[INFO] cloning repository https://github.com/asakhar/audio_synthesizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asakhar/audio_synthesizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasakhar%2Faudio_synthesizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasakhar%2Faudio_synthesizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c5c6b54c9c13fe84bec5bd8ffe10e9121fcbdff
[INFO] checking asakhar/audio_synthesizer against try#04ea1e1f1a12cfa912c228ca278237d92d0bb6df for pr-148477-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasakhar%2Faudio_synthesizer" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/asakhar/audio_synthesizer
[INFO] finished tweaking git repo https://github.com/asakhar/audio_synthesizer
[INFO] tweaked toml for git repo https://github.com/asakhar/audio_synthesizer written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/asakhar/audio_synthesizer on toolchain 04ea1e1f1a12cfa912c228ca278237d92d0bb6df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ea1e1f1a12cfa912c228ca278237d92d0bb6df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/asakhar/audio_synthesizer 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" "+04ea1e1f1a12cfa912c228ca278237d92d0bb6df" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking asakhar/audio_synthesizer against try#04ea1e1f1a12cfa912c228ca278237d92d0bb6df for pr-148477-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasakhar%2Faudio_synthesizer" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/asakhar/audio_synthesizer
[INFO] finished tweaking git repo https://github.com/asakhar/audio_synthesizer
[INFO] tweaked toml for git repo https://github.com/asakhar/audio_synthesizer written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/asakhar/audio_synthesizer on toolchain 04ea1e1f1a12cfa912c228ca278237d92d0bb6df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ea1e1f1a12cfa912c228ca278237d92d0bb6df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/asakhar/audio_synthesizer 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" "+04ea1e1f1a12cfa912c228ca278237d92d0bb6df" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+04ea1e1f1a12cfa912c228ca278237d92d0bb6df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d5c211787d555b49a5f120c98c4b5624fae5905fe478970a3091f5203b5b5e9
[INFO] running `Command { std: "docker" "start" "-a" "9d5c211787d555b49a5f120c98c4b5624fae5905fe478970a3091f5203b5b5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d5c211787d555b49a5f120c98c4b5624fae5905fe478970a3091f5203b5b5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5c211787d555b49a5f120c98c4b5624fae5905fe478970a3091f5203b5b5e9", kill_on_drop: false }`
[INFO] [stdout] 9d5c211787d555b49a5f120c98c4b5624fae5905fe478970a3091f5203b5b5e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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" "+04ea1e1f1a12cfa912c228ca278237d92d0bb6df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7cd0370334ce16e71d6e50db951a2fcd6af13c6bd982d681309b1473eece9a0
[INFO] running `Command { std: "docker" "start" "-a" "c7cd0370334ce16e71d6e50db951a2fcd6af13c6bd982d681309b1473eece9a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling cpal v0.13.5
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking alsa v0.6.0
[INFO] [stderr]     Checking audio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     feature = "jack"
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 |       feature = "jack"
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 |       feature = "jack"
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:48:11
[INFO] [stdout]    |
[INFO] [stdout] 48 |       not(feature = "jack")
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     feature = "jack"
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     not(feature = "jack")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     feature = "jack"
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 |       feature = "jack"
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 |       feature = "jack"
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:48:11
[INFO] [stdout]    |
[INFO] [stdout] 48 |       not(feature = "jack")
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     feature = "jack"
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     not(feature = "jack")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |     self.val.store(unsafe { std::mem::transmute(val) }, order);
[INFO] [stdout]    |                             -------------------^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: replace this with: `f32::to_bits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |     unsafe { std::mem::transmute(self.val.load(order)) }
[INFO] [stdout]    |              -------------------^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 |         unsafe { std::mem::transmute(current) },
[INFO] [stdout]    |                  -------------------^^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `f32::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:36:18
[INFO] [stdout]    |
[INFO] [stdout] 36 |         unsafe { std::mem::transmute(new) },
[INFO] [stdout]    |                  -------------------^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `f32::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |         |fail| Err(unsafe { std::mem::transmute(fail) }),
[INFO] [stdout]    |                             -------------------^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:42:28
[INFO] [stdout]    |
[INFO] [stdout] 42 |         |succ| Ok(unsafe { std::mem::transmute(succ) }),
[INFO] [stdout]    |                            -------------------^^^^^^
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |         unsafe { std::mem::transmute(current) },
[INFO] [stdout]    |                  -------------------^^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `f32::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:56:18
[INFO] [stdout]    |
[INFO] [stdout] 56 |         unsafe { std::mem::transmute(new) },
[INFO] [stdout]    |                  -------------------^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `f32::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:61:29
[INFO] [stdout]    |
[INFO] [stdout] 61 |         |fail| Err(unsafe { std::mem::transmute(fail) }),
[INFO] [stdout]    |                             -------------------^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:62:28
[INFO] [stdout]    |
[INFO] [stdout] 62 |         |succ| Ok(unsafe { std::mem::transmute(succ) }),
[INFO] [stdout]    |                            -------------------^^^^^^
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |     self.val.store(unsafe { std::mem::transmute(val) }, order);
[INFO] [stdout]    |                             -------------------^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: replace this with: `f32::to_bits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |     unsafe { std::mem::transmute(self.val.load(order)) }
[INFO] [stdout]    |              -------------------^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 |         unsafe { std::mem::transmute(current) },
[INFO] [stdout]    |                  -------------------^^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `f32::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:36:18
[INFO] [stdout]    |
[INFO] [stdout] 36 |         unsafe { std::mem::transmute(new) },
[INFO] [stdout]    |                  -------------------^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `f32::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |         |fail| Err(unsafe { std::mem::transmute(fail) }),
[INFO] [stdout]    |                             -------------------^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:42:28
[INFO] [stdout]    |
[INFO] [stdout] 42 |         |succ| Ok(unsafe { std::mem::transmute(succ) }),
[INFO] [stdout]    |                            -------------------^^^^^^
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |         unsafe { std::mem::transmute(current) },
[INFO] [stdout]    |                  -------------------^^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `f32::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:56:18
[INFO] [stdout]    |
[INFO] [stdout] 56 |         unsafe { std::mem::transmute(new) },
[INFO] [stdout]    |                  -------------------^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: replace this with: `f32::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:61:29
[INFO] [stdout]    |
[INFO] [stdout] 61 |         |fail| Err(unsafe { std::mem::transmute(fail) }),
[INFO] [stdout]    |                             -------------------^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/atomic_float.rs:62:28
[INFO] [stdout]    |
[INFO] [stdout] 62 |         |succ| Ok(unsafe { std::mem::transmute(succ) }),
[INFO] [stdout]    |                            -------------------^^^^^^
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.87s
[INFO] running `Command { std: "docker" "inspect" "c7cd0370334ce16e71d6e50db951a2fcd6af13c6bd982d681309b1473eece9a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7cd0370334ce16e71d6e50db951a2fcd6af13c6bd982d681309b1473eece9a0", kill_on_drop: false }`
[INFO] [stdout] c7cd0370334ce16e71d6e50db951a2fcd6af13c6bd982d681309b1473eece9a0
