[INFO] updating cached repository silppuri/rstrie
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/silppuri/rstrie
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/silppuri/rstrie" "work/ex/clippy-test-run/sources/stable/gh/silppuri/rstrie"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/silppuri/rstrie'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/silppuri/rstrie" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/silppuri/rstrie"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/silppuri/rstrie'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6469b5e57b8ad2ee8d2d4998f04351d4f43967e7
[INFO] sha for GitHub repo silppuri/rstrie: 6469b5e57b8ad2ee8d2d4998f04351d4f43967e7
[INFO] validating manifest of silppuri/rstrie 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 silppuri/rstrie 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 silppuri/rstrie
[INFO] finished frobbing silppuri/rstrie
[INFO] frobbed toml for silppuri/rstrie written to work/ex/clippy-test-run/sources/stable/gh/silppuri/rstrie/Cargo.toml
[INFO] started frobbing silppuri/rstrie
[INFO] finished frobbing silppuri/rstrie
[INFO] frobbed toml for silppuri/rstrie written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/silppuri/rstrie/Cargo.toml
[INFO] crate silppuri/rstrie 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 silppuri/rstrie against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/silppuri/rstrie:/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] 4b5185c44cef361448be8f65ee81941a3901c93ae8be6c676b4d315a408db33f
[INFO] running `"docker" "start" "-a" "4b5185c44cef361448be8f65ee81941a3901c93ae8be6c676b4d315a408db33f"`
[INFO] [stderr]    Compiling libcruby-sys v0.7.2
[INFO] [stderr]     Checking cslice v0.3.0
[INFO] [stderr]     Checking sequence_trie v0.3.5
[INFO] [stderr]     Checking helix v0.7.2
[INFO] [stderr]     Checking rstrie v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/lib.rs:16:37
[INFO] [stderr]    |
[INFO] [stderr] 16 |             let byte_vec: Vec<u8> = v.into_iter().map(|b| *b).collect();
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `v.into_iter().cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cmp_null)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut helix::libc::c_void`) to a reference type (`&'a Rstrie`)
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::transmute_ptr_to_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut helix::libc::c_void`) to a reference type (`&'a mut Rstrie`)
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/lib.rs:16:37
[INFO] [stderr]    |
[INFO] [stderr] 16 |             let byte_vec: Vec<u8> = v.into_iter().map(|b| *b).collect();
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `v.into_iter().cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cmp_null)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut helix::libc::c_void`) to a reference type (`&'a Rstrie`)
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::transmute_ptr_to_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut helix::libc::c_void`) to a reference type (`&'a mut Rstrie`)
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ruby! {
[INFO] [stderr] 26 | |     pub class Rstrie {
[INFO] [stderr] 27 | |         struct {
[INFO] [stderr] 28 | |             trie: SequenceTrie<u8,VALUE>
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.92s
[INFO] running `"docker" "inspect" "4b5185c44cef361448be8f65ee81941a3901c93ae8be6c676b4d315a408db33f"`
[INFO] running `"docker" "rm" "-f" "4b5185c44cef361448be8f65ee81941a3901c93ae8be6c676b4d315a408db33f"`
[INFO] [stdout] 4b5185c44cef361448be8f65ee81941a3901c93ae8be6c676b4d315a408db33f