[INFO] fetching crate mwmr-core 0.1.0...
[INFO] checking mwmr-core-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate mwmr-core 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mwmr-core 0.1.0
[INFO] finished tweaking crates.io crate mwmr-core 0.1.0
[INFO] tweaked toml for crates.io crate mwmr-core 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mwmr-core 0.1.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding cheap-clone v0.1.8 (available: v0.3.0)
[INFO] [stderr]       Adding smallvec-wrapper v0.1.2 (available: v0.3.0)
[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] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 329898e151467d28c2dcfb31862d94f7f2d1d96c816d0de87fe9004c05864f70
[INFO] running `Command { std: "docker" "start" "-a" "329898e151467d28c2dcfb31862d94f7f2d1d96c816d0de87fe9004c05864f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "329898e151467d28c2dcfb31862d94f7f2d1d96c816d0de87fe9004c05864f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "329898e151467d28c2dcfb31862d94f7f2d1d96c816d0de87fe9004c05864f70", kill_on_drop: false }`
[INFO] [stdout] 329898e151467d28c2dcfb31862d94f7f2d1d96c816d0de87fe9004c05864f70
[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] d3301e71824cee6b474df1bddf85ddfbc4ca3f3852d3dce40b48f3286e36a466
[INFO] running `Command { std: "docker" "start" "-a" "d3301e71824cee6b474df1bddf85ddfbc4ca3f3852d3dce40b48f3286e36a466", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking cheap-clone v0.1.8
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]     Checking smallvec-wrapper v0.1.2
[INFO] [stderr]     Checking mwmr-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:681:75
[INFO] [stdout]     |
[INFO] [stdout] 681 |       fn get(&self, key: &K) -> Result<Option<&EntryValue<V>>, Self::Error> {
[INFO] [stdout]     |  ___________________________________________________________________________^
[INFO] [stdout] 682 | |       Ok(self.get(key))
[INFO] [stdout] 683 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:682:7
[INFO] [stdout]     |
[INFO] [stdout] 682 |       Ok(self.get(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:690:92
[INFO] [stdout]     |
[INFO] [stdout] 690 |       fn remove_entry(&mut self, key: &K) -> Result<Option<(K, EntryValue<V>)>, Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________________________________^
[INFO] [stdout] 691 | |       Ok(self.shift_remove_entry(key))
[INFO] [stdout] 692 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:691:7
[INFO] [stdout]     |
[INFO] [stdout] 691 |       Ok(self.shift_remove_entry(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:724:85
[INFO] [stdout]     |
[INFO] [stdout] 724 |       fn get(&self, key: &K) -> Result<Option<&EntryValue<Self::Value>>, Self::Error> {
[INFO] [stdout]     |  _____________________________________________________________________________________^
[INFO] [stdout] 725 | |       Ok(self.get(key))
[INFO] [stdout] 726 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:725:7
[INFO] [stdout]     |
[INFO] [stdout] 725 |       Ok(self.get(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:736:68
[INFO] [stdout]     |
[INFO] [stdout] 736 |       ) -> Result<Option<(K, EntryValue<Self::Value>)>, Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 737 | |       Ok(self.remove_entry(key))
[INFO] [stdout] 738 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:737:7
[INFO] [stdout]     |
[INFO] [stdout] 737 |       Ok(self.remove_entry(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:957:81
[INFO] [stdout]     |
[INFO] [stdout] 957 |       async fn get(&self, key: &K) -> Result<Option<&EntryValue<V>>, Self::Error> {
[INFO] [stdout]     |  _________________________________________________________________________________^
[INFO] [stdout] 958 | |       Ok(self.get(key))
[INFO] [stdout] 959 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:957:81
[INFO] [stdout]     |
[INFO] [stdout] 957 |       async fn get(&self, key: &K) -> Result<Option<&EntryValue<V>>, Self::Error> {
[INFO] [stdout]     |  _________________________________________________________________________________^
[INFO] [stdout] 958 | |       Ok(self.get(key))
[INFO] [stdout] 959 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:958:7
[INFO] [stdout]     |
