[INFO] crate clickhouse-rs 0.1.1 is already in cache
[INFO] extracting crate clickhouse-rs 0.1.1 into work/ex/clippy-test-run/sources/stable/reg/clickhouse-rs/0.1.1
[INFO] extracting crate clickhouse-rs 0.1.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/clickhouse-rs/0.1.1
[INFO] validating manifest of clickhouse-rs-0.1.1 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 clickhouse-rs-0.1.1 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 clickhouse-rs-0.1.1
[INFO] finished frobbing clickhouse-rs-0.1.1
[INFO] frobbed toml for clickhouse-rs-0.1.1 written to work/ex/clippy-test-run/sources/stable/reg/clickhouse-rs/0.1.1/Cargo.toml
[INFO] started frobbing clickhouse-rs-0.1.1
[INFO] finished frobbing clickhouse-rs-0.1.1
[INFO] frobbed toml for clickhouse-rs-0.1.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/clickhouse-rs/0.1.1/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 clickhouse-rs-0.1.1 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/clickhouse-rs/0.1.1:/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] 623e52adb2788b0023fa11bda1fe73260e0e2887b7e560ac7801c54759cc67ce
[INFO] running `"docker" "start" "-a" "623e52adb2788b0023fa11bda1fe73260e0e2887b7e560ac7801c54759cc67ce"`
[INFO] [stderr]    Compiling parse-zoneinfo v0.2.0
[INFO] [stderr]    Compiling chrono-tz v0.5.0
[INFO] [stderr]     Checking clickhouse-rs v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/binary/uvarint.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     return i + 1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^ help: remove `return` as shown: `i + 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/binary/uvarint.rs:21:58
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let actual = super::put_uvarint(&mut buffer[..], 100500);
[INFO] [stderr]    |                                                          ^^^^^^ help: consider: `100_500`
[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: module has the same name as its containing module
[INFO] [stderr]  --> src/block/mod.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | mod block;
[INFO] [stderr]   | ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::module_inception)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/block/block.rs:13:34
[INFO] [stderr]    |
[INFO] [stderr] 13 | const INSERT_BLOCK_SIZE: usize = 1048576;
[INFO] [stderr]    |                                  ^^^^^^^ help: consider: `1_048_576`
[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: unneeded return statement
[INFO] [stderr]   --> src/block/block.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         return true;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/block/block.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         return print_line(f, &titles_len, "\n└", '┴', "┘");
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `print_line(f, &titles_len, "\n└", '┴', "┘")`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/block/block.rs:367:36
[INFO] [stderr]     |
[INFO] [stderr] 367 |         assert_eq!(1, block.chunks(100500).count());
[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]    --> src/block/block.rs:368:54
[INFO] [stderr]     |
[INFO] [stderr] 368 |         assert_eq!(Some(block.clone()), block.chunks(100500).next());
[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]   --> src/column/list.rs:82:44
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let mut list = List::with_capacity(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]   --> src/column/list.rs:84:21
[INFO] [stderr]    |
[INFO] [stderr] 84 |         for i in 0..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: unneeded return statement
[INFO] [stderr]   --> src/column/mod.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         return true;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/binary/uvarint.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     return i + 1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^ help: remove `return` as shown: `i + 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: module has the same name as its containing module
[INFO] [stderr]  --> src/block/mod.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | mod block;
[INFO] [stderr]   | ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::module_inception)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/block/block.rs:13:34
[INFO] [stderr]    |
[INFO] [stderr] 13 | const INSERT_BLOCK_SIZE: usize = 1048576;
[INFO] [stderr]    |                                  ^^^^^^^ help: consider: `1_048_576`
[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: unneeded return statement
[INFO] [stderr]   --> src/block/block.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         return true;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/block/block.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         return print_line(f, &titles_len, "\n└", '┴', "┘");
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `print_line(f, &titles_len, "\n└", '┴', "┘")`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/io/transport.rs:95:17
[INFO] [stderr]    |
[INFO] [stderr] 95 |                 return Err(e);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(e)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/column/mod.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         return true;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/io/transport.rs:95:17
[INFO] [stderr]    |
