[INFO] crate initrs 0.1.1 is already in cache
[INFO] extracting crate initrs 0.1.1 into work/ex/clippy-test-run/sources/stable/reg/initrs/0.1.1
[INFO] extracting crate initrs 0.1.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/initrs/0.1.1
[INFO] validating manifest of initrs-0.1.1 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 initrs-0.1.1 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 initrs-0.1.1
[INFO] finished frobbing initrs-0.1.1
[INFO] frobbed toml for initrs-0.1.1 written to work/ex/clippy-test-run/sources/stable/reg/initrs/0.1.1/Cargo.toml
[INFO] started frobbing initrs-0.1.1
[INFO] finished frobbing initrs-0.1.1
[INFO] frobbed toml for initrs-0.1.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/initrs/0.1.1/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 initrs-0.1.1 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/initrs/0.1.1:/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] 8c6f8401307f4d7ba5469ee6f63a11180c03436781a517869791a6063b50690b
[INFO] running `"docker" "start" "-a" "8c6f8401307f4d7ba5469ee6f63a11180c03436781a517869791a6063b50690b"`
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking clap v2.23.3
[INFO] [stderr]     Checking initrs v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: lint name `needless_return` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]   --> src/main.rs:20:43
[INFO] [stderr]    |
[INFO] [stderr] 20 | #![cfg_attr(feature="cargo-clippy", allow(needless_return))]
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^ help: change it to: `clippy::needless_return`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `needless_return` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]   --> src/main.rs:20:43
[INFO] [stderr]    |
[INFO] [stderr] 20 | #![cfg_attr(feature="cargo-clippy", allow(needless_return))]
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^ help: change it to: `clippy::needless_return`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `needless_return` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]   --> src/main.rs:20:43
[INFO] [stderr]    |
[INFO] [stderr] 20 | #![cfg_attr(feature="cargo-clippy", allow(needless_return))]
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^ help: change it to: `clippy::needless_return`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `needless_return` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]   --> src/main.rs:20:43
[INFO] [stderr]    |
[INFO] [stderr] 20 | #![cfg_attr(feature="cargo-clippy", allow(needless_return))]
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^ help: change it to: `clippy::needless_return`
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]    --> src/main.rs:111:38
[INFO] [stderr]     |
[INFO] [stderr] 111 |       let siginfo = sfd.read_signal()?.ok_or(Error::new(
[INFO] [stderr]     |  ______________________________________^
[INFO] [stderr] 112 | |         ErrorKind::Other,
[INFO] [stderr] 113 | |         "no signals read",
[INFO] [stderr] 114 | |     ))?;
[INFO] [stderr]     | |______^
[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] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let siginfo = sfd.read_signal()?.ok_or_else(|| Error::new(
[INFO] [stderr] 112 |         ErrorKind::Other,
[INFO] [stderr] 113 |         "no signals read",
[INFO] [stderr] 114 |     ))?;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]    --> src/main.rs:111:38
[INFO] [stderr]     |
[INFO] [stderr] 111 |       let siginfo = sfd.read_signal()?.ok_or(Error::new(
[INFO] [stderr]     |  ______________________________________^
[INFO] [stderr] 112 | |         ErrorKind::Other,
[INFO] [stderr] 113 | |         "no signals read",
[INFO] [stderr] 114 | |     ))?;
[INFO] [stderr]     | |______^
[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] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let siginfo = sfd.read_signal()?.ok_or_else(|| Error::new(
[INFO] [stderr] 112 |         ErrorKind::Other,
[INFO] [stderr] 113 |         "no signals read",
[INFO] [stderr] 114 |     ))?;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.24s
[INFO] running `"docker" "inspect" "8c6f8401307f4d7ba5469ee6f63a11180c03436781a517869791a6063b50690b"`
[INFO] running `"docker" "rm" "-f" "8c6f8401307f4d7ba5469ee6f63a11180c03436781a517869791a6063b50690b"`
[INFO] [stdout] 8c6f8401307f4d7ba5469ee6f63a11180c03436781a517869791a6063b50690b