[INFO] updating cached repository ryanwhocodes/rustlevel9k
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ryanwhocodes/rustlevel9k
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ryanwhocodes/rustlevel9k" "work/ex/clippy-test-run/sources/stable/gh/ryanwhocodes/rustlevel9k"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/ryanwhocodes/rustlevel9k'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ryanwhocodes/rustlevel9k" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ryanwhocodes/rustlevel9k"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ryanwhocodes/rustlevel9k'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9d43d4996c6a7a4d21974be61638f9985ba1e348
[INFO] sha for GitHub repo ryanwhocodes/rustlevel9k: 9d43d4996c6a7a4d21974be61638f9985ba1e348
[INFO] validating manifest of ryanwhocodes/rustlevel9k 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 ryanwhocodes/rustlevel9k 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 ryanwhocodes/rustlevel9k
[INFO] finished frobbing ryanwhocodes/rustlevel9k
[INFO] frobbed toml for ryanwhocodes/rustlevel9k written to work/ex/clippy-test-run/sources/stable/gh/ryanwhocodes/rustlevel9k/Cargo.toml
[INFO] started frobbing ryanwhocodes/rustlevel9k
[INFO] finished frobbing ryanwhocodes/rustlevel9k
[INFO] frobbed toml for ryanwhocodes/rustlevel9k written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ryanwhocodes/rustlevel9k/Cargo.toml
[INFO] crate ryanwhocodes/rustlevel9k 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 ryanwhocodes/rustlevel9k against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/ryanwhocodes/rustlevel9k:/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] b2856b76a6ecf43ef7745f13638d549ec2f596a59b941fa73dfc4d9618b99e62
[INFO] running `"docker" "start" "-a" "b2856b76a6ecf43ef7745f13638d549ec2f596a59b941fa73dfc4d9618b99e62"`
[INFO] [stderr]     Checking tico v1.0.0
[INFO] [stderr]    Compiling libz-sys v1.0.16
[INFO] [stderr]    Compiling cmake v0.1.25
[INFO] [stderr]    Compiling openssl-sys v0.9.17
[INFO] [stderr]    Compiling curl-sys v0.3.14
[INFO] [stderr]     Checking dirs v1.0.3
[INFO] [stderr]     Checking clap v2.26.1
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling libgit2-sys v0.6.14
[INFO] [stderr]     Checking git2 v0.6.8
[INFO] [stderr]     Checking rustlevel9k v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/precmd.rs:91:3
[INFO] [stderr]    |
[INFO] [stderr] 91 |   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/precmd.rs:91:3
[INFO] [stderr]    |
[INFO] [stderr] 91 |   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]     Finished dev [unoptimized + debuginfo] target(s) in 3m 06s
[INFO] running `"docker" "inspect" "b2856b76a6ecf43ef7745f13638d549ec2f596a59b941fa73dfc4d9618b99e62"`
[INFO] running `"docker" "rm" "-f" "b2856b76a6ecf43ef7745f13638d549ec2f596a59b941fa73dfc4d9618b99e62"`
[INFO] [stdout] b2856b76a6ecf43ef7745f13638d549ec2f596a59b941fa73dfc4d9618b99e62