[INFO] [stderr] 95 |                 return Err(e);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(e)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `binary::encoder::Encoder`
[INFO] [stderr]   --> src/binary/encoder.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | /     pub fn new() -> Encoder {
[INFO] [stderr] 12 | |         Encoder { buffer: Vec::new() }
[INFO] [stderr] 13 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 6  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/binary/parser.rs:51:25
[INFO] [stderr]    |
[INFO] [stderr] 51 |             None => Err(ClickhouseError::UnexpectedPacket.into()),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `ClickhouseError::UnexpectedPacket`
[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: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/binary/read_ex.rs:66:32
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 return Ok(x | ((b as u64) << s));
[INFO] [stderr]    |                                ^^^^^^^^^^ help: try: `u64::from(b)`
[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 u8 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/binary/read_ex.rs:69:18
[INFO] [stderr]    |
[INFO] [stderr] 69 |             x |= ((b & 0x7f) as u64) << s;
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(b & 0x7f)`
[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: manual implementation of an assign operation
[INFO] [stderr]  --> src/binary/uvarint.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         mx = mx >> 7;
[INFO] [stderr]   |         ^^^^^^^^^^^^ help: replace it with: `mx >>= 7`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/block/block.rs:16:34
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn get_index(&self, columns: &Vec<Column>) -> FromSqlResult<usize>;
[INFO] [stderr]    |                                  ^^^^^^^^^^^^ help: change this to: `&[Column]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/block/block.rs:51:19
[INFO] [stderr]    |
[INFO] [stderr] 51 |             info: self.info.clone(),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.info`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/block/block.rs:244:25
[INFO] [stderr]     |
[INFO] [stderr] 244 | fn column_width(column: &Vec<String>) -> usize {
[INFO] [stderr]     |                         ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/block/block.rs:250:11
[INFO] [stderr]     |
[INFO] [stderr] 250 |     lens: &Vec<usize>,
[INFO] [stderr]     |           ^^^^^^^^^^^ help: change this to: `&[usize]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/column/concat.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn check_columns(data: &Vec<BoxColumnData>) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^ help: change this to: `&[BoxColumnData]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/column/list.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         value.into()
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider removing `.into()`: `value`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: large size difference between variants
[INFO] [stderr]   --> src/io/transport.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Yield(Option<Packet<ClickhouseTransport>>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::large_enum_variant)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#large_enum_variant
[INFO] [stderr] help: consider boxing the large fields to reduce the total size of the enum
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Yield(Box<Option<Packet<ClickhouseTransport>>>),
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]    --> src/io/transport.rs:209:25
[INFO] [stderr]     |
[INFO] [stderr] 209 |                         let _ = try_ready!(inner.send());
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         (scratch[0] as u16) | (scratch[1] as u16) << 8
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(scratch[0])`
[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 u16 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 |         (scratch[0] as u16) | (scratch[1] as u16) << 8
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(scratch[1])`
[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/types/unmarshal.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         (scratch[0] as u32)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[0])`
[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/types/unmarshal.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |             | (scratch[1] as u32) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[1])`
[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/types/unmarshal.rs:21:15
[INFO] [stderr]    |
[INFO] [stderr] 21 |             | (scratch[2] as u32) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[2])`
[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/types/unmarshal.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 |             | (scratch[3] as u32) << 24
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[3])`
[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/types/unmarshal.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         (scratch[0] as u64)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[0])`
[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/types/unmarshal.rs:29:15
[INFO] [stderr]    |
[INFO] [stderr] 29 |             | (scratch[1] as u64) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[1])`
[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/types/unmarshal.rs:30:15
[INFO] [stderr]    |
