[INFO] updating cached repository lunchboxav/rust-basic-tcp-server [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/lunchboxav/rust-basic-tcp-server [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/lunchboxav/rust-basic-tcp-server" "work/ex/clippy-test-run/sources/stable/gh/lunchboxav/rust-basic-tcp-server"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/lunchboxav/rust-basic-tcp-server'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/lunchboxav/rust-basic-tcp-server" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/lunchboxav/rust-basic-tcp-server"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/lunchboxav/rust-basic-tcp-server'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 00a98cbeb29569a036b8de241097dd84ba48b9ab [INFO] sha for GitHub repo lunchboxav/rust-basic-tcp-server: 00a98cbeb29569a036b8de241097dd84ba48b9ab [INFO] validating manifest of lunchboxav/rust-basic-tcp-server 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 lunchboxav/rust-basic-tcp-server 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 lunchboxav/rust-basic-tcp-server [INFO] finished frobbing lunchboxav/rust-basic-tcp-server [INFO] frobbed toml for lunchboxav/rust-basic-tcp-server written to work/ex/clippy-test-run/sources/stable/gh/lunchboxav/rust-basic-tcp-server/Cargo.toml [INFO] started frobbing lunchboxav/rust-basic-tcp-server [INFO] finished frobbing lunchboxav/rust-basic-tcp-server [INFO] frobbed toml for lunchboxav/rust-basic-tcp-server written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/lunchboxav/rust-basic-tcp-server/Cargo.toml [INFO] crate lunchboxav/rust-basic-tcp-server 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 lunchboxav/rust-basic-tcp-server against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/lunchboxav/rust-basic-tcp-server:/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] 29c0994c9354b6af316cb7fb0f977e2ee8f05531615cd9847b837b238bd8481d [INFO] running `"docker" "start" "-a" "29c0994c9354b6af316cb7fb0f977e2ee8f05531615cd9847b837b238bd8481d"` [INFO] [stderr] Checking simple-server v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/main.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | stream.write(response.as_bytes()).expect("Response failed"); [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: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/main.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | stream.write(response.as_bytes()).expect("Response failed"); [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: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/main.rs:80:5 [INFO] [stderr] | [INFO] [stderr] 80 | stream.write(response.as_bytes()).expect("Response failed"); [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: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/main.rs:85:5 [INFO] [stderr] | [INFO] [stderr] 85 | stream.write(response).expect("Write failed"); [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: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:117:53 [INFO] [stderr] | [INFO] [stderr] 117 | let reqs: Vec<&str> = request.split(" ").collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `' '` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_char_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:133:39 [INFO] [stderr] | [INFO] [stderr] 133 | let args: Vec<&str> = y.split("&").collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `'&'` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:134:46 [INFO] [stderr] | [INFO] [stderr] 134 | let arg1_: Vec<&str> = args[0].split("=").collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `'='` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:136:46 [INFO] [stderr] | [INFO] [stderr] 136 | let arg2_: Vec<&str> = args[1].split("=").collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `'='` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `simple-server`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/main.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | stream.write(response.as_bytes()).expect("Response failed"); [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: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/main.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | stream.write(response.as_bytes()).expect("Response failed"); [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: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/main.rs:80:5 [INFO] [stderr] | [INFO] [stderr] 80 | stream.write(response.as_bytes()).expect("Response failed"); [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: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/main.rs:85:5 [INFO] [stderr] | [INFO] [stderr] 85 | stream.write(response).expect("Write failed"); [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: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:117:53 [INFO] [stderr] | [INFO] [stderr] 117 | let reqs: Vec<&str> = request.split(" ").collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `' '` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_char_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:133:39 [INFO] [stderr] | [INFO] [stderr] 133 | let args: Vec<&str> = y.split("&").collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `'&'` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:134:46 [INFO] [stderr] | [INFO] [stderr] 134 | let arg1_: Vec<&str> = args[0].split("=").collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `'='` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:136:46 [INFO] [stderr] | [INFO] [stderr] 136 | let arg2_: Vec<&str> = args[1].split("=").collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `'='` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `simple-server`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "29c0994c9354b6af316cb7fb0f977e2ee8f05531615cd9847b837b238bd8481d"` [INFO] running `"docker" "rm" "-f" "29c0994c9354b6af316cb7fb0f977e2ee8f05531615cd9847b837b238bd8481d"` [INFO] [stdout] 29c0994c9354b6af316cb7fb0f977e2ee8f05531615cd9847b837b238bd8481d