[INFO] crate firetrap 0.1.0 is already in cache
[INFO] extracting crate firetrap 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/firetrap/0.1.0
[INFO] extracting crate firetrap 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/firetrap/0.1.0
[INFO] validating manifest of firetrap-0.1.0 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 firetrap-0.1.0 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 firetrap-0.1.0
[INFO] finished frobbing firetrap-0.1.0
[INFO] frobbed toml for firetrap-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/firetrap/0.1.0/Cargo.toml
[INFO] started frobbing firetrap-0.1.0
[INFO] finished frobbing firetrap-0.1.0
[INFO] frobbed toml for firetrap-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/firetrap/0.1.0/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 firetrap-0.1.0 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/firetrap/0.1.0:/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] a055b35ce20401a76eba1a8822404903000446a3edccca21a5e18fa0bf30c5f3
[INFO] running `"docker" "start" "-a" "a055b35ce20401a76eba1a8822404903000446a3edccca21a5e18fa0bf30c5f3"`
[INFO] [stderr]     Checking stfu8 v0.2.4
[INFO] [stderr]     Checking pretty_env_logger v0.2.5
[INFO] [stderr]     Checking ftp v3.0.1
[INFO] [stderr]     Checking path_abs v0.4.1
[INFO] [stderr]     Checking firetrap v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server.rs:140:58
[INFO] [stderr]     |
[INFO] [stderr] 140 |                 err.context(FTPErrorKind::UnknownCommand{command: command}).into()
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^ help: replace it with: `command`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server.rs:200:20
[INFO] [stderr]     |
[INFO] [stderr] 200 |         FTPError { inner: inner }
[INFO] [stderr]     |                    ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server.rs:270:13
[INFO] [stderr]     |
[INFO] [stderr] 270 |             storage: storage,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `storage`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/commands.rs:259:31
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 Command::List{path: path}
[INFO] [stderr]     |                               ^^^^^^^^^^ help: replace it with: `path`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/commands.rs:264:31
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 Command::Nlst{path: path}
[INFO] [stderr]     |                               ^^^^^^^^^^ help: replace it with: `path`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/commands.rs:450:22
[INFO] [stderr]     |
[INFO] [stderr] 450 |         ParseError { inner: inner }
[INFO] [stderr]     |                      ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]   --> src/storage.rs:67:30
[INFO] [stderr]    |
[INFO] [stderr] 67 |                permissions = "rwxr-xr-x",
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::write_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_literal
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server.rs:140:58
[INFO] [stderr]     |
[INFO] [stderr] 140 |                 err.context(FTPErrorKind::UnknownCommand{command: command}).into()
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^ help: replace it with: `command`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server.rs:200:20
[INFO] [stderr]     |
[INFO] [stderr] 200 |         FTPError { inner: inner }
[INFO] [stderr]     |                    ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server.rs:270:13
[INFO] [stderr]     |
[INFO] [stderr] 270 |             storage: storage,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `storage`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/commands.rs:259:31
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 Command::List{path: path}
[INFO] [stderr]     |                               ^^^^^^^^^^ help: replace it with: `path`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/commands.rs:264:31
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 Command::Nlst{path: path}
[INFO] [stderr]     |                               ^^^^^^^^^^ help: replace it with: `path`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/commands.rs:450:22
[INFO] [stderr]     |
[INFO] [stderr] 450 |         ParseError { inner: inner }
[INFO] [stderr]     |                      ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]   --> src/storage.rs:67:30
[INFO] [stderr]    |
[INFO] [stderr] 67 |                permissions = "rwxr-xr-x",
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::write_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_literal
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[macro_use] extern crate failure_derive;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:322:33
[INFO] [stderr]     |
[INFO] [stderr] 322 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:349:33
[INFO] [stderr]     |
[INFO] [stderr] 349 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:381:33
[INFO] [stderr]     |
[INFO] [stderr] 381 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:413:33
[INFO] [stderr]     |
[INFO] [stderr] 413 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:863:37
[INFO] [stderr]     |
[INFO] [stderr] 863 |                                     ()
[INFO] [stderr]     |                                     ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:893:37
[INFO] [stderr]     |
[INFO] [stderr] 893 |                                     ()
[INFO] [stderr]     |                                     ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[macro_use] extern crate failure_derive;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:322:33
[INFO] [stderr]     |
[INFO] [stderr] 322 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:349:33
[INFO] [stderr]     |
[INFO] [stderr] 349 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:381:33
