[INFO] fetching crate cached-pair 0.14.0...
[INFO] checking cached-pair-0.14.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cached-pair 0.14.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate cached-pair 0.14.0
[INFO] finished tweaking crates.io crate cached-pair 0.14.0
[INFO] tweaked toml for crates.io crate cached-pair 0.14.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cached-pair 0.14.0 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] crate crates.io crate cached-pair 0.14.0 already has a lockfile, it will not be regenerated
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e21e6fe44dd5bb1163bfdbcdd45f8e9b2f440fcb714bfe642da142a1c0d5bc7b
[INFO] running `Command { std: "docker" "start" "-a" "e21e6fe44dd5bb1163bfdbcdd45f8e9b2f440fcb714bfe642da142a1c0d5bc7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e21e6fe44dd5bb1163bfdbcdd45f8e9b2f440fcb714bfe642da142a1c0d5bc7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21e6fe44dd5bb1163bfdbcdd45f8e9b2f440fcb714bfe642da142a1c0d5bc7b", kill_on_drop: false }`
[INFO] [stdout] e21e6fe44dd5bb1163bfdbcdd45f8e9b2f440fcb714bfe642da142a1c0d5bc7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5705465b40a6b305f3ce034d1cf978ded072daf0317cd0d66347132ba6c199aa
[INFO] running `Command { std: "docker" "start" "-a" "5705465b40a6b305f3ce034d1cf978ded072daf0317cd0d66347132ba6c199aa", kill_on_drop: false }`
[INFO] [stderr]     Checking cached-pair v0.14.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<&L, Infallible>
[INFO] [stdout]    --> src/pair.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         self.try_left_with(|r| Ok::<L, Infallible>(f(r))).into_ok2()
[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<&R, Infallible>
[INFO] [stdout]    --> src/pair.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |         self.try_right_with(|l| Ok::<R, Infallible>(f(l)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&mut L, Infallible>
[INFO] [stdout]    --> src/pair.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |         self.try_left_mut_with(|r| Ok::<L, Infallible>(f(r)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&mut R, Infallible>
[INFO] [stdout]    --> src/pair.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |         self.try_right_mut_with(|l| Ok::<R, Infallible>(f(l)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<L>, Infallible>
[INFO] [stdout]    --> src/pair.rs:345:9
[INFO] [stdout]     |
[INFO] [stdout] 345 |         self.try_extract_left_with(|l| Ok::<R, Infallible>(f(l)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<R>, Infallible>
[INFO] [stdout]    --> src/pair.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |         self.try_extract_right_with(|r| Ok::<L, Infallible>(f(r)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&L, Infallible>
[INFO] [stdout]    --> src/pair.rs:489:9
[INFO] [stdout]     |
[INFO] [stdout] 489 |         self.try_left().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&mut L, Infallible>
[INFO] [stdout]    --> src/pair.rs:498:9
[INFO] [stdout]     |
[INFO] [stdout] 498 |         self.try_left_mut().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<R>, Infallible>
[INFO] [stdout]    --> src/pair.rs:515:9
[INFO] [stdout]     |
[INFO] [stdout] 515 |         self.try_extract_right().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&R, Infallible>
[INFO] [stdout]    --> src/pair.rs:528:9
[INFO] [stdout]     |
[INFO] [stdout] 528 |         self.try_right().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&mut R, Infallible>
[INFO] [stdout]    --> src/pair.rs:537:9
[INFO] [stdout]     |
[INFO] [stdout] 537 |         self.try_right_mut().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<L>, Infallible>
[INFO] [stdout]    --> src/pair.rs:554:9
[INFO] [stdout]     |
[INFO] [stdout] 554 |         self.try_extract_left().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cached-pair` (lib) due to 12 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<&L, Infallible>
[INFO] [stdout]    --> src/pair.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         self.try_left_with(|r| Ok::<L, Infallible>(f(r))).into_ok2()
[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<&R, Infallible>
[INFO] [stdout]    --> src/pair.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |         self.try_right_with(|l| Ok::<R, Infallible>(f(l)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&mut L, Infallible>
[INFO] [stdout]    --> src/pair.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |         self.try_left_mut_with(|r| Ok::<L, Infallible>(f(r)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&mut R, Infallible>
[INFO] [stdout]    --> src/pair.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |         self.try_right_mut_with(|l| Ok::<R, Infallible>(f(l)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<L>, Infallible>
[INFO] [stdout]    --> src/pair.rs:345:9
[INFO] [stdout]     |
[INFO] [stdout] 345 |         self.try_extract_left_with(|l| Ok::<R, Infallible>(f(l)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<R>, Infallible>
[INFO] [stdout]    --> src/pair.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |         self.try_extract_right_with(|r| Ok::<L, Infallible>(f(r)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&L, Infallible>
[INFO] [stdout]    --> src/pair.rs:489:9
[INFO] [stdout]     |
[INFO] [stdout] 489 |         self.try_left().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&mut L, Infallible>
[INFO] [stdout]    --> src/pair.rs:498:9
[INFO] [stdout]     |
[INFO] [stdout] 498 |         self.try_left_mut().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<R>, Infallible>
