[INFO] updating cached repository wfraser/slowpty
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wfraser/slowpty
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wfraser/slowpty" "work/ex/clippy-test-run/sources/stable/gh/wfraser/slowpty"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/wfraser/slowpty'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wfraser/slowpty" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/wfraser/slowpty"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/wfraser/slowpty'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e9a12514756083077974b3bc5c48c5e691fbf03f
[INFO] sha for GitHub repo wfraser/slowpty: e9a12514756083077974b3bc5c48c5e691fbf03f
[INFO] validating manifest of wfraser/slowpty 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 wfraser/slowpty 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 wfraser/slowpty
[INFO] finished frobbing wfraser/slowpty
[INFO] frobbed toml for wfraser/slowpty written to work/ex/clippy-test-run/sources/stable/gh/wfraser/slowpty/Cargo.toml
[INFO] started frobbing wfraser/slowpty
[INFO] finished frobbing wfraser/slowpty
[INFO] frobbed toml for wfraser/slowpty written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/wfraser/slowpty/Cargo.toml
[INFO] crate wfraser/slowpty 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 wfraser/slowpty against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/wfraser/slowpty:/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] 484e851ccba979cf589b10def2f69d00fab0e134f2e17c1f381ce53b07fab16f
[INFO] running `"docker" "start" "-a" "484e851ccba979cf589b10def2f69d00fab0e134f2e17c1f381ce53b07fab16f"`
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking exec v0.3.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking slowpty v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/delay.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let delay_nanos = (SEC_NS as f64 / rate) as i32;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^ help: try: `f64::from(SEC_NS)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/delay.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let delay_nanos = (SEC_NS as f64 / rate) as i32;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^ help: try: `f64::from(SEC_NS)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/term.rs:52:39
[INFO] [stderr]    |
[INFO] [stderr] 52 |     checkerr(unsafe { libc::ioctl(fd, libc::c_ulong::from(libc::TIOCSCTTY), 1) }, "ioctl(TIOCSCTTY)")
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `libc::c_ulong::from()`: `libc::TIOCSCTTY`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/term.rs:52:39
[INFO] [stderr]    |
[INFO] [stderr] 52 |     checkerr(unsafe { libc::ioctl(fd, libc::c_ulong::from(libc::TIOCSCTTY), 1) }, "ioctl(TIOCSCTTY)")
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `libc::c_ulong::from()`: `libc::TIOCSCTTY`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:72:38
[INFO] [stderr]    |
[INFO] [stderr] 72 |     assert!(!signal_name(9).contains("9"));
[INFO] [stderr]    |                                      ^^^ help: try using a char instead: `'9'`
[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:74:37
[INFO] [stderr]    |
[INFO] [stderr] 74 |     assert!(signal_name(0).contains("0"));
[INFO] [stderr]    |                                     ^^^ help: try using a char instead: `'0'`
[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: the function has a cyclomatic complexity of 27
[INFO] [stderr]    --> src/main.rs:147:1
[INFO] [stderr]     |
[INFO] [stderr] 147 | / fn main() {
[INFO] [stderr] 148 | |     env_logger::init();
[INFO] [stderr] 149 | |
[INFO] [stderr] 150 | |     let args: Vec<String> = std::env::args().collect();
[INFO] [stderr] ...   |
[INFO] [stderr] 277 | |     debug!("returning from main");
[INFO] [stderr] 278 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 27
[INFO] [stderr]    --> src/main.rs:147:1
[INFO] [stderr]     |
[INFO] [stderr] 147 | / fn main() {
[INFO] [stderr] 148 | |     env_logger::init();
[INFO] [stderr] 149 | |
[INFO] [stderr] 150 | |     let args: Vec<String> = std::env::args().collect();
[INFO] [stderr] ...   |
[INFO] [stderr] 277 | |     debug!("returning from main");
[INFO] [stderr] 278 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.74s
[INFO] running `"docker" "inspect" "484e851ccba979cf589b10def2f69d00fab0e134f2e17c1f381ce53b07fab16f"`
[INFO] running `"docker" "rm" "-f" "484e851ccba979cf589b10def2f69d00fab0e134f2e17c1f381ce53b07fab16f"`
[INFO] [stdout] 484e851ccba979cf589b10def2f69d00fab0e134f2e17c1f381ce53b07fab16f