[INFO] crate easylog 1.2.0 is already in cache
[INFO] extracting crate easylog 1.2.0 into work/ex/clippy-test-run/sources/stable/reg/easylog/1.2.0
[INFO] extracting crate easylog 1.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/easylog/1.2.0
[INFO] validating manifest of easylog-1.2.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of easylog-1.2.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing easylog-1.2.0
[INFO] finished frobbing easylog-1.2.0
[INFO] frobbed toml for easylog-1.2.0 written to work/ex/clippy-test-run/sources/stable/reg/easylog/1.2.0/Cargo.toml
[INFO] started frobbing easylog-1.2.0
[INFO] finished frobbing easylog-1.2.0
[INFO] frobbed toml for easylog-1.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/easylog/1.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting easylog-1.2.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/easylog/1.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 62284c76ae7cd1bdf05e3fbb250462b4924b66fefdc5cafd863148ceba732f6e
[INFO] running `"docker" "start" "-a" "62284c76ae7cd1bdf05e3fbb250462b4924b66fefdc5cafd863148ceba732f6e"`
[INFO] [stderr]     Checking easylog v1.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/log_file.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         return Ok(logfile);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(logfile)`
[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: unneeded return statement
[INFO] [stderr]    --> src/log_file.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 | /         return LogFile {
[INFO] [stderr] 167 | |             max_size: self.max_size.clone(),
[INFO] [stderr] 168 | |             config: self.config.clone(),
[INFO] [stderr] 169 | |             complete_path: self.complete_path.clone(),
[INFO] [stderr] 170 | |             counter: self.counter.clone(),
[INFO] [stderr] 171 | |             file: self.file.try_clone().unwrap(),
[INFO] [stderr] 172 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 166 |         LogFile {
[INFO] [stderr] 167 |             max_size: self.max_size.clone(),
[INFO] [stderr] 168 |             config: self.config.clone(),
[INFO] [stderr] 169 |             complete_path: self.complete_path.clone(),
[INFO] [stderr] 170 |             counter: self.counter.clone(),
[INFO] [stderr] 171 |             file: self.file.try_clone().unwrap(),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/log_file.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |         return meta.len();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `meta.len()`
[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/log_file.rs:225:9
[INFO] [stderr]     |
[INFO] [stderr] 225 |         return result;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[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/log_file.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         return log_msg;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^ help: remove `return` as shown: `log_msg`
[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/log_file.rs:252:5
[INFO] [stderr]     |
[INFO] [stderr] 252 | /     return Ok(LogFile {
[INFO] [stderr] 253 | |         max_size,
[INFO] [stderr] 254 | |         config,
[INFO] [stderr] 255 | |         complete_path: path.clone().to_string(),
[INFO] [stderr] 256 | |         counter,
[INFO] [stderr] 257 | |         file: f,
[INFO] [stderr] 258 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 252 |     Ok(LogFile {
[INFO] [stderr] 253 |         max_size,
[INFO] [stderr] 254 |         config,
[INFO] [stderr] 255 |         complete_path: path.clone().to_string(),
[INFO] [stderr] 256 |         counter,
[INFO] [stderr] 257 |         file: f,
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/log_file.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     return Ok(f);
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(f)`
[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/log_file.rs:276:5
[INFO] [stderr]     |
[INFO] [stderr] 276 |     return timestamp;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `timestamp`
[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/log_file.rs:283:5
[INFO] [stderr]     |
[INFO] [stderr] 283 |     return exist;
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `exist`
[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/log_file.rs:295:5
[INFO] [stderr]     |
[INFO] [stderr] 295 |     return path;
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: remove `return` as shown: `path`
[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/log_file.rs:313:5
[INFO] [stderr]     |
[INFO] [stderr] 313 |     return check;
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `check`
[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/log_file_config.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 | /         return LogFileConfig {
[INFO] [stderr] 27 | |             max_size_in_mb: 1,
[INFO] [stderr] 28 | |             path: String::from("./"),
[INFO] [stderr] 29 | |             name: String::from("logfile_"),
[INFO] [stderr] 30 | |             extension: String::from(".log"),
[INFO] [stderr] 31 | |         };
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 26 |         LogFileConfig {
[INFO] [stderr] 27 |             max_size_in_mb: 1,
[INFO] [stderr] 28 |             path: String::from("./"),
[INFO] [stderr] 29 |             name: String::from("logfile_"),
[INFO] [stderr] 30 |             extension: String::from(".log"),
[INFO] [stderr] 31 |         }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/log_file_config.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 | /         return LogFileConfig {
[INFO] [stderr] 37 | |             max_size_in_mb: self.max_size_in_mb.clone(),
[INFO] [stderr] 38 | |             path: self.path.clone(),
[INFO] [stderr] 39 | |             name: self.name.clone(),
[INFO] [stderr] 40 | |             extension: self.extension.clone(),
[INFO] [stderr] 41 | |         };
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 36 |         LogFileConfig {
[INFO] [stderr] 37 |             max_size_in_mb: self.max_size_in_mb.clone(),
[INFO] [stderr] 38 |             path: self.path.clone(),