[INFO] [stdout]    --> src/pair.rs:515:9
[INFO] [stdout]     |
[INFO] [stdout] 515 |         self.try_extract_right().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&R, Infallible>
[INFO] [stdout]    --> src/pair.rs:528:9
[INFO] [stdout]     |
[INFO] [stdout] 528 |         self.try_right().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&mut R, Infallible>
[INFO] [stdout]    --> src/pair.rs:537:9
[INFO] [stdout]     |
[INFO] [stdout] 537 |         self.try_right_mut().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<L>, Infallible>
[INFO] [stdout]    --> src/pair.rs:554:9
[INFO] [stdout]     |
[INFO] [stdout] 554 |         self.try_extract_left().into_ok2()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Large, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:36:61
[INFO] [stdout]    |
[INFO] [stdout] 36 |       fn try_from(value: &Small) -> Result<Self, Self::Error> {
[INFO] [stdout]    |  _____________________________________________________________^
[INFO] [stdout] 37 | |         Ok(Large(value.0 as u32))
[INFO] [stdout] 38 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Large, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Ok(Large(value.0 as u32))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Large, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert_eq!(converter.convert_to_right(&Small(42)), Ok(Large(42)));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Large, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:46:56
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert_eq!(converter.convert_to_right(&Small(42)), Ok(Large(42)));
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Large, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert_eq!(converter.convert_to_right(&Small(42)), Ok(Large(42)));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<Large, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert_eq!(converter.convert_to_right(&Small(42)), Ok(Large(42)));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<Large, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert_eq!(converter.convert_to_right(&Small(42)), Ok(Large(42)));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<Large, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert_eq!(converter.convert_to_right(&Small(42)), Ok(Large(42)));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:59:45
[INFO] [stdout]    |
[INFO] [stdout] 59 |         |u: &u8| -> Result<i32, Infallible> { Ok((*u as i32).wrapping_add(10)) },
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:59:47
[INFO] [stdout]    |
[INFO] [stdout] 59 |         |u: &u8| -> Result<i32, Infallible> { Ok((*u as i32).wrapping_add(10)) },
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |     assert_eq!(converter.convert_to_left(&32), Ok(42));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:67:48
[INFO] [stdout]    |
[INFO] [stdout] 67 |     assert_eq!(converter.convert_to_left(&32), Ok(42));
[INFO] [stdout]    |                                                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     assert_eq!(converter.convert_to_left(&32), Ok(42));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     assert_eq!(converter.convert_to_left(&32), Ok(42));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     assert_eq!(converter.convert_to_left(&32), Ok(42));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     assert_eq!(converter.convert_to_left(&32), Ok(42));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:77:45
[INFO] [stdout]    |
[INFO] [stdout] 77 |         |u: &u8| -> Result<i32, Infallible> { Ok((*u as i32).wrapping_add(100)) },
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:77:47
[INFO] [stdout]    |
[INFO] [stdout] 77 |         |u: &u8| -> Result<i32, Infallible> { Ok((*u as i32).wrapping_add(100)) },
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:85:16
[INFO] [stdout]    |
[INFO] [stdout] 85 |     assert_eq!(converter.convert_to_left(&50), Ok(150));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:85:48
[INFO] [stdout]    |
[INFO] [stdout] 85 |     assert_eq!(converter.convert_to_left(&50), Ok(150));
[INFO] [stdout]    |                                                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     assert_eq!(converter.convert_to_left(&50), Ok(150));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     assert_eq!(converter.convert_to_left(&50), Ok(150));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     assert_eq!(converter.convert_to_left(&50), Ok(150));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<i32, Infallible>
[INFO] [stdout]   --> src/pair/tests.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     assert_eq!(converter.convert_to_left(&50), Ok(150));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:108:16
[INFO] [stdout]     |
[INFO] [stdout] 108 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Conversion succeeds
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:108:34
[INFO] [stdout]     |
[INFO] [stdout] 108 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Conversion succeeds
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Conversion succeeds
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Conversion succeeds
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Conversion succeeds
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Conversion succeeds
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:115:16
[INFO] [stdout]     |
[INFO] [stdout] 115 |     assert_eq!(pair.try_right(), Ok(&Large(200))); // Already exists
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:115:34
[INFO] [stdout]     |
