[INFO] fetching crate compiler_builtins 0.1.160...
[INFO] checking compiler_builtins-0.1.160 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate compiler_builtins 0.1.160 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate compiler_builtins 0.1.160
[INFO] finished tweaking crates.io crate compiler_builtins 0.1.160
[INFO] tweaked toml for crates.io crate compiler_builtins 0.1.160 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate compiler_builtins 0.1.160 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate compiler_builtins 0.1.160 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1991ef65debd1154136ae53b3dd18dd41ad7ed25d2831c6722c6246f779905f0
[INFO] running `Command { std: "docker" "start" "-a" "1991ef65debd1154136ae53b3dd18dd41ad7ed25d2831c6722c6246f779905f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1991ef65debd1154136ae53b3dd18dd41ad7ed25d2831c6722c6246f779905f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1991ef65debd1154136ae53b3dd18dd41ad7ed25d2831c6722c6246f779905f0", kill_on_drop: false }`
[INFO] [stdout] 1991ef65debd1154136ae53b3dd18dd41ad7ed25d2831c6722c6246f779905f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e43af6725899373b34a9d069bce084bb8953b243ad880a57bac3ce7481d17c03
[INFO] running `Command { std: "docker" "start" "-a" "e43af6725899373b34a9d069bce084bb8953b243ad880a57bac3ce7481d17c03", kill_on_drop: false }`
[INFO] [stderr]    Compiling compiler_builtins v0.1.160 (/opt/rustwide/workdir)
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/conv.rs:169:45
[INFO] [stdout]     |
[INFO] [stdout] 169 |         let d1: u32 = (i_m >> (u128::BITS - f32::BITS - f32::SIG_BITS - 1)).cast_lossy();
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 169 -         let d1: u32 = (i_m >> (u128::BITS - f32::BITS - f32::SIG_BITS - 1)).cast_lossy();
[INFO] [stdout] 169 +         let d1: u32 = (i_m >> (u128::BITS - <f32 as float::traits::Float>::BITS - f32::SIG_BITS - 1)).cast_lossy();
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f32::<impl f32>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/conv.rs:173:31
[INFO] [stdout]     |
[INFO] [stdout] 173 |         let d2: u32 = (i_m << f32::BITS >> f32::BITS != 0).into();
[INFO] [stdout]     |                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 173 -         let d2: u32 = (i_m << f32::BITS >> f32::BITS != 0).into();
[INFO] [stdout] 173 +         let d2: u32 = (i_m << <f32 as float::traits::Float>::BITS >> f32::BITS != 0).into();
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f32::<impl f32>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/conv.rs:173:44
[INFO] [stdout]     |
[INFO] [stdout] 173 |         let d2: u32 = (i_m << f32::BITS >> f32::BITS != 0).into();
[INFO] [stdout]     |                                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 173 -         let d2: u32 = (i_m << f32::BITS >> f32::BITS != 0).into();
[INFO] [stdout] 173 +         let d2: u32 = (i_m << f32::BITS >> <f32 as float::traits::Float>::BITS != 0).into();
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f32::<impl f32>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/float/sub.rs:6:69
[INFO] [stdout]    |
[INFO] [stdout]  6 |         crate::float::add::__addsf3(a, f32::from_bits(b.to_bits() ^ f32::SIGN_MASK))
[INFO] [stdout]    |                                                                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]    |
[INFO] [stdout]  6 -         crate::float::add::__addsf3(a, f32::from_bits(b.to_bits() ^ f32::SIGN_MASK))
[INFO] [stdout]  6 +         crate::float::add::__addsf3(a, f32::from_bits(b.to_bits() ^ <f32 as float::traits::Float>::SIGN_MASK))
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f32::<impl f32>::SIGN_MASK`
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 + #![feature(float_masks)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/float/sub.rs:11:69
[INFO] [stdout]    |
[INFO] [stdout] 11 |         crate::float::add::__adddf3(a, f64::from_bits(b.to_bits() ^ f64::SIGN_MASK))
[INFO] [stdout]    |                                                                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]    |
[INFO] [stdout] 11 -         crate::float::add::__adddf3(a, f64::from_bits(b.to_bits() ^ f64::SIGN_MASK))
[INFO] [stdout] 11 +         crate::float::add::__adddf3(a, f64::from_bits(b.to_bits() ^ <f64 as float::traits::Float>::SIGN_MASK))
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f64::<impl f64>::SIGN_MASK`
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 + #![feature(float_masks)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/float/sub.rs:22:51
[INFO] [stdout]    |
[INFO] [stdout] 22 |         __addtf3(a, f128::from_bits(b.to_bits() ^ f128::SIGN_MASK))
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]    |
[INFO] [stdout] 22 -         __addtf3(a, f128::from_bits(b.to_bits() ^ f128::SIGN_MASK))
[INFO] [stdout] 22 +         __addtf3(a, f128::from_bits(b.to_bits() ^ <f128 as float::traits::Float>::SIGN_MASK))
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f128::<impl f128>::SIGN_MASK`
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 + #![feature(float_masks)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:118:48