[INFO] [stderr] 39 |             name: self.name.clone(),
[INFO] [stderr] 40 |             extension: self.extension.clone(),
[INFO] [stderr] 41 |         }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/log_file.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         return Ok(logfile);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(logfile)`
[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: unneeded return statement
[INFO] [stderr]    --> src/log_file.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 | /         return LogFile {
[INFO] [stderr] 167 | |             max_size: self.max_size.clone(),
[INFO] [stderr] 168 | |             config: self.config.clone(),
[INFO] [stderr] 169 | |             complete_path: self.complete_path.clone(),
[INFO] [stderr] 170 | |             counter: self.counter.clone(),
[INFO] [stderr] 171 | |             file: self.file.try_clone().unwrap(),
[INFO] [stderr] 172 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 166 |         LogFile {
[INFO] [stderr] 167 |             max_size: self.max_size.clone(),
[INFO] [stderr] 168 |             config: self.config.clone(),
[INFO] [stderr] 169 |             complete_path: self.complete_path.clone(),
[INFO] [stderr] 170 |             counter: self.counter.clone(),
[INFO] [stderr] 171 |             file: self.file.try_clone().unwrap(),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/log_file.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |         return meta.len();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `meta.len()`
[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/log_file.rs:225:9
[INFO] [stderr]     |
[INFO] [stderr] 225 |         return result;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[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/log_file.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         return log_msg;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^ help: remove `return` as shown: `log_msg`
[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/log_file.rs:252:5
[INFO] [stderr]     |
[INFO] [stderr] 252 | /     return Ok(LogFile {
[INFO] [stderr] 253 | |         max_size,
[INFO] [stderr] 254 | |         config,
[INFO] [stderr] 255 | |         complete_path: path.clone().to_string(),
[INFO] [stderr] 256 | |         counter,
[INFO] [stderr] 257 | |         file: f,
[INFO] [stderr] 258 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 252 |     Ok(LogFile {
[INFO] [stderr] 253 |         max_size,
[INFO] [stderr] 254 |         config,
[INFO] [stderr] 255 |         complete_path: path.clone().to_string(),
[INFO] [stderr] 256 |         counter,
[INFO] [stderr] 257 |         file: f,
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/log_file.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     return Ok(f);
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(f)`
[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/log_file.rs:276:5
[INFO] [stderr]     |
[INFO] [stderr] 276 |     return timestamp;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `timestamp`
[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/log_file.rs:283:5
[INFO] [stderr]     |
[INFO] [stderr] 283 |     return exist;
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `exist`
[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/log_file.rs:295:5
[INFO] [stderr]     |
[INFO] [stderr] 295 |     return path;
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: remove `return` as shown: `path`
[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/log_file.rs:313:5
[INFO] [stderr]     |
[INFO] [stderr] 313 |     return check;
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `check`
[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/log_file_config.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 | /         return LogFileConfig {
[INFO] [stderr] 27 | |             max_size_in_mb: 1,
[INFO] [stderr] 28 | |             path: String::from("./"),
[INFO] [stderr] 29 | |             name: String::from("logfile_"),
[INFO] [stderr] 30 | |             extension: String::from(".log"),
[INFO] [stderr] 31 | |         };
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 26 |         LogFileConfig {
[INFO] [stderr] 27 |             max_size_in_mb: 1,
[INFO] [stderr] 28 |             path: String::from("./"),
[INFO] [stderr] 29 |             name: String::from("logfile_"),
[INFO] [stderr] 30 |             extension: String::from(".log"),
[INFO] [stderr] 31 |         }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/log_file_config.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 | /         return LogFileConfig {
[INFO] [stderr] 37 | |             max_size_in_mb: self.max_size_in_mb.clone(),
[INFO] [stderr] 38 | |             path: self.path.clone(),
[INFO] [stderr] 39 | |             name: self.name.clone(),
[INFO] [stderr] 40 | |             extension: self.extension.clone(),
[INFO] [stderr] 41 | |         };
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 36 |         LogFileConfig {
[INFO] [stderr] 37 |             max_size_in_mb: self.max_size_in_mb.clone(),
[INFO] [stderr] 38 |             path: self.path.clone(),
[INFO] [stderr] 39 |             name: self.name.clone(),
[INFO] [stderr] 40 |             extension: self.extension.clone(),
[INFO] [stderr] 41 |         }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/log_file.rs:167:23
[INFO] [stderr]     |
[INFO] [stderr] 167 |             max_size: self.max_size.clone(),
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.max_size`
[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: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/log_file.rs:170:22
[INFO] [stderr]     |
[INFO] [stderr] 170 |             counter: self.counter.clone(),
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.counter`
[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] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/log_file.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |         self.file.write(&msg.into_bytes()).unwrap();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::drop` with a reference instead of an owned value. Dropping a reference does nothing.