[INFO] [stderr] 30 |             | (scratch[2] as u64) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[2])`
[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/types/unmarshal.rs:31:15
[INFO] [stderr]    |
[INFO] [stderr] 31 |             | (scratch[3] as u64) << 24
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[3])`
[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/types/unmarshal.rs:32:15
[INFO] [stderr]    |
[INFO] [stderr] 32 |             | (scratch[4] as u64) << 32
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[4])`
[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/types/unmarshal.rs:33:15
[INFO] [stderr]    |
[INFO] [stderr] 33 |             | (scratch[5] as u64) << 40
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[5])`
[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/types/unmarshal.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 34 |             | (scratch[6] as u64) << 48
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[6])`
[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/types/unmarshal.rs:35:15
[INFO] [stderr]    |
[INFO] [stderr] 35 |             | (scratch[7] as u64) << 56
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[7])`
[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 i16 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         (scratch[0] as i16) | (scratch[1] as i16) << 8
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `i16::from(scratch[0])`
[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 i16 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:47:31
[INFO] [stderr]    |
[INFO] [stderr] 47 |         (scratch[0] as i16) | (scratch[1] as i16) << 8
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^ help: try: `i16::from(scratch[1])`
[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 i32 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         (scratch[0] as i32)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `i32::from(scratch[0])`
[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 i32 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:54:15
[INFO] [stderr]    |
[INFO] [stderr] 54 |             | (scratch[1] as i32) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i32::from(scratch[1])`
[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 i32 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:55:15
[INFO] [stderr]    |
[INFO] [stderr] 55 |             | (scratch[2] as i32) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i32::from(scratch[2])`
[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 i32 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:56:15
[INFO] [stderr]    |
[INFO] [stderr] 56 |             | (scratch[3] as i32) << 24
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i32::from(scratch[3])`
[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/types/unmarshal.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         (scratch[0] as i64)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[0])`
[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/types/unmarshal.rs:63:15
[INFO] [stderr]    |
[INFO] [stderr] 63 |             | (scratch[1] as i64) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[1])`
[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/types/unmarshal.rs:64:15
[INFO] [stderr]    |
[INFO] [stderr] 64 |             | (scratch[2] as i64) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[2])`
[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/types/unmarshal.rs:65:15
[INFO] [stderr]    |
[INFO] [stderr] 65 |             | (scratch[3] as i64) << 24
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[3])`
[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/types/unmarshal.rs:66:15
[INFO] [stderr]    |
[INFO] [stderr] 66 |             | (scratch[4] as i64) << 32
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[4])`
[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/types/unmarshal.rs:67:15
[INFO] [stderr]    |
[INFO] [stderr] 67 |             | (scratch[5] as i64) << 40
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[5])`
[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/types/unmarshal.rs:68:15
[INFO] [stderr]    |
[INFO] [stderr] 68 |             | (scratch[6] as i64) << 48
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[6])`
[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/types/unmarshal.rs:69:15
[INFO] [stderr]    |
[INFO] [stderr] 69 |             | (scratch[7] as i64) << 56
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[7])`
[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/types/unmarshal.rs:75:20
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let bits = (scratch[0] as u32)
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[0])`
[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/types/unmarshal.rs:76:15
[INFO] [stderr]    |
[INFO] [stderr] 76 |             | (scratch[1] as u32) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[1])`
[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/types/unmarshal.rs:77:15
[INFO] [stderr]    |
[INFO] [stderr] 77 |             | (scratch[2] as u32) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[2])`
[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/types/unmarshal.rs:78:15
[INFO] [stderr]    |
[INFO] [stderr] 78 |             | (scratch[3] as u32) << 24;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[3])`
[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/types/unmarshal.rs:85:20
[INFO] [stderr]    |
[INFO] [stderr] 85 |         let bits = (scratch[0] as u64)
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[0])`
