[INFO] updating cached repository johnnyasantoss/chat-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/johnnyasantoss/chat-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/johnnyasantoss/chat-rs" "work/ex/clippy-test-run/sources/stable/gh/johnnyasantoss/chat-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/johnnyasantoss/chat-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/johnnyasantoss/chat-rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/johnnyasantoss/chat-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/johnnyasantoss/chat-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9dd9601ed15ecb841483526f9df4192eb4c175a6
[INFO] sha for GitHub repo johnnyasantoss/chat-rs: 9dd9601ed15ecb841483526f9df4192eb4c175a6
[INFO] validating manifest of johnnyasantoss/chat-rs 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 johnnyasantoss/chat-rs 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 johnnyasantoss/chat-rs
[INFO] finished frobbing johnnyasantoss/chat-rs
[INFO] frobbed toml for johnnyasantoss/chat-rs written to work/ex/clippy-test-run/sources/stable/gh/johnnyasantoss/chat-rs/Cargo.toml
[INFO] started frobbing johnnyasantoss/chat-rs
[INFO] finished frobbing johnnyasantoss/chat-rs
[INFO] frobbed toml for johnnyasantoss/chat-rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/johnnyasantoss/chat-rs/Cargo.toml
[INFO] crate johnnyasantoss/chat-rs has a lockfile. skipping
[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 johnnyasantoss/chat-rs against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/johnnyasantoss/chat-rs:/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 -Dclippy::into_iter_on_array" "-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] bd069d650c320a9383c9e794c6b6ee192e9b93ccd9e0022b9ee34c5fc2f71189
[INFO] running `"docker" "start" "-a" "bd069d650c320a9383c9e794c6b6ee192e9b93ccd9e0022b9ee34c5fc2f71189"`
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking chat-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/server.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |             port: port,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `port`
[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:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |             port: port,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `port`
[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: unused import: `Read`
[INFO] [stderr]  --> src/server.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{Read, Write};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/server.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 | /         return Server {
[INFO] [stderr] 24 | |             users: vec![],
[INFO] [stderr] 25 | |             location: location.to_owned(),
[INFO] [stderr] 26 | |             port: port,
[INFO] [stderr] 27 | |         };
[INFO] [stderr]    | |__________^
[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] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 23 |         Server {
[INFO] [stderr] 24 |             users: vec![],
[INFO] [stderr] 25 |             location: location.to_owned(),
[INFO] [stderr] 26 |             port: port,
[INFO] [stderr] 27 |         }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/server.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         return Ok(());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[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/server.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |         return self;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `self`
[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/server.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 |         return self;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `self`
[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/main.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     return app;
[INFO] [stderr]    |     ^^^^^^^^^^^ help: remove `return` as shown: `app`
[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/main.rs:27:22
[INFO] [stderr]    |
[INFO] [stderr] 27 |             Ok(_) => return Ok(()),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[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: unused import: `Read`
[INFO] [stderr]  --> src/server.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{Read, Write};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/server.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 | /         return Server {
[INFO] [stderr] 24 | |             users: vec![],
[INFO] [stderr] 25 | |             location: location.to_owned(),
[INFO] [stderr] 26 | |             port: port,
[INFO] [stderr] 27 | |         };
[INFO] [stderr]    | |__________^
[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] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 23 |         Server {
[INFO] [stderr] 24 |             users: vec![],
[INFO] [stderr] 25 |             location: location.to_owned(),
[INFO] [stderr] 26 |             port: port,
[INFO] [stderr] 27 |         }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/server.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         return Ok(());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[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/server.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |         return self;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `self`
[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/server.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 |         return self;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `self`
[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/main.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     return app;
[INFO] [stderr]    |     ^^^^^^^^^^^ help: remove `return` as shown: `app`
[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/main.rs:27:22
[INFO] [stderr]    |
[INFO] [stderr] 27 |             Ok(_) => return Ok(()),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[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: field is never used: `message`
[INFO] [stderr]  --> src/result.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     message: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `login`
[INFO] [stderr]   --> src/server.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     login: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `status`
[INFO] [stderr]   --> src/server.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     status: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `users`
[INFO] [stderr]   --> src/server.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     users: Vec<&'a User>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `join`
[INFO] [stderr]   --> src/server.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn join(mut self, user: &'a User) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `announce`
[INFO] [stderr]   --> src/server.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn announce(self, user: &'a User) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]  --> src/client.rs:3:42
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn join(server_location: &str, port: &i32) {
[INFO] [stderr]   |                                          ^^^^ help: consider passing by value instead: `i32`
[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: field is never used: `message`
[INFO] [stderr]  --> src/result.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     message: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/server.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             Err(_) => panic!("Failed to bind."),
[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: field is never used: `login`
[INFO] [stderr]   --> src/server.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     login: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `status`
[INFO] [stderr]   --> src/server.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     status: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `users`
[INFO] [stderr]   --> src/server.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     users: Vec<&'a User>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `join`
[INFO] [stderr]   --> src/server.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn join(mut self, user: &'a User) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `announce`
[INFO] [stderr]   --> src/server.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn announce(self, user: &'a User) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/server.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 | /         stream
[INFO] [stderr] 68 | |             .write(b"HTTP/1.0 200 OK\nContent-Type: text/plain\nContent-Length: 5\n\nPong!\n")
[INFO] [stderr] 69 | |             .expect("Write");
[INFO] [stderr]    | |____________________________^
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]  --> src/client.rs:3:42
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn join(server_location: &str, port: &i32) {
[INFO] [stderr]   |                                          ^^^^ help: consider passing by value instead: `i32`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    |
[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]    = 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: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `chat-rs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/server.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             Err(_) => panic!("Failed to bind."),
[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] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/server.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 | /         stream
[INFO] [stderr] 68 | |             .write(b"HTTP/1.0 200 OK\nContent-Type: text/plain\nContent-Length: 5\n\nPong!\n")
[INFO] [stderr] 69 | |             .expect("Write");
[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: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `chat-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "bd069d650c320a9383c9e794c6b6ee192e9b93ccd9e0022b9ee34c5fc2f71189"`
[INFO] running `"docker" "rm" "-f" "bd069d650c320a9383c9e794c6b6ee192e9b93ccd9e0022b9ee34c5fc2f71189"`
[INFO] [stdout] bd069d650c320a9383c9e794c6b6ee192e9b93ccd9e0022b9ee34c5fc2f71189