[INFO] [stdout] 115 |     assert_eq!(pair.try_right(), Ok(&Large(200))); // Already exists
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     assert_eq!(pair.try_right(), Ok(&Large(200))); // Already exists
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     assert_eq!(pair.try_right(), Ok(&Large(200))); // Already exists
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     assert_eq!(pair.try_right(), Ok(&Large(200))); // Already exists
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     assert_eq!(pair.try_right(), Ok(&Large(200))); // Already exists
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 121 |     assert_eq!(pair.try_right(), Ok(&Large(300))); // Already exists
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:121:34
[INFO] [stdout]     |
[INFO] [stdout] 121 |     assert_eq!(pair.try_right(), Ok(&Large(300))); // Already exists
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     assert_eq!(pair.try_right(), Ok(&Large(300))); // Already exists
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     assert_eq!(pair.try_right(), Ok(&Large(300))); // Already exists
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     assert_eq!(pair.try_right(), Ok(&Large(300))); // Already exists
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     assert_eq!(pair.try_right(), Ok(&Large(300))); // Already exists
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:127:16
[INFO] [stdout]     |
[INFO] [stdout] 127 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Convert and cache right value
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:127:34
[INFO] [stdout]     |
[INFO] [stdout] 127 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Convert and cache right value
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Convert and cache right value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Convert and cache right value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Convert and cache right value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Convert and cache right value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:129:16
[INFO] [stdout]     |
[INFO] [stdout] 129 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Right value is cached
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:129:34
[INFO] [stdout]     |
[INFO] [stdout] 129 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Right value is cached
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Right value is cached
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Right value is cached
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Right value is cached
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Right value is cached
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:136:16
[INFO] [stdout]     |
[INFO] [stdout] 136 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:136:39
[INFO] [stdout]     |
[INFO] [stdout] 136 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |     let _ = pair.try_right(); // Cache the right value
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:149:16
[INFO] [stdout]     |
[INFO] [stdout] 149 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:149:39
[INFO] [stdout]     |
[INFO] [stdout] 149 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     assert_eq!(pair.try_into_right(), Ok(Large(42)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&mut Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:168:17
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let right = pair.try_right_mut().unwrap();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:187:13
[INFO] [stdout]     |
[INFO] [stdout] 187 |     let _ = pair.try_right(); // Cache the right value
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&mut Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |     let right = pair.try_right_mut().unwrap();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:232:13
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let _ = pair.try_right(); // Cache the right value
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:254:16
[INFO] [stdout]     |
[INFO] [stdout] 254 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:254:41
[INFO] [stdout]     |
[INFO] [stdout] 254 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:254:5
[INFO] [stdout]     |
[INFO] [stdout] 254 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:254:5
[INFO] [stdout]     |
[INFO] [stdout] 254 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:254:5
[INFO] [stdout]     |
[INFO] [stdout] 254 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:254:5
[INFO] [stdout]     |
[INFO] [stdout] 254 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:260:16
[INFO] [stdout]     |
[INFO] [stdout] 260 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Cache right value
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:260:34
[INFO] [stdout]     |
[INFO] [stdout] 260 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Cache right value
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:260:5
[INFO] [stdout]     |
[INFO] [stdout] 260 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Cache right value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:260:5
[INFO] [stdout]     |
[INFO] [stdout] 260 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Cache right value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:260:5
[INFO] [stdout]     |
[INFO] [stdout] 260 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Cache right value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<&Large, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:260:5
[INFO] [stdout]     |