[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/types/unmarshal.rs:86:15
[INFO] [stderr]    |
[INFO] [stderr] 86 |             | (scratch[1] as u64) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[1])`
[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/types/unmarshal.rs:87:15
[INFO] [stderr]    |
[INFO] [stderr] 87 |             | (scratch[2] as u64) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[2])`
[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/types/unmarshal.rs:88:15
[INFO] [stderr]    |
[INFO] [stderr] 88 |             | (scratch[3] as u64) << 24
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[3])`
[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/types/unmarshal.rs:89:15
[INFO] [stderr]    |
[INFO] [stderr] 89 |             | (scratch[4] as u64) << 32
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[4])`
[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/types/unmarshal.rs:90:15
[INFO] [stderr]    |
[INFO] [stderr] 90 |             | (scratch[5] as u64) << 40
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[5])`
[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/types/unmarshal.rs:91:15
[INFO] [stderr]    |
[INFO] [stderr] 91 |             | (scratch[6] as u64) << 48
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[6])`
[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/types/unmarshal.rs:92:15
[INFO] [stderr]    |
[INFO] [stderr] 92 |             | (scratch[7] as u64) << 56;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[7])`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/types/from_sql.rs:95:42
[INFO] [stderr]    |
[INFO] [stderr] 95 |                 let from = SqlType::from(value.clone()).to_string();
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^ help: try removing the `clone` call: `value`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/types/value_ref.rs:73:42
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 let from = SqlType::from(self.clone()).to_string();
[INFO] [stderr]    |                                          ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/types/date_converter.rs:21:33
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let time = tz.timestamp((*self as i64) * 24 * 3600, 0);
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^ help: try: `i64::from(*self)`
[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 i64 may become silently lossy if types change
[INFO] [stderr]   --> src/types/date_converter.rs:36:33
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let time = tz.timestamp(*self as i64, 0);
[INFO] [stderr]    |                                 ^^^^^^^^^^^^ help: try: `i64::from(*self)`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/types/mod.rs:171:22
[INFO] [stderr]     |
[INFO] [stderr] 171 |     pub fn to_string(&self) -> Cow<'static, str> {
[INFO] [stderr]     |                      ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `binary::encoder::Encoder`
[INFO] [stderr]   --> src/binary/encoder.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | /     pub fn new() -> Encoder {
[INFO] [stderr] 12 | |         Encoder { buffer: Vec::new() }
[INFO] [stderr] 13 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 6  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/binary/parser.rs:51:25
[INFO] [stderr]    |
[INFO] [stderr] 51 |             None => Err(ClickhouseError::UnexpectedPacket.into()),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `ClickhouseError::UnexpectedPacket`
[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: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/binary/read_ex.rs:66:32
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 return Ok(x | ((b as u64) << s));
[INFO] [stderr]    |                                ^^^^^^^^^^ help: try: `u64::from(b)`
[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 u8 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/binary/read_ex.rs:69:18
[INFO] [stderr]    |
[INFO] [stderr] 69 |             x |= ((b & 0x7f) as u64) << s;
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(b & 0x7f)`
[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: manual implementation of an assign operation
[INFO] [stderr]  --> src/binary/uvarint.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         mx = mx >> 7;
[INFO] [stderr]   |         ^^^^^^^^^^^^ help: replace it with: `mx >>= 7`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/block/block.rs:16:34
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn get_index(&self, columns: &Vec<Column>) -> FromSqlResult<usize>;
[INFO] [stderr]    |                                  ^^^^^^^^^^^^ help: change this to: `&[Column]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/block/block.rs:51:19
[INFO] [stderr]    |
[INFO] [stderr] 51 |             info: self.info.clone(),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.info`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/block/block.rs:244:25
[INFO] [stderr]     |
[INFO] [stderr] 244 | fn column_width(column: &Vec<String>) -> usize {
[INFO] [stderr]     |                         ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/block/block.rs:250:11
[INFO] [stderr]     |
[INFO] [stderr] 250 |     lens: &Vec<usize>,
[INFO] [stderr]     |           ^^^^^^^^^^^ help: change this to: `&[usize]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]    --> src/block/block.rs:293:13
[INFO] [stderr]     |
[INFO] [stderr] 293 |             Err(_) => panic!("test_read_empty_block"),
