[INFO] crate serde-pickle 0.4.1 is already in cache [INFO] extracting crate serde-pickle 0.4.1 into work/ex/clippy-test-run/sources/stable/reg/serde-pickle/0.4.1 [INFO] extracting crate serde-pickle 0.4.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/serde-pickle/0.4.1 [INFO] validating manifest of serde-pickle-0.4.1 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 serde-pickle-0.4.1 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 serde-pickle-0.4.1 [INFO] finished frobbing serde-pickle-0.4.1 [INFO] frobbed toml for serde-pickle-0.4.1 written to work/ex/clippy-test-run/sources/stable/reg/serde-pickle/0.4.1/Cargo.toml [INFO] started frobbing serde-pickle-0.4.1 [INFO] finished frobbing serde-pickle-0.4.1 [INFO] frobbed toml for serde-pickle-0.4.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/serde-pickle/0.4.1/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 serde-pickle-0.4.1 against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/serde-pickle/0.4.1:/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] 73cc5d276c45d5581f1b2217d3c09f1adc685d8d1360004960a3f6964fb9d9f7 [INFO] running `"docker" "start" "-a" "73cc5d276c45d5581f1b2217d3c09f1adc685d8d1360004960a3f6964fb9d9f7"` [INFO] [stderr] Checking iter-read v0.1.0 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking serde-pickle v0.4.1 (/opt/crater/workdir) [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/ser.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | writer: writer, [INFO] [stderr] | ^^^^^^^^^^^^^^ help: replace it with: `writer` [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/ser.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | use_proto_3: use_proto_3, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `use_proto_3` [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/de.rs:91:13 [INFO] [stderr] | [INFO] [stderr] 91 | decode_strings: decode_strings, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `decode_strings` [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/de.rs:862:21 [INFO] [stderr] | [INFO] [stderr] 862 | len: len, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `len` [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/de.rs:885:21 [INFO] [stderr] | [INFO] [stderr] 885 | len: len, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `len` [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/value_impls.rs:246:21 [INFO] [stderr] | [INFO] [stderr] 246 | len: len, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `len` [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/value_impls.rs:270:21 [INFO] [stderr] | [INFO] [stderr] 270 | len: len, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `len` [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/value_impls.rs:704:47 [INFO] [stderr] | [INFO] [stderr] 704 | Ok(SerializeTupleVariant { ser: self, variant: variant, state: Vec::with_capacity(len) }) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: replace it with: `variant` [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/value_impls.rs:721:38 [INFO] [stderr] | [INFO] [stderr] 721 | Ok(SerializeMap { ser: self, variant: variant, key: None, state: BTreeMap::new() }) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: replace it with: `variant` [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/ser.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | writer: writer, [INFO] [stderr] | ^^^^^^^^^^^^^^ help: replace it with: `writer` [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/ser.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | use_proto_3: use_proto_3, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `use_proto_3` [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/de.rs:91:13 [INFO] [stderr] | [INFO] [stderr] 91 | decode_strings: decode_strings, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `decode_strings` [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/de.rs:862:21 [INFO] [stderr] | [INFO] [stderr] 862 | len: len, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `len` [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/de.rs:885:21 [INFO] [stderr] | [INFO] [stderr] 885 | len: len, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `len` [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/value_impls.rs:246:21 [INFO] [stderr] | [INFO] [stderr] 