[INFO] [stdout] 958 |       Ok(self.get(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:966:98
[INFO] [stdout]     |
[INFO] [stdout] 966 |       async fn remove_entry(&mut self, key: &K) -> Result<Option<(K, EntryValue<V>)>, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________________________________^
[INFO] [stdout] 967 | |       Ok(self.shift_remove_entry(key))
[INFO] [stdout] 968 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:966:98
[INFO] [stdout]     |
[INFO] [stdout] 966 |       async fn remove_entry(&mut self, key: &K) -> Result<Option<(K, EntryValue<V>)>, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________________________________^
[INFO] [stdout] 967 | |       Ok(self.shift_remove_entry(key))
[INFO] [stdout] 968 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:967:7
[INFO] [stdout]     |
[INFO] [stdout] 967 |       Ok(self.shift_remove_entry(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1000:91
[INFO] [stdout]      |
[INFO] [stdout] 1000 |       async fn get(&self, key: &K) -> Result<Option<&EntryValue<Self::Value>>, Self::Error> {
[INFO] [stdout]      |  ___________________________________________________________________________________________^
[INFO] [stdout] 1001 | |       Ok(self.get(key))
[INFO] [stdout] 1002 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1000:91
[INFO] [stdout]      |
[INFO] [stdout] 1000 |       async fn get(&self, key: &K) -> Result<Option<&EntryValue<Self::Value>>, Self::Error> {
[INFO] [stdout]      |  ___________________________________________________________________________________________^
[INFO] [stdout] 1001 | |       Ok(self.get(key))
[INFO] [stdout] 1002 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1001:7
[INFO] [stdout]      |
[INFO] [stdout] 1001 |       Ok(self.get(key))
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1012:68
[INFO] [stdout]      |
[INFO] [stdout] 1012 |       ) -> Result<Option<(K, EntryValue<Self::Value>)>, Self::Error> {
[INFO] [stdout]      |  ____________________________________________________________________^
[INFO] [stdout] 1013 | |       Ok(self.remove_entry(key))
[INFO] [stdout] 1014 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1012:68
[INFO] [stdout]      |
[INFO] [stdout] 1012 |       ) -> Result<Option<(K, EntryValue<Self::Value>)>, Self::Error> {
[INFO] [stdout]      |  ____________________________________________________________________^
[INFO] [stdout] 1013 | |       Ok(self.remove_entry(key))
[INFO] [stdout] 1014 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1013:7
[INFO] [stdout]      |
[INFO] [stdout] 1013 |       Ok(self.remove_entry(key))
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mwmr-core` (lib test) due to 20 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:681:75
[INFO] [stdout]     |
[INFO] [stdout] 681 |       fn get(&self, key: &K) -> Result<Option<&EntryValue<V>>, Self::Error> {
[INFO] [stdout]     |  ___________________________________________________________________________^
[INFO] [stdout] 682 | |       Ok(self.get(key))
[INFO] [stdout] 683 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:682:7
[INFO] [stdout]     |
[INFO] [stdout] 682 |       Ok(self.get(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:690:92
[INFO] [stdout]     |
[INFO] [stdout] 690 |       fn remove_entry(&mut self, key: &K) -> Result<Option<(K, EntryValue<V>)>, Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________________________________^
[INFO] [stdout] 691 | |       Ok(self.shift_remove_entry(key))
[INFO] [stdout] 692 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:691:7
[INFO] [stdout]     |
[INFO] [stdout] 691 |       Ok(self.shift_remove_entry(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:724:85
[INFO] [stdout]     |
[INFO] [stdout] 724 |       fn get(&self, key: &K) -> Result<Option<&EntryValue<Self::Value>>, Self::Error> {
[INFO] [stdout]     |  _____________________________________________________________________________________^
[INFO] [stdout] 725 | |       Ok(self.get(key))
[INFO] [stdout] 726 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:725:7
[INFO] [stdout]     |
[INFO] [stdout] 725 |       Ok(self.get(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:736:68
[INFO] [stdout]     |