[INFO] [stdout]     |
[INFO] [stdout] 118 |             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout]     |                                                ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 | float_impl!(f16, u16, i16, i8, 16, 10);
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 118 -             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout] 118 +             const SIGN_MASK: Self::Int = 1 << (<f16 as float::traits::Float>::BITS - 1);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f16::<impl f16>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:121:43
[INFO] [stdout]     |
[INFO] [stdout] 121 |             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 | float_impl!(f16, u16, i16, i8, 16, 10);
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 121 -             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout] 121 +             const EXP_MASK: Self::Int = !(<f16 as float::traits::Float>::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f16::<impl f16>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:165:50
[INFO] [stdout]     |
[INFO] [stdout] 165 |                     ((negative as Self::Int) << (Self::BITS - 1))
[INFO] [stdout]     |                                                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 | float_impl!(f16, u16, i16, i8, 16, 10);
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 165 -                     ((negative as Self::Int) << (Self::BITS - 1))
[INFO] [stdout] 165 +                     ((negative as Self::Int) << (<f16 as float::traits::Float>::BITS - 1))
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f16::<impl f16>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:118:48
[INFO] [stdout]     |
[INFO] [stdout] 118 |             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout]     |                                                ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 | float_impl!(f32, u32, i32, i16, 32, 23);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 118 -             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout] 118 +             const SIGN_MASK: Self::Int = 1 << (<f32 as float::traits::Float>::BITS - 1);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f32::<impl f32>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:121:43
[INFO] [stdout]     |
[INFO] [stdout] 121 |             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 | float_impl!(f32, u32, i32, i16, 32, 23);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 121 -             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout] 121 +             const EXP_MASK: Self::Int = !(<f32 as float::traits::Float>::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f32::<impl f32>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:165:50
[INFO] [stdout]     |
[INFO] [stdout] 165 |                     ((negative as Self::Int) << (Self::BITS - 1))
[INFO] [stdout]     |                                                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 | float_impl!(f32, u32, i32, i16, 32, 23);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 165 -                     ((negative as Self::Int) << (Self::BITS - 1))
[INFO] [stdout] 165 +                     ((negative as Self::Int) << (<f32 as float::traits::Float>::BITS - 1))
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f32::<impl f32>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:118:48
[INFO] [stdout]     |
[INFO] [stdout] 118 |             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout]     |                                                ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 | float_impl!(f64, u64, i64, i16, 64, 52);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 118 -             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout] 118 +             const SIGN_MASK: Self::Int = 1 << (<f64 as float::traits::Float>::BITS - 1);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f64::<impl f64>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:121:43
[INFO] [stdout]     |
[INFO] [stdout] 121 |             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 | float_impl!(f64, u64, i64, i16, 64, 52);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 121 -             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout] 121 +             const EXP_MASK: Self::Int = !(<f64 as float::traits::Float>::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f64::<impl f64>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:165:50
[INFO] [stdout]     |
[INFO] [stdout] 165 |                     ((negative as Self::Int) << (Self::BITS - 1))
[INFO] [stdout]     |                                                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 | float_impl!(f64, u64, i64, i16, 64, 52);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 165 -                     ((negative as Self::Int) << (Self::BITS - 1))
[INFO] [stdout] 165 +                     ((negative as Self::Int) << (<f64 as float::traits::Float>::BITS - 1))
