[INFO] crate libimagentryannotation 0.9.0 is already in cache
[INFO] extracting crate libimagentryannotation 0.9.0 into work/ex/clippy-test-run/sources/stable/reg/libimagentryannotation/0.9.0
[INFO] extracting crate libimagentryannotation 0.9.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/libimagentryannotation/0.9.0
[INFO] validating manifest of libimagentryannotation-0.9.0 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 libimagentryannotation-0.9.0 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 libimagentryannotation-0.9.0
[INFO] finished frobbing libimagentryannotation-0.9.0
[INFO] frobbed toml for libimagentryannotation-0.9.0 written to work/ex/clippy-test-run/sources/stable/reg/libimagentryannotation/0.9.0/Cargo.toml
[INFO] started frobbing libimagentryannotation-0.9.0
[INFO] finished frobbing libimagentryannotation-0.9.0
[INFO] frobbed toml for libimagentryannotation-0.9.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/libimagentryannotation/0.9.0/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 libimagentryannotation-0.9.0 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/reg/libimagentryannotation/0.9.0:/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] c67d05da10500c7986da5ad884260e98bb7b92860a25339ef76d66146b7c8c2d
[INFO] running `"docker" "start" "-a" "c67d05da10500c7986da5ad884260e98bb7b92860a25339ef76d66146b7c8c2d"`
[INFO] [stderr]     Checking libimagentrylink v0.9.0
[INFO] [stderr]     Checking libimagentryutil v0.9.0
[INFO] [stderr]     Checking libimagentryannotation v0.9.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/annotateable.rs:58:21
[INFO] [stderr]    |
[INFO] [stderr] 58 |                     let _ = anno.set_isflag::<IsAnnotation>()?;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_unit_value)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/annotateable.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |                 let _ = self.remove_internal_link(&mut anno)?;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/annotateable.rs:58:21
[INFO] [stderr]    |
[INFO] [stderr] 58 |                     let _ = anno.set_isflag::<IsAnnotation>()?;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_unit_value)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/annotateable.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |                 let _ = self.remove_internal_link(&mut anno)?;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.28s
[INFO] running `"docker" "inspect" "c67d05da10500c7986da5ad884260e98bb7b92860a25339ef76d66146b7c8c2d"`
[INFO] running `"docker" "rm" "-f" "c67d05da10500c7986da5ad884260e98bb7b92860a25339ef76d66146b7c8c2d"`
[INFO] [stdout] c67d05da10500c7986da5ad884260e98bb7b92860a25339ef76d66146b7c8c2d