246 | len: len, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `len` [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/value_impls.rs:270:21 [INFO] [stderr] | [INFO] [stderr] 270 | len: len, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `len` [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/value_impls.rs:704:47 [INFO] [stderr] | [INFO] [stderr] 704 | Ok(SerializeTupleVariant { ser: self, variant: variant, state: Vec::with_capacity(len) }) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: replace it with: `variant` [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/value_impls.rs:721:38 [INFO] [stderr] | [INFO] [stderr] 721 | Ok(SerializeMap { ser: self, variant: variant, key: None, state: BTreeMap::new() }) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: replace it with: `variant` [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] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:49:19 [INFO] [stderr] | [INFO] [stderr] 49 | #![cfg_attr(test, feature(test))] [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: taken reference of right operand [INFO] [stderr] --> src/ser.rs:123:16 [INFO] [stderr] | [INFO] [stderr] 123 | if bytes.last().unwrap() < &0x80 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^----- [INFO] [stderr] | | [INFO] [stderr] | help: use the right value directly: `0x80` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::op_ref)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] warning: taken reference of right operand [INFO] [stderr] --> src/ser.rs:129:16 [INFO] [stderr] | [INFO] [stderr] 129 | if bytes.last().unwrap() >= &0x80 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^----- [INFO] [stderr] | | [INFO] [stderr] | help: use the right value directly: `0x80` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref [INFO] [stderr] [INFO] [stderr] error: Could not compile `serde-pickle`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: casting i8 to i32 may become silently lossy if types change [INFO] [stderr] --> src/ser.rs:364:51 [INFO] [stderr] | [INFO] [stderr] 364 | self.writer.write_i32::(value as i32).map_err(From::from) [INFO] [stderr] | ^^^^^^^^^^^^ help: try: `i32::from(value)` [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 i16 to i32 may become silently lossy if types change [INFO] [stderr] --> src/ser.rs:375:51 [INFO] [stderr] | [INFO] [stderr] 375 | self.writer.write_i32::(value as i32).map_err(From::from) [INFO] [stderr] | ^^^^^^^^^^^^ help: try: `i32::from(value)` [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 f32 to f64 may become silently lossy if types change [INFO] [stderr] --> src/ser.rs:443:44 [INFO] [stderr] | [INFO] [stderr] 443 | self.writer.write_f64::(value as f64).map_err(From::from) [INFO] [stderr] | ^^^^^^^^^^^^ help: try: `f64::from(value)` [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 u8 to u32 may become silently lossy if types change [INFO] [stderr] --> src/de.rs:142:39 [INFO] [stderr] | [INFO] [stderr] 142 | try!(self.memoize(memo_id as MemoId)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: try: `u32::from(memo_id)` [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 u8 to u32 may become silently lossy if types change [INFO] [stderr] --> src/de.rs:161:35 [INFO] [stderr] | [INFO] [stderr] 161 | let memo_id = try!(self.read_byte()) as MemoId; [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] help: try [INFO] [stderr] | [INFO] [stderr] 161 | let memo_id = u32::from(match $ expr { [INFO] [stderr] 162 | $ crate :: result :: Result :: Ok ( val ) => val , $ crate :: result :: Result [INFO] [stderr] 163 | :: Err ( err ) => { [INFO] [stderr] 164 | return $ crate :: result :: Result :: Err ( [INFO] [stderr] 165 | $ crate :: convert :: From :: from ( err ) ) } }); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: casting i32 to i64 may become silently lossy if types change [INFO] [stderr] --> src/de.rs:211:48 [INFO] [stderr] | [INFO] [stderr] 211 | self.stack.push(Value::I64(LittleEndian::read_i32(&bytes) as i64)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(LittleEndian::read_i32(&bytes))` [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 u8 to i64 may become silently lossy if types change [INFO] [stderr] --> src/de.rs:215:48 [INFO] [stderr] | [INFO] [stderr] 215 | self.stack.push(Value::I64(byte as i64)); [INFO] [stderr] | ^^^^^^^^^^^ help: try: `i64::from(byte)` [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 u16 to i64 may become silently lossy if types change [INFO] [stderr] --> src/de.rs:219:48 [INFO] [stderr] | [INFO] [stderr] 219 | self.stack.push(Value::I64(LittleEndian::read_u16(&bytes) as i64)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(LittleEndian::read_u16(&bytes))` [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: identical conversion [INFO] [stderr] --> src/de.rs:569:58 [INFO] [stderr] | [INFO] [stderr] 569 | None => self.error(ErrorCode::InvalidLiteral(line.into())) [INFO] [stderr] | ^^^^^^^^^^^ help: consider removing `.into()`: `line` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::identity_conversion)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion [INFO] [stderr] [INFO] [stderr] warning: passing a unit value to a function [INFO] [stderr] --> src/de.rs:686:16 [INFO] [stderr] | [INFO] [stderr] 686 | Ok(f(list)) [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] 686 | Ok(()) [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: passing a unit value to a function [INFO] [stderr] --> src/de.rs:710:16 [INFO] [stderr] | [INFO] [stderr] 710 | Ok(f(dict)) [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] 710 | Ok(()) [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: passing a unit value to a function [INFO] [stderr] --> src/de.rs:723:16 [INFO] [stderr] | [INFO] [stderr] 723 | Ok(f(set)) [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] 723 | Ok(()) [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: passing a unit value to a function [INFO] [stderr] --> src/de.rs:747:52 [INFO] [stderr] | [INFO] [stderr] 747 | Some(Value::List(items)) => Ok(self.stack.push(Value::Set(items))), [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] 747 | Some(Value::List(items)) => Ok(()), [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: passing a unit value to a function [INFO] [stderr] --> src/de.rs:753:52 [INFO] [stderr] | [INFO] [stderr] 753 | Some(Value::List(items)) => Ok(self.stack.push(Value::FrozenSet(items))), [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] 753 | Some(Value::List(items)) => Ok(()), [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: casting i8 to i64 may become silently lossy if types change [INFO] [stderr] --> src/value_impls.rs:577:28 [INFO] [stderr] | [INFO] [stderr] 577 | self.serialize_i64(v as i64) [INFO] [stderr] | ^^^^^^^^ help: try: `i64::from(v)` [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/value_impls.rs:582:28 [INFO] [stderr] | [INFO] [stderr] 582 | self.serialize_i64(v as i64) [INFO] [stderr] | ^^^^^^^^ help: try: `i64::from(v)` [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/value_impls.rs:587:28 [INFO] [stderr] | [INFO] [stderr] 587 | self.serialize_i64(v as i64) [INFO] [stderr] | ^^^^^^^^ help: try: `i64::from(v)` [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 u8 to u64 may become silently lossy if types change [INFO] [stderr] --> src/value_impls.rs:597:28 [INFO] [stderr] | [INFO] [stderr] 597 | self.serialize_u64(v as u64) [INFO] [stderr] | ^^^^^^^^ help: try: `u64::from(v)` [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 u16 to u64 may become silently lossy if types change [INFO] [stderr] --> src/value_impls.rs:602:28 [INFO] [stderr] | [INFO] [stderr] 602 | self.serialize_u64(v as u64) [INFO] [stderr] | ^^^^^^^^ help: try: `u64::from(v)` [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/value_impls.rs:607:28 [INFO] [stderr] | [INFO] [stderr] 607 | self.serialize_u64(v as u64) [INFO] [stderr] | ^^^^^^^^ help: try: `u64::from(v)` [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 f32 to f64 may become silently lossy if types change [INFO] [stderr] --> src/value_impls.rs:621:28 [INFO] [stderr] | [INFO] [stderr] 621 | self.serialize_f64(value as f64) [INFO] [stderr] | ^^^^^^^^^^^^ help: try: `f64::from(value)` [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] error: build failed [INFO] running `"docker" "inspect" "73cc5d276c45d5581f1b2217d3c09f1adc685d8d1360004960a3f6964fb9d9f7"` [INFO] running `"docker" "rm" "-f" "73cc5d276c45d5581f1b2217d3c09f1adc685d8d1360004960a3f6964fb9d9f7"` [INFO] [stdout] 73cc5d276c45d5581f1b2217d3c09f1adc685d8d1360004960a3f6964fb9d9f7