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_wild_err_arm)] on by default
[INFO] [stderr]     = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `vec!`
[INFO] [stderr]    --> src/block/block.rs:317:36
[INFO] [stderr]     |
[INFO] [stderr] 317 |         let actual = Block::concat(&vec![block_a, block_b]);
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&[block_a, block_b]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_vec)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/column/concat.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn check_columns(data: &Vec<BoxColumnData>) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^ help: change this to: `&[BoxColumnData]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/column/concat.rs:116:33
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let index = build_index(sizes.iter().map(|x| *x));
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `sizes.iter().cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `vec!`
[INFO] [stderr]    --> src/column/concat.rs:132:31
[INFO] [stderr]     |
[INFO] [stderr] 132 |         assert_eq!(find_chunk(&vec![0], 7), 0);
[INFO] [stderr]     |                               ^^^^^^^^ help: you can use a slice directly: `&[0]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/column/list.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         value.into()
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider removing `.into()`: `value`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `vs`
[INFO] [stderr]   --> src/column/list.rs:98:22
[INFO] [stderr]    |
[INFO] [stderr] 98 |             for i in 0..vs.len() {
[INFO] [stderr]    |                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 98 |             for (i, <item>) in vs.iter().enumerate() {
[INFO] [stderr]    |                 ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]   --> src/column/list.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 assert_eq!(list.at(i), vs[i]);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> src/column/list.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 assert_eq!(list.at(i), vs[i]);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: large size difference between variants
[INFO] [stderr]   --> src/io/transport.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Yield(Option<Packet<ClickhouseTransport>>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::large_enum_variant)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#large_enum_variant
[INFO] [stderr] help: consider boxing the large fields to reduce the total size of the enum
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Yield(Box<Option<Packet<ClickhouseTransport>>>),
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]    --> src/io/transport.rs:209:25
[INFO] [stderr]     |
[INFO] [stderr] 209 |                         let _ = try_ready!(inner.send());
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         (scratch[0] as u16) | (scratch[1] as u16) << 8
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(scratch[0])`
[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 u16 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 |         (scratch[0] as u16) | (scratch[1] as u16) << 8
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(scratch[1])`
[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/types/unmarshal.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         (scratch[0] as u32)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[0])`
[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/types/unmarshal.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |             | (scratch[1] as u32) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[1])`
[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/types/unmarshal.rs:21:15
[INFO] [stderr]    |
[INFO] [stderr] 21 |             | (scratch[2] as u32) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[2])`
[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/types/unmarshal.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 |             | (scratch[3] as u32) << 24
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[3])`
[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/types/unmarshal.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         (scratch[0] as u64)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[0])`
[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/types/unmarshal.rs:29:15
[INFO] [stderr]    |
[INFO] [stderr] 29 |             | (scratch[1] as u64) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[1])`
[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/types/unmarshal.rs:30:15
[INFO] [stderr]    |
[INFO] [stderr] 30 |             | (scratch[2] as u64) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[2])`
[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/types/unmarshal.rs:31:15
[INFO] [stderr]    |
[INFO] [stderr] 31 |             | (scratch[3] as u64) << 24
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[3])`
[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/types/unmarshal.rs:32:15
[INFO] [stderr]    |
[INFO] [stderr] 32 |             | (scratch[4] as u64) << 32
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[4])`
[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/types/unmarshal.rs:33:15
[INFO] [stderr]    |
[INFO] [stderr] 33 |             | (scratch[5] as u64) << 40
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[5])`
[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/types/unmarshal.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 34 |             | (scratch[6] as u64) << 48