[INFO] [stderr]    --> src/log_file.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |         drop(&self.file);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::drop_ref)] on by default
[INFO] [stderr] note: argument has type &std::fs::File
[INFO] [stderr]    --> src/log_file.rs:181:14
[INFO] [stderr]     |
[INFO] [stderr] 181 |         drop(&self.file);
[INFO] [stderr]     |              ^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#drop_ref
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/log_file.rs:255:24
[INFO] [stderr]     |
[INFO] [stderr] 255 |         complete_path: path.clone().to_string(),
[INFO] [stderr]     |                        ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::clone_double_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 255 |         complete_path: &(*path).clone().to_string(),
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 255 |         complete_path: &str::clone(path).to_string(),
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `log_file_config::LogFileConfig`
[INFO] [stderr]   --> src/log_file_config.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     pub fn new() -> LogFileConfig {
[INFO] [stderr] 26 | |         return LogFileConfig {
[INFO] [stderr] 27 | |             max_size_in_mb: 1,
[INFO] [stderr] 28 | |             path: String::from("./"),
[INFO] [stderr] ...  |
[INFO] [stderr] 31 | |         };
[INFO] [stderr] 32 | |     }
[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] 2  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/log_file_config.rs:37:29
[INFO] [stderr]    |
[INFO] [stderr] 37 |             max_size_in_mb: self.max_size_in_mb.clone(),
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.max_size_in_mb`
[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] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/log_file.rs:167:23
[INFO] [stderr]     |
[INFO] [stderr] 167 |             max_size: self.max_size.clone(),
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.max_size`
[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: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/log_file.rs:170:22
[INFO] [stderr]     |
[INFO] [stderr] 170 |             counter: self.counter.clone(),
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.counter`
[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] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/log_file.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |         self.file.write(&msg.into_bytes()).unwrap();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::drop` with a reference instead of an owned value. Dropping a reference does nothing.
[INFO] [stderr]    --> src/log_file.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |         drop(&self.file);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::drop_ref)] on by default
[INFO] [stderr] note: argument has type &std::fs::File
[INFO] [stderr]    --> src/log_file.rs:181:14
[INFO] [stderr]     |
[INFO] [stderr] 181 |         drop(&self.file);
[INFO] [stderr]     |              ^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#drop_ref
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `easylog`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/log_file.rs:255:24
[INFO] [stderr]     |
[INFO] [stderr] 255 |         complete_path: path.clone().to_string(),
[INFO] [stderr]     |                        ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::clone_double_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 255 |         complete_path: &(*path).clone().to_string(),
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 255 |         complete_path: &str::clone(path).to_string(),
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `log_file_config::LogFileConfig`
[INFO] [stderr]   --> src/log_file_config.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     pub fn new() -> LogFileConfig {
[INFO] [stderr] 26 | |         return LogFileConfig {
[INFO] [stderr] 27 | |             max_size_in_mb: 1,
[INFO] [stderr] 28 | |             path: String::from("./"),
[INFO] [stderr] ...  |
[INFO] [stderr] 31 | |         };
[INFO] [stderr] 32 | |     }
[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] 2  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/log_file_config.rs:37:29
[INFO] [stderr]    |
[INFO] [stderr] 37 |             max_size_in_mb: self.max_size_in_mb.clone(),
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.max_size_in_mb`
[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] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `easylog`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "62284c76ae7cd1bdf05e3fbb250462b4924b66fefdc5cafd863148ceba732f6e"`
[INFO] running `"docker" "rm" "-f" "62284c76ae7cd1bdf05e3fbb250462b4924b66fefdc5cafd863148ceba732f6e"`
[INFO] [stdout] 62284c76ae7cd1bdf05e3fbb250462b4924b66fefdc5cafd863148ceba732f6e