[INFO] crate systemfd 0.3.0 is already in cache
[INFO] extracting crate systemfd 0.3.0 into work/ex/clippy-test-run/sources/stable/reg/systemfd/0.3.0
[INFO] extracting crate systemfd 0.3.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/systemfd/0.3.0
[INFO] validating manifest of systemfd-0.3.0 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 systemfd-0.3.0 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 systemfd-0.3.0
[INFO] finished frobbing systemfd-0.3.0
[INFO] frobbed toml for systemfd-0.3.0 written to work/ex/clippy-test-run/sources/stable/reg/systemfd/0.3.0/Cargo.toml
[INFO] started frobbing systemfd-0.3.0
[INFO] finished frobbing systemfd-0.3.0
[INFO] frobbed toml for systemfd-0.3.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/systemfd/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 systemfd-0.3.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/systemfd/0.3.0:/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] d95af8c5aca650f4e92171a72fe63c7353e043d4767550cb1273f8df1e5ba5c7
[INFO] running `"docker" "start" "-a" "d95af8c5aca650f4e92171a72fe63c7353e043d4767550cb1273f8df1e5ba5c7"`
[INFO] [stderr]     Checking clicolors-control v0.2.0
[INFO] [stderr]     Checking console v0.6.2
[INFO] [stderr]     Checking systemfd v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:46:17
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 println!("");
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 println!("");
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:46:17
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 println!("");
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 println!("");
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]   --> src/main.rs:41:30
[INFO] [stderr]    |
[INFO] [stderr] 41 |             for cause in err.causes().skip(1) {
[INFO] [stderr]    |                              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `QuietExit`
[INFO] [stderr]  --> src/utils.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct QuietExit(pub i32);
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/fd.rs:36:30
[INFO] [stderr]    |
[INFO] [stderr] 36 |         } else if s.contains("/") {
[INFO] [stderr]    |                              ^^^ help: try using a char instead: `'/'`
[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: unused attribute
[INFO] [stderr]  --> src/utils.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[ignore(dead_code)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_attributes)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]   --> src/main.rs:41:30
[INFO] [stderr]    |
[INFO] [stderr] 41 |             for cause in err.causes().skip(1) {
[INFO] [stderr]    |                              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `QuietExit`
[INFO] [stderr]  --> src/utils.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct QuietExit(pub i32);
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/fd.rs:36:30
[INFO] [stderr]    |
[INFO] [stderr] 36 |         } else if s.contains("/") {
[INFO] [stderr]    |                              ^^^ help: try using a char instead: `'/'`
[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: unused attribute
[INFO] [stderr]  --> src/utils.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[ignore(dead_code)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_attributes)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.86s
[INFO] running `"docker" "inspect" "d95af8c5aca650f4e92171a72fe63c7353e043d4767550cb1273f8df1e5ba5c7"`
[INFO] running `"docker" "rm" "-f" "d95af8c5aca650f4e92171a72fe63c7353e043d4767550cb1273f8df1e5ba5c7"`
[INFO] [stdout] d95af8c5aca650f4e92171a72fe63c7353e043d4767550cb1273f8df1e5ba5c7