[INFO] updating cached repository julienXX/simple-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/julienXX/simple-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/julienXX/simple-server" "work/ex/clippy-test-run/sources/stable/gh/julienXX/simple-server"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/julienXX/simple-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/julienXX/simple-server" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/julienXX/simple-server"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/julienXX/simple-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f6f72dfd1b7c0eb738e385a28a7dc2929047277f
[INFO] sha for GitHub repo julienXX/simple-server: f6f72dfd1b7c0eb738e385a28a7dc2929047277f
[INFO] validating manifest of julienXX/simple-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 julienXX/simple-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 julienXX/simple-server
[INFO] finished frobbing julienXX/simple-server
[INFO] frobbed toml for julienXX/simple-server written to work/ex/clippy-test-run/sources/stable/gh/julienXX/simple-server/Cargo.toml
[INFO] started frobbing julienXX/simple-server
[INFO] finished frobbing julienXX/simple-server
[INFO] frobbed toml for julienXX/simple-server written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/julienXX/simple-server/Cargo.toml
[INFO] crate julienXX/simple-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 julienXX/simple-server against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/julienXX/simple-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] 0480f3178e2e6e255689b704fcb4d7af0b7e63e3e8bcb2383cfcb95b97d091ae
[INFO] running `"docker" "start" "-a" "0480f3178e2e6e255689b704fcb4d7af0b7e63e3e8bcb2383cfcb95b97d091ae"`
[INFO] [stderr]     Checking simple-server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/main.rs:8:54
[INFO] [stderr]   |
[INFO] [stderr] 8 |     println!("Listening for connections on port {}", 8080u32);
[INFO] [stderr]   |                                                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/main.rs:8:54
[INFO] [stderr]   |
[INFO] [stderr] 8 |     println!("Listening for connections on port {}", 8080u32);
[INFO] [stderr]   |                                                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | /         match stream {
[INFO] [stderr] 13 | |             Ok(stream) => {
[INFO] [stderr] 14 | |                 thread::spawn(move|| {
[INFO] [stderr] 15 | |                     handle_client(stream, String::from("<h1>Welcome to Nginx</h1><br />trololo"))
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |             Err(_) => { /* connection failed */ }
[INFO] [stderr] 19 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 12 |         if let Ok(stream) = stream {
[INFO] [stderr] 13 |     thread::spawn(move|| {
[INFO] [stderr] 14 |         handle_client(stream, String::from("<h1>Welcome to Nginx</h1><br />trololo"))
[INFO] [stderr] 15 |     });
[INFO] [stderr] 16 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     stream.write(&response.into_bytes()).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: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `simple-server`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | /         match stream {
[INFO] [stderr] 13 | |             Ok(stream) => {
[INFO] [stderr] 14 | |                 thread::spawn(move|| {
[INFO] [stderr] 15 | |                     handle_client(stream, String::from("<h1>Welcome to Nginx</h1><br />trololo"))
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |             Err(_) => { /* connection failed */ }
[INFO] [stderr] 19 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 12 |         if let Ok(stream) = stream {
[INFO] [stderr] 13 |     thread::spawn(move|| {
[INFO] [stderr] 14 |         handle_client(stream, String::from("<h1>Welcome to Nginx</h1><br />trololo"))
[INFO] [stderr] 15 |     });
[INFO] [stderr] 16 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     stream.write(&response.into_bytes()).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: aborting due to previous error
[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" "0480f3178e2e6e255689b704fcb4d7af0b7e63e3e8bcb2383cfcb95b97d091ae"`
[INFO] running `"docker" "rm" "-f" "0480f3178e2e6e255689b704fcb4d7af0b7e63e3e8bcb2383cfcb95b97d091ae"`
[INFO] [stdout] 0480f3178e2e6e255689b704fcb4d7af0b7e63e3e8bcb2383cfcb95b97d091ae