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f64::<impl f64>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:118:48
[INFO] [stdout]     |
[INFO] [stdout] 118 |             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout]     |                                                ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 | float_impl!(f128, u128, i128, i16, 128, 112);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 118 -             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout] 118 +             const SIGN_MASK: Self::Int = 1 << (<f128 as float::traits::Float>::BITS - 1);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f128::<impl f128>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:121:43
[INFO] [stdout]     |
[INFO] [stdout] 121 |             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 | float_impl!(f128, u128, i128, i16, 128, 112);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 121 -             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout] 121 +             const EXP_MASK: Self::Int = !(<f128 as float::traits::Float>::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f128::<impl f128>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/float/traits.rs:165:50
[INFO] [stdout]     |
[INFO] [stdout] 165 |                     ((negative as Self::Int) << (Self::BITS - 1))
[INFO] [stdout]     |                                                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 | float_impl!(f128, u128, i128, i16, 128, 112);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 165 -                     ((negative as Self::Int) << (Self::BITS - 1))
[INFO] [stdout] 165 +                     ((negative as Self::Int) << (<f128 as float::traits::Float>::BITS - 1))
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f128::<impl f128>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:222:68
[INFO] [stdout]     |
[INFO] [stdout] 222 |               const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | Self::SIGN_MASK);
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 300 | / float_impl!(
[INFO] [stdout] 301 | |     f16,
[INFO] [stdout] 302 | |     u16,
[INFO] [stdout] 303 | |     i16,
[INFO] [stdout] ...   |
[INFO] [stdout] 309 | |     fmaf16
[INFO] [stdout] 310 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 222 -             const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | Self::SIGN_MASK);
[INFO] [stdout] 222 +             const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | <f16 as float_traits::Float>::SIGN_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f16::<impl f16>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:238:48
[INFO] [stdout]     |
[INFO] [stdout] 238 |               const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout]     |                                                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 300 | / float_impl!(
[INFO] [stdout] 301 | |     f16,
[INFO] [stdout] 302 | |     u16,
[INFO] [stdout] 303 | |     i16,
[INFO] [stdout] ...   |
[INFO] [stdout] 309 | |     fmaf16
[INFO] [stdout] 310 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 238 -             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout] 238 +             const SIGN_MASK: Self::Int = 1 << (<f16 as float_traits::Float>::BITS - 1);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f16::<impl f16>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:240:43
[INFO] [stdout]     |
[INFO] [stdout] 240 |               const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 300 | / float_impl!(
[INFO] [stdout] 301 | |     f16,
[INFO] [stdout] 302 | |     u16,
[INFO] [stdout] 303 | |     i16,
[INFO] [stdout] ...   |
[INFO] [stdout] 309 | |     fmaf16
[INFO] [stdout] 310 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 240 -             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout] 240 +             const EXP_MASK: Self::Int = !(<f16 as float_traits::Float>::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f16::<impl f16>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:222:68
[INFO] [stdout]     |
[INFO] [stdout] 222 |               const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | Self::SIGN_MASK);
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 | / float_impl!(
[INFO] [stdout] 312 | |     f32,
[INFO] [stdout] 313 | |     u32,
[INFO] [stdout] 314 | |     i32,
[INFO] [stdout] ...   |
[INFO] [stdout] 320 | |     fmaf32
[INFO] [stdout] 321 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 222 -             const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | Self::SIGN_MASK);
[INFO] [stdout] 222 +             const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | <f32 as float_traits::Float>::SIGN_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f32::<impl f32>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:238:48
[INFO] [stdout]     |
[INFO] [stdout] 238 |               const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout]     |                                                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 | / float_impl!(
[INFO] [stdout] 312 | |     f32,
[INFO] [stdout] 313 | |     u32,