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[6])`
[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/types/unmarshal.rs:35:15
[INFO] [stderr]    |
[INFO] [stderr] 35 |             | (scratch[7] as u64) << 56
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[7])`
[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 i16 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         (scratch[0] as i16) | (scratch[1] as i16) << 8
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `i16::from(scratch[0])`
[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 i16 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:47:31
[INFO] [stderr]    |
[INFO] [stderr] 47 |         (scratch[0] as i16) | (scratch[1] as i16) << 8
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^ help: try: `i16::from(scratch[1])`
[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 i32 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         (scratch[0] as i32)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `i32::from(scratch[0])`
[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 i32 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:54:15
[INFO] [stderr]    |
[INFO] [stderr] 54 |             | (scratch[1] as i32) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i32::from(scratch[1])`
[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 i32 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:55:15
[INFO] [stderr]    |
[INFO] [stderr] 55 |             | (scratch[2] as i32) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i32::from(scratch[2])`
[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 i32 may become silently lossy if types change
[INFO] [stderr]   --> src/types/unmarshal.rs:56:15
[INFO] [stderr]    |
[INFO] [stderr] 56 |             | (scratch[3] as i32) << 24
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i32::from(scratch[3])`
[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/types/unmarshal.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         (scratch[0] as i64)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[0])`
[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/types/unmarshal.rs:63:15
[INFO] [stderr]    |
[INFO] [stderr] 63 |             | (scratch[1] as i64) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[1])`
[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/types/unmarshal.rs:64:15
[INFO] [stderr]    |
[INFO] [stderr] 64 |             | (scratch[2] as i64) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[2])`
[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/types/unmarshal.rs:65:15
[INFO] [stderr]    |
[INFO] [stderr] 65 |             | (scratch[3] as i64) << 24
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[3])`
[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/types/unmarshal.rs:66:15
[INFO] [stderr]    |
[INFO] [stderr] 66 |             | (scratch[4] as i64) << 32
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[4])`
[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/types/unmarshal.rs:67:15
[INFO] [stderr]    |
[INFO] [stderr] 67 |             | (scratch[5] as i64) << 40
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[5])`
[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/types/unmarshal.rs:68:15
[INFO] [stderr]    |
[INFO] [stderr] 68 |             | (scratch[6] as i64) << 48
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[6])`
[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/types/unmarshal.rs:69:15
[INFO] [stderr]    |
[INFO] [stderr] 69 |             | (scratch[7] as i64) << 56
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(scratch[7])`
[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/types/unmarshal.rs:75:20
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let bits = (scratch[0] as u32)
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[0])`
[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/types/unmarshal.rs:76:15
[INFO] [stderr]    |
[INFO] [stderr] 76 |             | (scratch[1] as u32) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[1])`
[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/types/unmarshal.rs:77:15
[INFO] [stderr]    |
[INFO] [stderr] 77 |             | (scratch[2] as u32) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[2])`
[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/types/unmarshal.rs:78:15
[INFO] [stderr]    |
[INFO] [stderr] 78 |             | (scratch[3] as u32) << 24;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(scratch[3])`
[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/types/unmarshal.rs:85:20
[INFO] [stderr]    |
[INFO] [stderr] 85 |         let bits = (scratch[0] as u64)
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[0])`
[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/types/unmarshal.rs:86:15
[INFO] [stderr]    |
[INFO] [stderr] 86 |             | (scratch[1] as u64) << 8
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[1])`
[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/types/unmarshal.rs:87:15
[INFO] [stderr]    |
[INFO] [stderr] 87 |             | (scratch[2] as u64) << 16
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[2])`
[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/types/unmarshal.rs:88:15
[INFO] [stderr]    |
[INFO] [stderr] 88 |             | (scratch[3] as u64) << 24
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[3])`
[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/types/unmarshal.rs:89:15
[INFO] [stderr]    |
