[INFO] updating cached repository jFransham/racketd-client
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jFransham/racketd-client
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jFransham/racketd-client" "work/ex/clippy-test-run/sources/stable/gh/jFransham/racketd-client"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/jFransham/racketd-client'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jFransham/racketd-client" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jFransham/racketd-client"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jFransham/racketd-client'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2149457f788ef963a7af380cf152403924d2dfbe
[INFO] sha for GitHub repo jFransham/racketd-client: 2149457f788ef963a7af380cf152403924d2dfbe
[INFO] validating manifest of jFransham/racketd-client 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 jFransham/racketd-client 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 jFransham/racketd-client
[INFO] finished frobbing jFransham/racketd-client
[INFO] frobbed toml for jFransham/racketd-client written to work/ex/clippy-test-run/sources/stable/gh/jFransham/racketd-client/Cargo.toml
[INFO] started frobbing jFransham/racketd-client
[INFO] finished frobbing jFransham/racketd-client
[INFO] frobbed toml for jFransham/racketd-client written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jFransham/racketd-client/Cargo.toml
[INFO] crate jFransham/racketd-client 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 jFransham/racketd-client 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/gh/jFransham/racketd-client:/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] 3a3b05056d2d4680310c0656d662e5efc79cf9ae3c64b099ce6f8e39ccfa71a1
[INFO] running `"docker" "start" "-a" "3a3b05056d2d4680310c0656d662e5efc79cf9ae3c64b099ce6f8e39ccfa71a1"`
[INFO] [stderr]     Checking serde v0.9.12
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking clap v2.22.1
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling serde_derive v0.9.12
[INFO] [stderr]     Checking serde_json v0.9.9
[INFO] [stderr]     Checking racketd-client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:166:17
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 file: file,
[INFO] [stderr]     |                 ^^^^^^^^^^ help: replace it with: `file`
[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/main.rs:166:17
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 file: file,
[INFO] [stderr]     |                 ^^^^^^^^^^ help: replace it with: `file`
[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: `BufReader`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     BufReader,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread`
[INFO] [stderr]    --> src/main.rs:122:22
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let (stdin_file, thread): (String, _) =  {
[INFO] [stderr]     |                      ^^^^^^ help: consider using `_thread` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of `writeln!(stderr(), ...).unwrap()`. Consider using `eprintln!` instead
[INFO] [stderr]   --> src/main.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     writeln!(stderr(), "Can't find racketd, spawning...").unwrap();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::explicit_write)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 out.write(&buf[..n]).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] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/main.rs:148:36
[INFO] [stderr]     |
[INFO] [stderr] 148 |       let server_stdin_file = if let Some(_) = o_file {
[INFO] [stderr]     |  _____________________________-      ^^^^^^^
[INFO] [stderr] 149 | |         stdin_file.clone()
[INFO] [stderr] 150 | |     } else {
[INFO] [stderr] 151 | |         "/dev/null".into()
[INFO] [stderr] 152 | |     };
[INFO] [stderr]     | |_____- help: try this: `if o_file.is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 161 |     stream.set_read_timeout(Some(Duration::from_secs(10)));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 | /     stream.write(
[INFO] [stderr] 164 | |         serde_json::to_string(
[INFO] [stderr] 165 | |             &ServerInput {
[INFO] [stderr] 166 | |                 file: file,
[INFO] [stderr] ...   |
[INFO] [stderr] 172 | |         ).unwrap().as_bytes()
[INFO] [stderr] 173 | |     ).unwrap();
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/main.rs:170:22
[INFO] [stderr]     |
[INFO] [stderr] 170 |                     .unwrap_or(vec![]),
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| vec![])`
[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: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:185:9
[INFO] [stderr]     |
[INFO] [stderr] 185 |         out.write(&buf[..n]).unwrap();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `racketd-client`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `BufReader`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     BufReader,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread`
[INFO] [stderr]    --> src/main.rs:122:22
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let (stdin_file, thread): (String, _) =  {
[INFO] [stderr]     |                      ^^^^^^ help: consider using `_thread` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of `writeln!(stderr(), ...).unwrap()`. Consider using `eprintln!` instead
[INFO] [stderr]   --> src/main.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     writeln!(stderr(), "Can't find racketd, spawning...").unwrap();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::explicit_write)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 out.write(&buf[..n]).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] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/main.rs:148:36
[INFO] [stderr]     |
[INFO] [stderr] 148 |       let server_stdin_file = if let Some(_) = o_file {
[INFO] [stderr]     |  _____________________________-      ^^^^^^^
[INFO] [stderr] 149 | |         stdin_file.clone()
[INFO] [stderr] 150 | |     } else {
[INFO] [stderr] 151 | |         "/dev/null".into()
[INFO] [stderr] 152 | |     };
[INFO] [stderr]     | |_____- help: try this: `if o_file.is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 161 |     stream.set_read_timeout(Some(Duration::from_secs(10)));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 | /     stream.write(
[INFO] [stderr] 164 | |         serde_json::to_string(
[INFO] [stderr] 165 | |             &ServerInput {
[INFO] [stderr] 166 | |                 file: file,
[INFO] [stderr] ...   |
[INFO] [stderr] 172 | |         ).unwrap().as_bytes()
[INFO] [stderr] 173 | |     ).unwrap();
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/main.rs:170:22
[INFO] [stderr]     |
[INFO] [stderr] 170 |                     .unwrap_or(vec![]),
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| vec![])`
[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: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:185:9
[INFO] [stderr]     |
[INFO] [stderr] 185 |         out.write(&buf[..n]).unwrap();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `racketd-client`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3a3b05056d2d4680310c0656d662e5efc79cf9ae3c64b099ce6f8e39ccfa71a1"`
[INFO] running `"docker" "rm" "-f" "3a3b05056d2d4680310c0656d662e5efc79cf9ae3c64b099ce6f8e39ccfa71a1"`
[INFO] [stdout] 3a3b05056d2d4680310c0656d662e5efc79cf9ae3c64b099ce6f8e39ccfa71a1