGuard<'_, T> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mkit` (lib test) due to 7 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "dd9671dbfb7d24101cac73f613a83803d007cd404796508cfa95b351da185dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd9671dbfb7d24101cac73f613a83803d007cd404796508cfa95b351da185dc2", kill_on_drop: false }`
[INFO] [stdout] dd9671dbfb7d24101cac73f613a83803d007cd404796508cfa95b351da185dc2