[INFO] [stderr]     |
[INFO] [stderr] 381 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:413:33
[INFO] [stderr]     |
[INFO] [stderr] 413 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:863:37
[INFO] [stderr]     |
[INFO] [stderr] 863 |                                     ()
[INFO] [stderr]     |                                     ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/server.rs:893:37
[INFO] [stderr]     |
[INFO] [stderr] 893 |                                     ()
[INFO] [stderr]     |                                     ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/commands.rs:314:28
[INFO] [stderr]     |
[INFO] [stderr] 314 |                 let path = path.into();
[INFO] [stderr]     |                            ^^^^^^^^^^^ help: consider removing `.into()`: `path`
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/storage.rs:142:63
[INFO] [stderr]     |
[INFO] [stderr] 142 |             let fmt = format!("{}\r\n", file.path.file_name().unwrap_or(std::ffi::OsStr::new("")).to_str().unwrap_or(""));
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| std::ffi::OsStr::new(""))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/commands.rs:314:28
[INFO] [stderr]     |
[INFO] [stderr] 314 |                 let path = path.into();
[INFO] [stderr]     |                            ^^^^^^^^^^^ help: consider removing `.into()`: `path`
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/storage.rs:142:63
[INFO] [stderr]     |
[INFO] [stderr] 142 |             let fmt = format!("{}\r\n", file.path.file_name().unwrap_or(std::ffi::OsStr::new("")).to_str().unwrap_or(""));
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| std::ffi::OsStr::new(""))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[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/storage.rs:404:20
[INFO] [stderr]     |
[INFO] [stderr] 404 |         let path = file.path().clone();
[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] 404 |         let path = &(*file.path()).clone();
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 404 |         let path = &std::path::Path::clone(file.path());
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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/storage.rs:427:20
[INFO] [stderr]     |
[INFO] [stderr] 427 |         let path = file.path().clone();
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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] 427 |         let path = &(*file.path()).clone();
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 427 |         let path = &std::path::Path::clone(file.path());
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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/storage.rs:454:20
[INFO] [stderr]     |
[INFO] [stderr] 454 |         let path = file.path().clone();
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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] 454 |         let path = &(*file.path()).clone();
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 454 |         let path = &std::path::Path::clone(file.path());
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `firetrap`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `firetrap::auth::pam`
[INFO] [stderr]  --> examples/pam.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use firetrap::auth::pam;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^ no `pam` in `auth`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `firetrap`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> tests/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let _ = ftp_stream.login(username, password).unwrap();
[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: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> tests/main.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let _ = ftp_stream.login("hoi", "jij").unwrap();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> tests/main.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let _ = ftp_stream.noop().unwrap();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> tests/main.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let _ = ftp_stream.login("hoi", "jij").unwrap();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]    --> tests/main.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let _ = ftp_stream.login("hoi", "jij").unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]    --> tests/main.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     let _ = ftp_stream.login("hoi", "jij").unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]    --> tests/main.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 161 |     let _ = ftp_stream.login("hoi", "jij").unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]    --> tests/main.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let _ = ftp_stream.login("hoi", "jij").unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]    --> tests/main.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     let _ = ftp_stream.login("hoi", "jij").unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]    --> tests/main.rs:223:5
[INFO] [stderr]     |
[INFO] [stderr] 223 |     let _ = ftp_stream.login("hoi", "jij").unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]    --> tests/main.rs:261:5
[INFO] [stderr]     |
[INFO] [stderr] 261 |     let _ = ftp_stream.login("hoi", "jij").unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]    --> tests/main.rs:278:5
[INFO] [stderr]     |
[INFO] [stderr] 278 |     let _ = ftp_stream.login("hoi", "jij").unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a055b35ce20401a76eba1a8822404903000446a3edccca21a5e18fa0bf30c5f3"`
[INFO] running `"docker" "rm" "-f" "a055b35ce20401a76eba1a8822404903000446a3edccca21a5e18fa0bf30c5f3"`
[INFO] [stdout] a055b35ce20401a76eba1a8822404903000446a3edccca21a5e18fa0bf30c5f3