[INFO] [stdout] 736 |       ) -> Result<Option<(K, EntryValue<Self::Value>)>, Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 737 | |       Ok(self.remove_entry(key))
[INFO] [stdout] 738 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:737:7
[INFO] [stdout]     |
[INFO] [stdout] 737 |       Ok(self.remove_entry(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:957:81
[INFO] [stdout]     |
[INFO] [stdout] 957 |       async fn get(&self, key: &K) -> Result<Option<&EntryValue<V>>, Self::Error> {
[INFO] [stdout]     |  _________________________________________________________________________________^
[INFO] [stdout] 958 | |       Ok(self.get(key))
[INFO] [stdout] 959 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:957:81
[INFO] [stdout]     |
[INFO] [stdout] 957 |       async fn get(&self, key: &K) -> Result<Option<&EntryValue<V>>, Self::Error> {
[INFO] [stdout]     |  _________________________________________________________________________________^
[INFO] [stdout] 958 | |       Ok(self.get(key))
[INFO] [stdout] 959 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:958:7
[INFO] [stdout]     |
[INFO] [stdout] 958 |       Ok(self.get(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:966:98
[INFO] [stdout]     |
[INFO] [stdout] 966 |       async fn remove_entry(&mut self, key: &K) -> Result<Option<(K, EntryValue<V>)>, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________________________________^
[INFO] [stdout] 967 | |       Ok(self.shift_remove_entry(key))
[INFO] [stdout] 968 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:966:98
[INFO] [stdout]     |
[INFO] [stdout] 966 |       async fn remove_entry(&mut self, key: &K) -> Result<Option<(K, EntryValue<V>)>, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________________________________^
[INFO] [stdout] 967 | |       Ok(self.shift_remove_entry(key))
[INFO] [stdout] 968 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]    --> src/lib.rs:967:7
[INFO] [stdout]     |
[INFO] [stdout] 967 |       Ok(self.shift_remove_entry(key))
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1000:91
[INFO] [stdout]      |
[INFO] [stdout] 1000 |       async fn get(&self, key: &K) -> Result<Option<&EntryValue<Self::Value>>, Self::Error> {
[INFO] [stdout]      |  ___________________________________________________________________________________________^
[INFO] [stdout] 1001 | |       Ok(self.get(key))
[INFO] [stdout] 1002 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1000:91
[INFO] [stdout]      |
[INFO] [stdout] 1000 |       async fn get(&self, key: &K) -> Result<Option<&EntryValue<Self::Value>>, Self::Error> {
[INFO] [stdout]      |  ___________________________________________________________________________________________^
[INFO] [stdout] 1001 | |       Ok(self.get(key))
[INFO] [stdout] 1002 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&types::EntryValue<V>>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1001:7
[INFO] [stdout]      |
[INFO] [stdout] 1001 |       Ok(self.get(key))
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1012:68
[INFO] [stdout]      |
[INFO] [stdout] 1012 |       ) -> Result<Option<(K, EntryValue<Self::Value>)>, Self::Error> {
[INFO] [stdout]      |  ____________________________________________________________________^
[INFO] [stdout] 1013 | |       Ok(self.remove_entry(key))
[INFO] [stdout] 1014 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1012:68
[INFO] [stdout]      |
[INFO] [stdout] 1012 |       ) -> Result<Option<(K, EntryValue<Self::Value>)>, Self::Error> {
[INFO] [stdout]      |  ____________________________________________________________________^
[INFO] [stdout] 1013 | |       Ok(self.remove_entry(key))
[INFO] [stdout] 1014 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<(K, types::EntryValue<V>)>, Infallible>
[INFO] [stdout]     --> src/lib.rs:1013:7
[INFO] [stdout]      |
[INFO] [stdout] 1013 |       Ok(self.remove_entry(key))
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mwmr-core` (lib) due to 20 previous errors
[INFO] running `Command { std: "docker" "inspect" "d3301e71824cee6b474df1bddf85ddfbc4ca3f3852d3dce40b48f3286e36a466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3301e71824cee6b474df1bddf85ddfbc4ca3f3852d3dce40b48f3286e36a466", kill_on_drop: false }`
[INFO] [stdout] d3301e71824cee6b474df1bddf85ddfbc4ca3f3852d3dce40b48f3286e36a466
