[INFO] updating cached repository Rocko10/Rust-CRUD
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Rocko10/Rust-CRUD
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Rocko10/Rust-CRUD" "work/ex/clippy-test-run/sources/stable/gh/Rocko10/Rust-CRUD"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Rocko10/Rust-CRUD'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Rocko10/Rust-CRUD" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Rocko10/Rust-CRUD"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Rocko10/Rust-CRUD'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b0aff19c32548e96fb13f6df88e40157f696b8a6
[INFO] sha for GitHub repo Rocko10/Rust-CRUD: b0aff19c32548e96fb13f6df88e40157f696b8a6
[INFO] validating manifest of Rocko10/Rust-CRUD 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 Rocko10/Rust-CRUD 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 Rocko10/Rust-CRUD
[INFO] finished frobbing Rocko10/Rust-CRUD
[INFO] frobbed toml for Rocko10/Rust-CRUD written to work/ex/clippy-test-run/sources/stable/gh/Rocko10/Rust-CRUD/Cargo.toml
[INFO] started frobbing Rocko10/Rust-CRUD
[INFO] finished frobbing Rocko10/Rust-CRUD
[INFO] frobbed toml for Rocko10/Rust-CRUD written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Rocko10/Rust-CRUD/Cargo.toml
[INFO] crate Rocko10/Rust-CRUD 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 Rocko10/Rust-CRUD against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Rocko10/Rust-CRUD:/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 -Dclippy::into_iter_on_array" "-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] 761032966f6d1a5dc51160e3cc72e4a2c45d0744746c6e12b9fbcb0390b7f2b2
[INFO] running `"docker" "start" "-a" "761032966f6d1a5dc51160e3cc72e4a2c45d0744746c6e12b9fbcb0390b7f2b2"`
[INFO] [stderr]     Checking zoo_crud v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/memory.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         return None;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `None`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/memory.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         return None;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `None`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ShowImp`
[INFO] [stderr]  --> src/use_case/show.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct ShowImp<'a> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/use_case/show.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(data_provider: &'a dyn Gateway) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DeleteImp`
[INFO] [stderr]  --> src/use_case/delete.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct DeleteImp<'a> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/use_case/delete.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(data_provider: &'a mut dyn Gateway) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/memory.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             i = i + 1;
[INFO] [stderr]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]  --> src/gateway.rs:6:44
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn show(&self, name: String) -> Option<&Box<dyn Animal>>;
[INFO] [stderr]   |                                            ^^^^^^^^^^^^^^^^ help: try: `&dyn Animal`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::borrowed_box)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/use_case/mod.rs:17:47
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn execute(&self, name: String) -> Option<&Box<dyn Animal>>;
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^ help: try: `&dyn Animal`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/memory.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             i = i + 1;
[INFO] [stderr]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]  --> src/gateway.rs:6:44
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn show(&self, name: String) -> Option<&Box<dyn Animal>>;
[INFO] [stderr]   |                                            ^^^^^^^^^^^^^^^^ help: try: `&dyn Animal`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::borrowed_box)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/use_case/mod.rs:17:47
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn execute(&self, name: String) -> Option<&Box<dyn Animal>>;
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^ help: try: `&dyn Animal`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "761032966f6d1a5dc51160e3cc72e4a2c45d0744746c6e12b9fbcb0390b7f2b2"`
[INFO] running `"docker" "rm" "-f" "761032966f6d1a5dc51160e3cc72e4a2c45d0744746c6e12b9fbcb0390b7f2b2"`
[INFO] [stdout] 761032966f6d1a5dc51160e3cc72e4a2c45d0744746c6e12b9fbcb0390b7f2b2