[INFO] updating cached repository vfrz/LearningRust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vfrz/LearningRust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vfrz/LearningRust" "work/ex/clippy-test-run/sources/stable/gh/vfrz/LearningRust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/vfrz/LearningRust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vfrz/LearningRust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/vfrz/LearningRust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/vfrz/LearningRust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 927808d45c0ca91c914c2e5e875e9323ca17b1a4
[INFO] sha for GitHub repo vfrz/LearningRust: 927808d45c0ca91c914c2e5e875e9323ca17b1a4
[INFO] validating manifest of vfrz/LearningRust 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 vfrz/LearningRust 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 vfrz/LearningRust
[INFO] finished frobbing vfrz/LearningRust
[INFO] frobbed toml for vfrz/LearningRust written to work/ex/clippy-test-run/sources/stable/gh/vfrz/LearningRust/Cargo.toml
[INFO] started frobbing vfrz/LearningRust
[INFO] finished frobbing vfrz/LearningRust
[INFO] frobbed toml for vfrz/LearningRust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/vfrz/LearningRust/Cargo.toml
[INFO] crate vfrz/LearningRust 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 vfrz/LearningRust 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/vfrz/LearningRust:/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] fe7737a59a3d103cc72bb7c15cef4139f6a763e57322bf73aa75c81a1b101335
[INFO] running `"docker" "start" "-a" "fe7737a59a3d103cc72bb7c15cef4139f6a763e57322bf73aa75c81a1b101335"`
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking regex-syntax v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking learning_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: handle read amount returned or use `Read::read_exact` instead
[INFO] [stderr]   --> src/http_server/mod.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         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/http_server/mod.rs:82:13
[INFO] [stderr]    |
[INFO] [stderr] 82 |             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: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/http_server/mod.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |             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] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/template_engine/mod.rs:20:34
[INFO] [stderr]    |
[INFO] [stderr] 20 |                       .replace(p1, arguments
[INFO] [stderr]    |  __________________________________^
[INFO] [stderr] 21 | |                         .get(p2).unwrap());
[INFO] [stderr]    | |_________________________________________^ help: try this: `&arguments[p2]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `learning_rust`.
[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/http_server/mod.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         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/http_server/mod.rs:82:13
[INFO] [stderr]    |
[INFO] [stderr] 82 |             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: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/http_server/mod.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |             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] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/template_engine/mod.rs:20:34
[INFO] [stderr]    |
[INFO] [stderr] 20 |                       .replace(p1, arguments
[INFO] [stderr]    |  __________________________________^
[INFO] [stderr] 21 | |                         .get(p2).unwrap());
[INFO] [stderr]    | |_________________________________________^ help: try this: `&arguments[p2]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `learning_rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "fe7737a59a3d103cc72bb7c15cef4139f6a763e57322bf73aa75c81a1b101335"`
[INFO] running `"docker" "rm" "-f" "fe7737a59a3d103cc72bb7c15cef4139f6a763e57322bf73aa75c81a1b101335"`
[INFO] [stdout] fe7737a59a3d103cc72bb7c15cef4139f6a763e57322bf73aa75c81a1b101335