[INFO] [stdout] 314 | |     i32,
[INFO] [stdout] ...   |
[INFO] [stdout] 320 | |     fmaf32
[INFO] [stdout] 321 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 238 -             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout] 238 +             const SIGN_MASK: Self::Int = 1 << (<f32 as float_traits::Float>::BITS - 1);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f32::<impl f32>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:240:43
[INFO] [stdout]     |
[INFO] [stdout] 240 |               const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 | / float_impl!(
[INFO] [stdout] 312 | |     f32,
[INFO] [stdout] 313 | |     u32,
[INFO] [stdout] 314 | |     i32,
[INFO] [stdout] ...   |
[INFO] [stdout] 320 | |     fmaf32
[INFO] [stdout] 321 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 240 -             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout] 240 +             const EXP_MASK: Self::Int = !(<f32 as float_traits::Float>::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f32::<impl f32>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:222:68
[INFO] [stdout]     |
[INFO] [stdout] 222 |               const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | Self::SIGN_MASK);
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 322 | / float_impl!(
[INFO] [stdout] 323 | |     f64,
[INFO] [stdout] 324 | |     u64,
[INFO] [stdout] 325 | |     i64,
[INFO] [stdout] ...   |
[INFO] [stdout] 331 | |     fmaf64
[INFO] [stdout] 332 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 222 -             const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | Self::SIGN_MASK);
[INFO] [stdout] 222 +             const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | <f64 as float_traits::Float>::SIGN_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f64::<impl f64>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:238:48
[INFO] [stdout]     |
[INFO] [stdout] 238 |               const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout]     |                                                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 322 | / float_impl!(
[INFO] [stdout] 323 | |     f64,
[INFO] [stdout] 324 | |     u64,
[INFO] [stdout] 325 | |     i64,
[INFO] [stdout] ...   |
[INFO] [stdout] 331 | |     fmaf64
[INFO] [stdout] 332 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 238 -             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout] 238 +             const SIGN_MASK: Self::Int = 1 << (<f64 as float_traits::Float>::BITS - 1);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f64::<impl f64>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:240:43
[INFO] [stdout]     |
[INFO] [stdout] 240 |               const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 322 | / float_impl!(
[INFO] [stdout] 323 | |     f64,
[INFO] [stdout] 324 | |     u64,
[INFO] [stdout] 325 | |     i64,
[INFO] [stdout] ...   |
[INFO] [stdout] 331 | |     fmaf64
[INFO] [stdout] 332 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 240 -             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout] 240 +             const EXP_MASK: Self::Int = !(<f64 as float_traits::Float>::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f64::<impl f64>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:222:68
[INFO] [stdout]     |
[INFO] [stdout] 222 |               const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | Self::SIGN_MASK);
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | / float_impl!(
[INFO] [stdout] 335 | |     f128,
[INFO] [stdout] 336 | |     u128,
[INFO] [stdout] 337 | |     i128,
[INFO] [stdout] ...   |
[INFO] [stdout] 343 | |     fmaf128
[INFO] [stdout] 344 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 222 -             const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | Self::SIGN_MASK);
[INFO] [stdout] 222 +             const NEG_NAN: Self = $from_bits($to_bits(Self::NAN) | <f128 as float_traits::Float>::SIGN_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f128::<impl f128>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:238:48
[INFO] [stdout]     |
[INFO] [stdout] 238 |               const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout]     |                                                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | / float_impl!(
[INFO] [stdout] 335 | |     f128,
[INFO] [stdout] 336 | |     u128,
[INFO] [stdout] 337 | |     i128,
[INFO] [stdout] ...   |
[INFO] [stdout] 343 | |     fmaf128
[INFO] [stdout] 344 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 238 -             const SIGN_MASK: Self::Int = 1 << (Self::BITS - 1);
[INFO] [stdout] 238 +             const SIGN_MASK: Self::Int = 1 << (<f128 as float_traits::Float>::BITS - 1);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_bits_const)]` to the crate attributes to enable `f128::<impl f128>::BITS`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_bits_const)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:240:43
[INFO] [stdout]     |
[INFO] [stdout] 240 |               const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | / float_impl!(
