[INFO] updating cached repository sighol/clock-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sighol/clock-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sighol/clock-server" "work/ex/clippy-test-run/sources/stable/gh/sighol/clock-server"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/sighol/clock-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sighol/clock-server" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sighol/clock-server"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sighol/clock-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1ecffd3280f86197117eacf0b75abffcff609bc6
[INFO] sha for GitHub repo sighol/clock-server: 1ecffd3280f86197117eacf0b75abffcff609bc6
[INFO] validating manifest of sighol/clock-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 sighol/clock-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 sighol/clock-server
[INFO] finished frobbing sighol/clock-server
[INFO] frobbed toml for sighol/clock-server written to work/ex/clippy-test-run/sources/stable/gh/sighol/clock-server/Cargo.toml
[INFO] started frobbing sighol/clock-server
[INFO] finished frobbing sighol/clock-server
[INFO] frobbed toml for sighol/clock-server written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sighol/clock-server/Cargo.toml
[INFO] crate sighol/clock-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 sighol/clock-server against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/sighol/clock-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] 63264ba33fe731c354143f179192e72a63951b799b0cfeb9acc9f4e8bff24985
[INFO] running `"docker" "start" "-a" "63264ba33fe731c354143f179192e72a63951b799b0cfeb9acc9f4e8bff24985"`
[INFO] [stderr]     Checking clock-server v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/client.rs:101:22
[INFO] [stderr]     |
[INFO] [stderr] 101 |     let nanos: f64 = dur.subsec_nanos() as f64 / 1_000_000.0;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(dur.subsec_nanos())`
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ntp.rs:26:14
[INFO] [stderr]    |
[INFO] [stderr] 26 |             (dt.timestamp_subsec_nanos() as f64 * (u32::MAX as f64 / 1_000_000_000.0)) as u32;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(dt.timestamp_subsec_nanos())`
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ntp.rs:26:52
[INFO] [stderr]    |
[INFO] [stderr] 26 |             (dt.timestamp_subsec_nanos() as f64 * (u32::MAX as f64 / 1_000_000_000.0)) as u32;
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^ help: try: `f64::from(u32::MAX)`
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ntp.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let nanos = (self.fraction as f64 * (1_000_000_000.0 / u32::MAX as f64)) as u32;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.fraction)`
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ntp.rs:36:64
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let nanos = (self.fraction as f64 * (1_000_000_000.0 / u32::MAX as f64)) as u32;
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^ help: try: `f64::from(u32::MAX)`
[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 u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/ntp.rs:37:23
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let seconds = self.seconds as i64 - NTP_TO_UNIX_EPOCH;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(self.seconds)`
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/server.rs:66:10
[INFO] [stderr]    |
[INFO] [stderr] 66 |         .unwrap_or(String::from("unknown"));
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("unknown"))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/client.rs:101:22
[INFO] [stderr]     |
[INFO] [stderr] 101 |     let nanos: f64 = dur.subsec_nanos() as f64 / 1_000_000.0;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(dur.subsec_nanos())`
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ntp.rs:26:14
[INFO] [stderr]    |
[INFO] [stderr] 26 |             (dt.timestamp_subsec_nanos() as f64 * (u32::MAX as f64 / 1_000_000_000.0)) as u32;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(dt.timestamp_subsec_nanos())`
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ntp.rs:26:52
[INFO] [stderr]    |
[INFO] [stderr] 26 |             (dt.timestamp_subsec_nanos() as f64 * (u32::MAX as f64 / 1_000_000_000.0)) as u32;
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^ help: try: `f64::from(u32::MAX)`
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ntp.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let nanos = (self.fraction as f64 * (1_000_000_000.0 / u32::MAX as f64)) as u32;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.fraction)`
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ntp.rs:36:64
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let nanos = (self.fraction as f64 * (1_000_000_000.0 / u32::MAX as f64)) as u32;
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^ help: try: `f64::from(u32::MAX)`
[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 u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/ntp.rs:37:23
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let seconds = self.seconds as i64 - NTP_TO_UNIX_EPOCH;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(self.seconds)`
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/server.rs:66:10
[INFO] [stderr]    |
[INFO] [stderr] 66 |         .unwrap_or(String::from("unknown"));
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("unknown"))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "63264ba33fe731c354143f179192e72a63951b799b0cfeb9acc9f4e8bff24985"`
[INFO] running `"docker" "rm" "-f" "63264ba33fe731c354143f179192e72a63951b799b0cfeb9acc9f4e8bff24985"`
[INFO] [stdout] 63264ba33fe731c354143f179192e72a63951b799b0cfeb9acc9f4e8bff24985