[INFO] updating cached repository mstallmo/hello-rust-webserver [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/mstallmo/hello-rust-webserver [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/mstallmo/hello-rust-webserver" "work/ex/clippy-test-run/sources/stable/gh/mstallmo/hello-rust-webserver"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/mstallmo/hello-rust-webserver'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mstallmo/hello-rust-webserver" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mstallmo/hello-rust-webserver"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mstallmo/hello-rust-webserver'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 127b15506508773fd3d3b6c38bf57673c5598a11 [INFO] sha for GitHub repo mstallmo/hello-rust-webserver: 127b15506508773fd3d3b6c38bf57673c5598a11 [INFO] validating manifest of mstallmo/hello-rust-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 mstallmo/hello-rust-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 mstallmo/hello-rust-webserver [INFO] finished frobbing mstallmo/hello-rust-webserver [INFO] frobbed toml for mstallmo/hello-rust-webserver written to work/ex/clippy-test-run/sources/stable/gh/mstallmo/hello-rust-webserver/Cargo.toml [INFO] started frobbing mstallmo/hello-rust-webserver [INFO] finished frobbing mstallmo/hello-rust-webserver [INFO] frobbed toml for mstallmo/hello-rust-webserver written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mstallmo/hello-rust-webserver/Cargo.toml [INFO] crate mstallmo/hello-rust-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 mstallmo/hello-rust-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/mstallmo/hello-rust-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] c208b41f682f59c99e61e942fb8b35bc84b139f0519531e3e3f0bace5c924b9c [INFO] running `"docker" "start" "-a" "c208b41f682f59c99e61e942fb8b35bc84b139f0519531e3e3f0bace5c924b9c"` [INFO] [stderr] Checking hello v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error: handle read amount returned or use `Read::read_exact` instead [INFO] [stderr] --> src/bin/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | stream.read(&mut buffer).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] error: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/bin/main.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | stream.write(response.as_bytes()).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 2 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `hello`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: handle read amount returned or use `Read::read_exact` instead [INFO] [stderr] --> src/bin/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | stream.read(&mut buffer).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] error: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/bin/main.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | stream.write(response.as_bytes()).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 2 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `hello`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "c208b41f682f59c99e61e942fb8b35bc84b139f0519531e3e3f0bace5c924b9c"` [INFO] running `"docker" "rm" "-f" "c208b41f682f59c99e61e942fb8b35bc84b139f0519531e3e3f0bace5c924b9c"` [INFO] [stdout] c208b41f682f59c99e61e942fb8b35bc84b139f0519531e3e3f0bace5c924b9c