[INFO] [stderr] 89 |             | (scratch[4] as u64) << 32
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[4])`
[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/types/unmarshal.rs:90:15
[INFO] [stderr]    |
[INFO] [stderr] 90 |             | (scratch[5] as u64) << 40
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[5])`
[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/types/unmarshal.rs:91:15
[INFO] [stderr]    |
[INFO] [stderr] 91 |             | (scratch[6] as u64) << 48
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[6])`
[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/types/unmarshal.rs:92:15
[INFO] [stderr]    |
[INFO] [stderr] 92 |             | (scratch[7] as u64) << 56;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(scratch[7])`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/types/from_sql.rs:95:42
[INFO] [stderr]    |
[INFO] [stderr] 95 |                 let from = SqlType::from(value.clone()).to_string();
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^ help: try removing the `clone` call: `value`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: this lifetime isn't used in the function definition
[INFO] [stderr]    --> src/types/value.rs:161:20
[INFO] [stderr]     |
[INFO] [stderr] 161 |     fn test_into_t<'a, T>(v: Value, x: T)
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::extra_unused_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#extra_unused_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: this lifetime isn't used in the function definition
[INFO] [stderr]    --> src/types/value.rs:170:22
[INFO] [stderr]     |
[INFO] [stderr] 170 |     fn test_from_rnd<'a, T>()
[INFO] [stderr]     |                      ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#extra_unused_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: this lifetime isn't used in the function definition
[INFO] [stderr]    --> src/types/value.rs:183:20
[INFO] [stderr]     |
[INFO] [stderr] 183 |     fn test_from_t<'a, T>(value: T)
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#extra_unused_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/types/value_ref.rs:73:42
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 let from = SqlType::from(self.clone()).to_string();
[INFO] [stderr]    |                                          ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/types/date_converter.rs:21:33
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let time = tz.timestamp((*self as i64) * 24 * 3600, 0);
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^ help: try: `i64::from(*self)`
[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 i64 may become silently lossy if types change
[INFO] [stderr]   --> src/types/date_converter.rs:36:33
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let time = tz.timestamp(*self as i64, 0);
[INFO] [stderr]    |                                 ^^^^^^^^^^^^ help: try: `i64::from(*self)`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/types/mod.rs:171:22
[INFO] [stderr]     |
[INFO] [stderr] 171 |     pub fn to_string(&self) -> Cow<'static, str> {
[INFO] [stderr]     |                      ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `clickhouse-rs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]   --> examples/simple.rs:27:16
[INFO] [stderr]    |
[INFO] [stderr] 27 |               Ok(for row in 0..block.row_count() {
[INFO] [stderr]    |  ________________^
[INFO] [stderr] 28 | |                 let id: u32 = block.get(row, "customer_id")?;
[INFO] [stderr] 29 | |                 let amount: u32 = block.get(row, "amount")?;
[INFO] [stderr] 30 | |                 let name: &str = block.get(row, "account_name")?;
[INFO] [stderr] 31 | |                 println!("Found payment {}: {} {}", id, amount, name);
[INFO] [stderr] 32 | |             })
[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] 27 |             Ok(())
[INFO] [stderr]    |                ^^
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> tests/clickhouse.rs:113:41
[INFO] [stderr]     |
[INFO] [stderr] 113 |         .and_then(move |(_, actual)| Ok(assert_eq!(expected.as_ref(), &actual)))
[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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> tests/clickhouse.rs:228:13
[INFO] [stderr]     |
[INFO] [stderr] 228 |             assert_eq!(2f64, r.get::<f64, _>(0, 0)?);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> tests/clickhouse.rs:228:13
[INFO] [stderr]     |
[INFO] [stderr] 228 |             assert_eq!(2f64, r.get::<f64, _>(0, 0)?);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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]    --> tests/clickhouse.rs:252:16
[INFO] [stderr]     |
[INFO] [stderr] 252 |             Ok(assert_eq!(block, expected))
[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]     = 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]    --> tests/clickhouse.rs:286:40
[INFO] [stderr]     |
[INFO] [stderr] 286 |         .and_then(move |(_, block)| Ok(assert_eq!(&expected, &block)))
[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]     = 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] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `clickhouse-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "623e52adb2788b0023fa11bda1fe73260e0e2887b7e560ac7801c54759cc67ce"`
[INFO] running `"docker" "rm" "-f" "623e52adb2788b0023fa11bda1fe73260e0e2887b7e560ac7801c54759cc67ce"`
[INFO] [stdout] 623e52adb2788b0023fa11bda1fe73260e0e2887b7e560ac7801c54759cc67ce