[INFO] [stdout] 335 | |     f128,
[INFO] [stdout] 336 | |     u128,
[INFO] [stdout] 337 | |     i128,
[INFO] [stdout] ...   |
[INFO] [stdout] 343 | |     fmaf128
[INFO] [stdout] 344 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]     |
[INFO] [stdout] 240 -             const EXP_MASK: Self::Int = !(Self::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout] 240 +             const EXP_MASK: Self::Int = !(<f128 as float_traits::Float>::SIGN_MASK | Self::SIG_MASK);
[INFO] [stdout]     |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f128::<impl f128>::SIGN_MASK`
[INFO] [stdout]    --> src/lib.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout]  39 + #![feature(float_masks)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated constant with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/math/libm_math/cbrt.rs:49:29
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let ix: u64 = hx & !f64::SIGN_MASK;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: use the fully qualified path to the associated const
[INFO] [stdout]    |
[INFO] [stdout] 49 -         let ix: u64 = hx & !f64::SIGN_MASK;
[INFO] [stdout] 49 +         let ix: u64 = hx & !<f64 as float_traits::Float>::SIGN_MASK;
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(float_masks)]` to the crate attributes to enable `f64::<impl f64>::SIGN_MASK`
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 + #![feature(float_masks)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:282:25
[INFO] [stdout]     |
[INFO] [stdout] 282 |                           unsafe{ core::intrinsics::$fma_intrinsic(self, y, z) }
[INFO] [stdout]     |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 300 | / float_impl!(
[INFO] [stdout] 301 | |     f16,
[INFO] [stdout] 302 | |     u16,
[INFO] [stdout] 303 | |     i16,
[INFO] [stdout] ...   |
[INFO] [stdout] 309 | |     fmaf16
[INFO] [stdout] 310 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:282:25
[INFO] [stdout]     |
[INFO] [stdout] 282 |                           unsafe{ core::intrinsics::$fma_intrinsic(self, y, z) }
[INFO] [stdout]     |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 311 | / float_impl!(
[INFO] [stdout] 312 | |     f32,
[INFO] [stdout] 313 | |     u32,
[INFO] [stdout] 314 | |     i32,
[INFO] [stdout] ...   |
[INFO] [stdout] 320 | |     fmaf32
[INFO] [stdout] 321 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:282:25
[INFO] [stdout]     |
[INFO] [stdout] 282 |                           unsafe{ core::intrinsics::$fma_intrinsic(self, y, z) }
[INFO] [stdout]     |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 322 | / float_impl!(
[INFO] [stdout] 323 | |     f64,
[INFO] [stdout] 324 | |     u64,
[INFO] [stdout] 325 | |     i64,
[INFO] [stdout] ...   |
[INFO] [stdout] 331 | |     fmaf64
[INFO] [stdout] 332 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:282:25
[INFO] [stdout]     |
[INFO] [stdout] 282 |                           unsafe{ core::intrinsics::$fma_intrinsic(self, y, z) }
[INFO] [stdout]     |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 334 | / float_impl!(
[INFO] [stdout] 335 | |     f128,
[INFO] [stdout] 336 | |     u128,
[INFO] [stdout] 337 | |     i128,
[INFO] [stdout] ...   |
[INFO] [stdout] 343 | |     fmaf128
[INFO] [stdout] 344 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `float_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/math/libm_math/arch/x86/detect.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     unsafe {
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/math/libm_math/arch/x86/detect.rs:75:40
[INFO] [stdout]    |
[INFO] [stdout] 75 |     let CpuidResult { ecx, edx, .. } = unsafe { __cpuid(0x0000_0001_u32) };
[INFO] [stdout]    |                                        ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/math/libm_math/arch/x86/detect.rs:85:44
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let CpuidResult { ebx, edx, .. } = unsafe { __cpuid(0x0000_0007_u32) };
[INFO] [stdout]    |                                            ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/math/libm_math/arch/x86/detect.rs:89:39
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let CpuidResult { eax, .. } = unsafe { __cpuid_count(0x0000_0007_u32, 0x0000_0001_u32) };
[INFO] [stdout]    |                                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/math/libm_math/arch/x86/detect.rs:96:35
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let extended_max_basic_leaf = unsafe { __cpuid(0x8000_0000_u32) }.eax;
[INFO] [stdout]    |                                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/math/libm_math/arch/x86/detect.rs:101:39
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let CpuidResult { ecx, .. } = unsafe { __cpuid(0x8000_0001_u32) };
[INFO] [stdout]     |                                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "e43af6725899373b34a9d069bce084bb8953b243ad880a57bac3ce7481d17c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e43af6725899373b34a9d069bce084bb8953b243ad880a57bac3ce7481d17c03", kill_on_drop: false }`
[INFO] [stdout] e43af6725899373b34a9d069bce084bb8953b243ad880a57bac3ce7481d17c03
