[INFO] crate cidrr 0.1.1 is already in cache
[INFO] extracting crate cidrr 0.1.1 into work/ex/clippy-test-run/sources/stable/reg/cidrr/0.1.1
[INFO] extracting crate cidrr 0.1.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cidrr/0.1.1
[INFO] validating manifest of cidrr-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 cidrr-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 cidrr-0.1.1
[INFO] finished frobbing cidrr-0.1.1
[INFO] frobbed toml for cidrr-0.1.1 written to work/ex/clippy-test-run/sources/stable/reg/cidrr/0.1.1/Cargo.toml
[INFO] started frobbing cidrr-0.1.1
[INFO] finished frobbing cidrr-0.1.1
[INFO] frobbed toml for cidrr-0.1.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cidrr/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 cidrr-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-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/cidrr/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] 01312544d77011064c07857d868371c06c6ae69aecd927da6df550ca43ba7050
[INFO] running `"docker" "start" "-a" "01312544d77011064c07857d868371c06c6ae69aecd927da6df550ca43ba7050"`
[INFO] [stderr]     Checking cidrr v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/domain.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | /         return Cidr {
[INFO] [stderr] 16 | |             base_ip: ip,
[INFO] [stderr] 17 | |             fixed_bits: parsed_fixed_bits,
[INFO] [stderr] 18 | |         };
[INFO] [stderr]    | |__________^
[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] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 15 |         Cidr {
[INFO] [stderr] 16 |             base_ip: ip,
[INFO] [stderr] 17 |             fixed_bits: parsed_fixed_bits,
[INFO] [stderr] 18 |         }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     return set;
[INFO] [stderr]    |     ^^^^^^^^^^^ help: remove `return` as shown: `set`
[INFO] [stderr]    |
[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/main.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     return binary.join("");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `binary.join("")`
[INFO] [stderr]    |
[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/main.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     return output.join(".");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `output.join(".")`
[INFO] [stderr]    |
[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/domain.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | /         return Cidr {
[INFO] [stderr] 16 | |             base_ip: ip,
[INFO] [stderr] 17 | |             fixed_bits: parsed_fixed_bits,
[INFO] [stderr] 18 | |         };
[INFO] [stderr]    | |__________^
[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] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 15 |         Cidr {
[INFO] [stderr] 16 |             base_ip: ip,
[INFO] [stderr] 17 |             fixed_bits: parsed_fixed_bits,
[INFO] [stderr] 18 |         }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     return set;
[INFO] [stderr]    |     ^^^^^^^^^^^ help: remove `return` as shown: `set`
[INFO] [stderr]    |
[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/main.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     return binary.join("");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `binary.join("")`
[INFO] [stderr]    |
[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/main.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     return output.join(".");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `output.join(".")`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `"docker" "inspect" "01312544d77011064c07857d868371c06c6ae69aecd927da6df550ca43ba7050"`
[INFO] running `"docker" "rm" "-f" "01312544d77011064c07857d868371c06c6ae69aecd927da6df550ca43ba7050"`
[INFO] [stdout] 01312544d77011064c07857d868371c06c6ae69aecd927da6df550ca43ba7050