[INFO] crate rmp-serialize 0.8.0 is already in cache
[INFO] extracting crate rmp-serialize 0.8.0 into work/ex/clippy-test-run/sources/stable/reg/rmp-serialize/0.8.0
[INFO] extracting crate rmp-serialize 0.8.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rmp-serialize/0.8.0
[INFO] validating manifest of rmp-serialize-0.8.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rmp-serialize-0.8.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rmp-serialize-0.8.0
[INFO] finished frobbing rmp-serialize-0.8.0
[INFO] frobbed toml for rmp-serialize-0.8.0 written to work/ex/clippy-test-run/sources/stable/reg/rmp-serialize/0.8.0/Cargo.toml
[INFO] started frobbing rmp-serialize-0.8.0
[INFO] finished frobbing rmp-serialize-0.8.0
[INFO] frobbed toml for rmp-serialize-0.8.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rmp-serialize/0.8.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting rmp-serialize-0.8.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/rmp-serialize/0.8.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f986a697575d8bb2652ccd8e2ad398ee1c3d321d3fae23a6111d9c8dcb05d0db
[INFO] running `"docker" "start" "-a" "f986a697575d8bb2652ccd8e2ad398ee1c3d321d3fae23a6111d9c8dcb05d0db"`
[INFO] [stderr]     Checking rmp-serialize v0.8.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/decode.rs:98:19
[INFO] [stderr]    |
[INFO] [stderr] 98 |         Decoder { rd: rd }
[INFO] [stderr]    |                   ^^^^^^ help: replace it with: `rd`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/encode.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |             wr: wr,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `wr`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/decode.rs:98:19
[INFO] [stderr]    |
[INFO] [stderr] 98 |         Decoder { rd: rd }
[INFO] [stderr]    |                   ^^^^^^ help: replace it with: `rd`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/encode.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |             wr: wr,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `wr`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/decode.rs:122:12
[INFO] [stderr]     |
[INFO] [stderr] 122 |         Ok(try!(read_nil(&mut self.rd)))
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/decode.rs:122:12
[INFO] [stderr]     |
[INFO] [stderr] 122 |         Ok(try!(read_nil(&mut self.rd)))
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/decode.rs:191:51
[INFO] [stderr]     |
[INFO] [stderr] 191 |         try!(self.rd.read_exact(&mut buf).map_err(|err| Error::InvalidDataRead(err)));
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Error::InvalidDataRead`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/encode.rs:41:41
[INFO] [stderr]    |
[INFO] [stderr] 41 |         write_nil(&mut self.wr).map_err(|err| ValueWriteError::InvalidMarkerWrite(err))
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `ValueWriteError::InvalidMarkerWrite`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/encode.rs:45:47
[INFO] [stderr]    |
[INFO] [stderr] 45 |         write_bool(&mut self.wr, val).map_err(|err| ValueWriteError::InvalidMarkerWrite(err))
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `ValueWriteError::InvalidMarkerWrite`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |         self.emit_u64(val as u64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `u64::from(val)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:53:23
[INFO] [stderr]    |
[INFO] [stderr] 53 |         self.emit_u64(val as u64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `u64::from(val)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:57:23
[INFO] [stderr]    |
[INFO] [stderr] 57 |         self.emit_u64(val as u64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `u64::from(val)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/decode.rs:191:51
[INFO] [stderr]     |
[INFO] [stderr] 191 |         try!(self.rd.read_exact(&mut buf).map_err(|err| Error::InvalidDataRead(err)));
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Error::InvalidDataRead`
[INFO] [stderr]     |
[INFO] [stderr] warning: casting i8 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:70:23
[INFO] [stderr]    |
[INFO] [stderr] 70 |         self.emit_i64(val as i64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `i64::from(val)`
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i16 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:74:23
[INFO] [stderr]    |
[INFO] [stderr] 74 |         self.emit_i64(val as i64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `i64::from(val)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:78:23
[INFO] [stderr]    |
[INFO] [stderr] 78 |         self.emit_i64(val as i64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `i64::from(val)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/encode.rs:41:41
[INFO] [stderr]    |
[INFO] [stderr] 41 |         write_nil(&mut self.wr).map_err(|err| ValueWriteError::InvalidMarkerWrite(err))
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `ValueWriteError::InvalidMarkerWrite`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/encode.rs:45:47
