[INFO] updating cached repository ryanpbrewster/tdigest-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ryanpbrewster/tdigest-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ryanpbrewster/tdigest-rs" "work/ex/clippy-test-run/sources/stable/gh/ryanpbrewster/tdigest-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/ryanpbrewster/tdigest-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ryanpbrewster/tdigest-rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ryanpbrewster/tdigest-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ryanpbrewster/tdigest-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ccfc05b5dc60f8a96c74ad1811e5e66c344ba966
[INFO] sha for GitHub repo ryanpbrewster/tdigest-rs: ccfc05b5dc60f8a96c74ad1811e5e66c344ba966
[INFO] validating manifest of ryanpbrewster/tdigest-rs 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 ryanpbrewster/tdigest-rs 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 ryanpbrewster/tdigest-rs
[INFO] finished frobbing ryanpbrewster/tdigest-rs
[INFO] frobbed toml for ryanpbrewster/tdigest-rs written to work/ex/clippy-test-run/sources/stable/gh/ryanpbrewster/tdigest-rs/Cargo.toml
[INFO] started frobbing ryanpbrewster/tdigest-rs
[INFO] finished frobbing ryanpbrewster/tdigest-rs
[INFO] frobbed toml for ryanpbrewster/tdigest-rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ryanpbrewster/tdigest-rs/Cargo.toml
[INFO] crate ryanpbrewster/tdigest-rs 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 ryanpbrewster/tdigest-rs 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/ryanpbrewster/tdigest-rs:/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] ce899c0b53eab2f436cb157d34465e3c3d6d41f060ff16af04b556de1816cbbb
[INFO] running `"docker" "start" "-a" "ce899c0b53eab2f436cb157d34465e3c3d6d41f060ff16af04b556de1816cbbb"`
[INFO] [stderr]    Compiling ryu v0.2.4
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking tdigest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking itertools-num v0.1.1
[INFO] [stderr]     Checking criterion-stats v0.2.4
[INFO] [stderr]     Checking criterion-plot v0.2.4
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]     Checking simplelog v0.5.2
[INFO] [stderr]     Checking csv v1.0.0
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking handlebars v0.32.4
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking criterion v0.2.4
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> benches/simple.rs:21:39
[INFO] [stderr]    |
[INFO] [stderr] 21 |                         estimator.add(n as f64 / size as f64);
[INFO] [stderr]    |                                       ^^^^^^^^ help: try: `f64::from(n)`
[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]   --> benches/simple.rs:21:50
[INFO] [stderr]    |
[INFO] [stderr] 21 |                         estimator.add(n as f64 / size as f64);
[INFO] [stderr]    |                                                  ^^^^^^^^^^^ help: try: `f64::from(size)`
[INFO] [stderr]    |
[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]   --> benches/simple.rs:32:46
[INFO] [stderr]    |
[INFO] [stderr] 32 |             let mut estimator = TDigest::new(z as f64, s as usize);
[INFO] [stderr]    |                                              ^^^^^^^^ help: try: `f64::from(z)`
[INFO] [stderr]    |
[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]   --> benches/simple.rs:38:39
[INFO] [stderr]    |
[INFO] [stderr] 38 |                         estimator.add(n as f64 / size as f64);
[INFO] [stderr]    |                                       ^^^^^^^^ help: try: `f64::from(n)`
[INFO] [stderr]    |
[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]   --> benches/simple.rs:38:50
[INFO] [stderr]    |
[INFO] [stderr] 38 |                         estimator.add(n as f64 / size as f64);
[INFO] [stderr]    |                                                  ^^^^^^^^^^^ help: try: `f64::from(size)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.66s
[INFO] running `"docker" "inspect" "ce899c0b53eab2f436cb157d34465e3c3d6d41f060ff16af04b556de1816cbbb"`
[INFO] running `"docker" "rm" "-f" "ce899c0b53eab2f436cb157d34465e3c3d6d41f060ff16af04b556de1816cbbb"`
[INFO] [stdout] ce899c0b53eab2f436cb157d34465e3c3d6d41f060ff16af04b556de1816cbbb