[INFO] [stdout] 260 |     assert_eq!(pair.try_right(), Ok(&Large(42))); // Cache right value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:261:16
[INFO] [stdout]     |
[INFO] [stdout] 261 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:261:41
[INFO] [stdout]     |
[INFO] [stdout] 261 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 |     assert_eq!(pair.try_extract_left(), Ok(Some(Small(42))));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:267:16
[INFO] [stdout]     |
[INFO] [stdout] 267 |     assert_eq!(pair.try_extract_left(), Ok(None));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:267:41
[INFO] [stdout]     |
[INFO] [stdout] 267 |     assert_eq!(pair.try_extract_left(), Ok(None));
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:267:5
[INFO] [stdout]     |
[INFO] [stdout] 267 |     assert_eq!(pair.try_extract_left(), Ok(None));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:267:5
[INFO] [stdout]     |
[INFO] [stdout] 267 |     assert_eq!(pair.try_extract_left(), Ok(None));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:267:5
[INFO] [stdout]     |
[INFO] [stdout] 267 |     assert_eq!(pair.try_extract_left(), Ok(None));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<Option<Small>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:267:5
[INFO] [stdout]     |
[INFO] [stdout] 267 |     assert_eq!(pair.try_extract_left(), Ok(None));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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: Result<B, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:311:61
[INFO] [stdout]     |
[INFO] [stdout] 311 |           fn try_from(value: &A) -> Result<Self, Self::Error> {
[INFO] [stdout]     |  _____________________________________________________________^
[INFO] [stdout] 312 | |             Ok(B(value.0))
[INFO] [stdout] 313 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<B, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:312:13
[INFO] [stdout]     |
[INFO] [stdout] 312 |             Ok(B(value.0))
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<A, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:319:61
[INFO] [stdout]     |
[INFO] [stdout] 319 |           fn try_from(value: &B) -> Result<Self, Self::Error> {
[INFO] [stdout]     |  _____________________________________________________________^
[INFO] [stdout] 320 | |             Ok(A(value.0))
[INFO] [stdout] 321 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<A, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 320 |             Ok(A(value.0))
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&A, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:336:37
[INFO] [stdout]     |
[INFO] [stdout] 336 |     let _: Result<&A, Infallible> = pair.try_left();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&B, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:337:37
[INFO] [stdout]     |
[INFO] [stdout] 337 |     let _: Result<&B, Infallible> = pair.try_right();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&mut A, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:348:41
[INFO] [stdout]     |
[INFO] [stdout] 348 |     let _: Result<&mut A, Infallible> = pair_mut.try_left_mut();
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&mut B, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:349:41
[INFO] [stdout]     |
[INFO] [stdout] 349 |     let _: Result<&mut B, Infallible> = pair_mut.try_right_mut();
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<A, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:357:36
[INFO] [stdout]     |
[INFO] [stdout] 357 |     let _: Result<A, Infallible> = pair.try_into_left();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<B, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:359:36
[INFO] [stdout]     |
[INFO] [stdout] 359 |     let _: Result<B, Infallible> = pair.try_into_right();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<A, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:363:42
[INFO] [stdout]     |
[INFO] [stdout] 363 |         |_: &B| -> Result<A, Infallible> { Ok(A(42)) },
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<A, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:363:44
[INFO] [stdout]     |
[INFO] [stdout] 363 |         |_: &B| -> Result<A, Infallible> { Ok(A(42)) },
[INFO] [stdout]     |                                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<B, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:364:42
[INFO] [stdout]     |
[INFO] [stdout] 364 |         |_: &A| -> Result<B, Infallible> { Ok(B(42)) },
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<B, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:364:44
[INFO] [stdout]     |
[INFO] [stdout] 364 |         |_: &A| -> Result<B, Infallible> { Ok(B(42)) },
[INFO] [stdout]     |                                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<A>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:381:44
[INFO] [stdout]     |
[INFO] [stdout] 381 |     let _: Result<Option<A>, Infallible> = pair_mut.try_extract_left();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<B>, Infallible>
[INFO] [stdout]    --> src/pair/tests.rs:382:44
[INFO] [stdout]     |
[INFO] [stdout] 382 |     let _: Result<Option<B>, Infallible> = pair_mut.try_extract_right();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cached-pair` (lib test) due to 123 previous errors
[INFO] running `Command { std: "docker" "inspect" "5705465b40a6b305f3ce034d1cf978ded072daf0317cd0d66347132ba6c199aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5705465b40a6b305f3ce034d1cf978ded072daf0317cd0d66347132ba6c199aa", kill_on_drop: false }`
[INFO] [stdout] 5705465b40a6b305f3ce034d1cf978ded072daf0317cd0d66347132ba6c199aa