[INFO] [stderr]    |
[INFO] [stderr] 45 |         write_bool(&mut self.wr, val).map_err(|err| ValueWriteError::InvalidMarkerWrite(err))
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `ValueWriteError::InvalidMarkerWrite`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |         self.emit_u64(val as u64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `u64::from(val)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:53:23
[INFO] [stderr]    |
[INFO] [stderr] 53 |         self.emit_u64(val as u64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `u64::from(val)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:57:23
[INFO] [stderr]    |
[INFO] [stderr] 57 |         self.emit_u64(val as u64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `u64::from(val)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i8 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:70:23
[INFO] [stderr]    |
[INFO] [stderr] 70 |         self.emit_i64(val as i64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `i64::from(val)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i16 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:74:23
[INFO] [stderr]    |
[INFO] [stderr] 74 |         self.emit_i64(val as i64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `i64::from(val)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/encode.rs:78:23
[INFO] [stderr]    |
[INFO] [stderr] 78 |         self.emit_i64(val as i64)
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `i64::from(val)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/encoder.rs:76:15
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let val = 4294967295u32;
[INFO] [stderr]    |               ^^^^^^^^^^^^^ help: consider: `4_294_967_295u32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/encoder.rs:86:15
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let val = 18446744073709551615u64;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^ help: consider: `18_446_744_073_709_551_615u64`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> tests/encoder.rs:126:16
[INFO] [stderr]     |
[INFO] [stderr] 126 |     let val = -2147483648i32;
[INFO] [stderr]     |                ^^^^^^^^^^^^^ help: consider: `2_147_483_648i32`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> tests/encoder.rs:136:16
[INFO] [stderr]     |
[INFO] [stderr] 136 |     let val = -9223372036854775808i64;
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^ help: consider: `9_223_372_036_854_775_808i64`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> tests/encoder.rs:146:15
[INFO] [stderr]     |
[INFO] [stderr] 146 |     let val = 3.4028234e38_f32;
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^ help: consider: `3.402_823_4e38_f32`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> tests/encoder.rs:190:40
[INFO] [stderr]     |
[INFO] [stderr] 190 |     let val = Decoded { id: 42, value: 100500 };
[INFO] [stderr]     |                                        ^^^^^^ help: consider: `100_500`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> tests/encoder.rs:200:23
[INFO] [stderr]     |
[INFO] [stderr] 200 |     let val = (42u32, 100500u32);
[INFO] [stderr]     |                       ^^^^^^^^^ help: consider: `100_500u32`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let val =`
[INFO] [stderr]   --> tests/encoder.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let val = ();
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_unit_value)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]   --> tests/encoder.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     val.encode(&mut Encoder::new(&mut &mut buf[..])).ok().unwrap();
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]    |
[INFO] [stderr] 13 |     ().encode(&mut Encoder::new(&mut &mut buf[..])).ok().unwrap();
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let val =`
[INFO] [stderr]   --> tests/encoder.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let val = ();
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]   --> tests/encoder.rs:24:11
[INFO] [stderr]    |
[INFO] [stderr] 24 |     match val.encode(&mut Encoder::new(&mut &mut buf[..])) {
[INFO] [stderr]    |           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]    |
[INFO] [stderr] 24 |     match ().encode(&mut Encoder::new(&mut &mut buf[..])) {
[INFO] [stderr]    |           ^^
[INFO] [stderr] 
[INFO] [stderr] warning: float has excessive precision
[INFO] [stderr]    --> tests/encoder.rs:146:15
[INFO] [stderr]     |
[INFO] [stderr] 146 |     let val = 3.4028234e38_f32;
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `3.402_823_5e38`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::excessive_precision)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `"docker" "inspect" "f986a697575d8bb2652ccd8e2ad398ee1c3d321d3fae23a6111d9c8dcb05d0db"`
[INFO] running `"docker" "rm" "-f" "f986a697575d8bb2652ccd8e2ad398ee1c3d321d3fae23a6111d9c8dcb05d0db"`
[INFO] [stdout] f986a697575d8bb2652ccd8e2ad398ee1c3d321d3fae23a6111d9c8dcb05d0db