[INFO] fetching crate rumble 0.3.0...
[INFO] checking rumble-0.3.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate rumble 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rumble 0.3.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rumble 0.3.0
[INFO] finished tweaking crates.io crate rumble 0.3.0
[INFO] tweaked toml for crates.io crate rumble 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum_primitive v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b77651bc8a109ed69beaac32d845c545844bc70e89817b1d2e99aee48f82cd07
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b77651bc8a109ed69beaac32d845c545844bc70e89817b1d2e99aee48f82cd07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b77651bc8a109ed69beaac32d845c545844bc70e89817b1d2e99aee48f82cd07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77651bc8a109ed69beaac32d845c545844bc70e89817b1d2e99aee48f82cd07", kill_on_drop: false }`
[INFO] [stdout] b77651bc8a109ed69beaac32d845c545844bc70e89817b1d2e99aee48f82cd07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ddc3bf56b748af8e98e777f873436b3e181304b5939a784c5c8b45d9a419f48
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0ddc3bf56b748af8e98e777f873436b3e181304b5939a784c5c8b45d9a419f48", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling nix v0.12.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking rumble v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout]    |                  ^   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout] 19 +         (b'H' as i32 << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:19:43
[INFO] [stdout]    |
[INFO] [stdout] 19 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout]    |                                           ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout] 19 +         (b'H' as (i32) << 0i32 + 8i32) as u32 | (210i32 << 0i32) as (u32)) as
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:19:71
[INFO] [stdout]    |
[INFO] [stdout] 19 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout]    |                                                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout] 19 +         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as u32) as
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         (usize) | 4 /* (sizeof(i32)) */ << 0i32 + 8i32 + 8i32;
[INFO] [stdout]    |         ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -         (usize) | 4 /* (sizeof(i32)) */ << 0i32 + 8i32 + 8i32;
[INFO] [stdout] 20 +         usize | 4 /* (sizeof(i32)) */ << 0i32 + 8i32 + 8i32;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    |                  ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout] 26 +         (b'H' as i32 << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:26:43
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    |                                           ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout] 26 +         (b'H' as (i32) << 0i32 + 8i32) as u32 | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:26:71
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    |                                                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout] 26 +         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as u32) as (usize) |
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:26:81
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    |                                                                                 ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout] 26 +         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as usize |
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/api/mod.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |         (self as &Display).fmt(f)
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/api/mod.rs:66:28
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub type Callback<T> = Box<Fn(Result<T>) + Send>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Result<T>) + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/api/mod.rs:70:36
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub type NotificationHandler = Box<Fn(ValueNotification) + Send>;
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(ValueNotification) + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api/mod.rs:105:19
[INFO] [stdout]     |
[INFO] [stdout] 105 |         (self as &Display).fmt(f)
[INFO] [stdout]     |                   ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api/mod.rs:273:29
[INFO] [stdout]     |
[INFO] [stdout] 273 | pub type EventHandler = Box<Fn(CentralEvent) + Send>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(CentralEvent) + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/bluez/protocol/mod.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | named!(pub parse_uuid_128<&[u8], [u8; 16]>, count_fixed!(u8, le_u8, 16));
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `count_fixed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout]    |                  ^   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout] 19 +         (b'H' as i32 << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:19:43
[INFO] [stdout]    |
[INFO] [stdout] 19 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout]    |                                           ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout] 19 +         (b'H' as (i32) << 0i32 + 8i32) as u32 | (210i32 << 0i32) as (u32)) as
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:19:71
[INFO] [stdout]    |
[INFO] [stdout] 19 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout]    |                                                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as (u32)) as
[INFO] [stdout] 19 +         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (210i32 << 0i32) as u32) as
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         (usize) | 4 /* (sizeof(i32)) */ << 0i32 + 8i32 + 8i32;
[INFO] [stdout]    |         ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -         (usize) | 4 /* (sizeof(i32)) */ << 0i32 + 8i32 + 8i32;
[INFO] [stdout] 20 +         usize | 4 /* (sizeof(i32)) */ << 0i32 + 8i32 + 8i32;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    |                  ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout] 26 +         (b'H' as i32 << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:26:43
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    |                                           ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout] 26 +         (b'H' as (i32) << 0i32 + 8i32) as u32 | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:26:71
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    |                                                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout] 26 +         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as u32) as (usize) |
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/bluez/mod.rs:26:81
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout]    |                                                                                 ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as (usize) |
[INFO] [stdout] 26 +         (b'H' as (i32) << 0i32 + 8i32) as (u32) | (211i32 << 0i32) as (u32)) as usize |
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/api/mod.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |         (self as &Display).fmt(f)
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/api/mod.rs:66:28
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub type Callback<T> = Box<Fn(Result<T>) + Send>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Result<T>) + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/api/mod.rs:70:36
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub type NotificationHandler = Box<Fn(ValueNotification) + Send>;
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(ValueNotification) + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api/mod.rs:105:19
[INFO] [stdout]     |
[INFO] [stdout] 105 |         (self as &Display).fmt(f)
[INFO] [stdout]     |                   ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api/mod.rs:273:29
[INFO] [stdout]     |
[INFO] [stdout] 273 | pub type EventHandler = Box<Fn(CentralEvent) + Send>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(CentralEvent) + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/bluez/protocol/mod.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | named!(pub parse_uuid_128<&[u8], [u8; 16]>, count_fixed!(u8, le_u8, 16));
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `count_fixed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.44s
[INFO] running `Command { std: "docker" "inspect" "0ddc3bf56b748af8e98e777f873436b3e181304b5939a784c5c8b45d9a419f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ddc3bf56b748af8e98e777f873436b3e181304b5939a784c5c8b45d9a419f48", kill_on_drop: false }`
[INFO] [stdout] 0ddc3bf56b748af8e98e777f873436b3e181304b5939a784c5c8b45d9a419f48