[INFO] updating cached repository Arios16/static_webserver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Arios16/static_webserver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Arios16/static_webserver" "work/ex/clippy-test-run/sources/stable/gh/Arios16/static_webserver"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Arios16/static_webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Arios16/static_webserver" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Arios16/static_webserver"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Arios16/static_webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a5ff74f75515ce196fd05650d09c6f8aa97b2459
[INFO] sha for GitHub repo Arios16/static_webserver: a5ff74f75515ce196fd05650d09c6f8aa97b2459
[INFO] validating manifest of Arios16/static_webserver 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 Arios16/static_webserver 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 Arios16/static_webserver
[INFO] finished frobbing Arios16/static_webserver
[INFO] frobbed toml for Arios16/static_webserver written to work/ex/clippy-test-run/sources/stable/gh/Arios16/static_webserver/Cargo.toml
[INFO] started frobbing Arios16/static_webserver
[INFO] finished frobbing Arios16/static_webserver
[INFO] frobbed toml for Arios16/static_webserver written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Arios16/static_webserver/Cargo.toml
[INFO] crate Arios16/static_webserver 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 Arios16/static_webserver 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-0/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/Arios16/static_webserver:/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] 119f43aa2fdb768a6030c16d8d64db2710b2c07ec04ebf26b0244c2ff04706a5
[INFO] running `"docker" "start" "-a" "119f43aa2fdb768a6030c16d8d64db2710b2c07ec04ebf26b0244c2ff04706a5"`
[INFO] [stderr]     Checking static_webserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/webutil/mod.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     stream.write(b"HTTP/1.1 200 OK\r\n\r\n")?;
[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/webutil/mod.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     stream.write(bytes)?;
[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/webutil/mod.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     stream.write(RESPONSE_404)?;
[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/webutil/mod.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     stream.write(template_file.as_bytes())?;
[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 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `static_webserver`.
[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/webutil/mod.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     stream.write(b"HTTP/1.1 200 OK\r\n\r\n")?;
[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/webutil/mod.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     stream.write(bytes)?;
[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/webutil/mod.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     stream.write(RESPONSE_404)?;
[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/webutil/mod.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     stream.write(template_file.as_bytes())?;
[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 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `static_webserver`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "119f43aa2fdb768a6030c16d8d64db2710b2c07ec04ebf26b0244c2ff04706a5"`
[INFO] running `"docker" "rm" "-f" "119f43aa2fdb768a6030c16d8d64db2710b2c07ec04ebf26b0244c2ff04706a5"`
[INFO] [stdout] 119f43aa2fdb768a6030c16d8d64db2710b2c07ec04ebf26b0244c2ff04706a5