[INFO] updating cached repository theOver1ord/lamp_sign
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/theOver1ord/lamp_sign
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/theOver1ord/lamp_sign" "work/ex/clippy-test-run/sources/stable/gh/theOver1ord/lamp_sign"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/theOver1ord/lamp_sign'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/theOver1ord/lamp_sign" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/theOver1ord/lamp_sign"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/theOver1ord/lamp_sign'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 38e03939435a83e8d2c76787f986f381c207b723
[INFO] sha for GitHub repo theOver1ord/lamp_sign: 38e03939435a83e8d2c76787f986f381c207b723
[INFO] validating manifest of theOver1ord/lamp_sign 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 theOver1ord/lamp_sign 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 theOver1ord/lamp_sign
[INFO] finished frobbing theOver1ord/lamp_sign
[INFO] frobbed toml for theOver1ord/lamp_sign written to work/ex/clippy-test-run/sources/stable/gh/theOver1ord/lamp_sign/Cargo.toml
[INFO] started frobbing theOver1ord/lamp_sign
[INFO] finished frobbing theOver1ord/lamp_sign
[INFO] frobbed toml for theOver1ord/lamp_sign written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/theOver1ord/lamp_sign/Cargo.toml
[INFO] crate theOver1ord/lamp_sign 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 theOver1ord/lamp_sign 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/gh/theOver1ord/lamp_sign:/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] bb0d72faf86df3b6669412c0a94c494e2dfef641bb7c1d3d903c7406a983290b
[INFO] running `"docker" "start" "-a" "bb0d72faf86df3b6669412c0a94c494e2dfef641bb7c1d3d903c7406a983290b"`
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking blake2 v0.8.0
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking sha3 v0.8.0
[INFO] [stderr]     Checking lamp_sign v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Binary`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::fmt::Binary;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         return vector;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `vector`
[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: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Binary`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::fmt::Binary;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         return vector;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `vector`
[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: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |         for i in 0..256 {
[INFO] [stderr]    |             ^ help: consider using `_i` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `key_struct` should have a camel case name such as `KeyStruct`
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | /     struct key_struct {
[INFO] [stderr] 44 | |         priv_key_0_part: Vec<u8>,
[INFO] [stderr] 45 | |         priv_key_1_part: Vec<u8>,
[INFO] [stderr] 46 | |         //pub_key_0_part: generate_hash_vect(priv_key_0_part),?,
[INFO] [stderr] 47 | |         //pub_key_1_part: generate_hash_vect(priv_key_1_part),?,
[INFO] [stderr] 48 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |         for i in 0..256 {
[INFO] [stderr]    |             ^ help: consider using `_i` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `key_struct` should have a camel case name such as `KeyStruct`
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | /     struct key_struct {
[INFO] [stderr] 44 | |         priv_key_0_part: Vec<u8>,
[INFO] [stderr] 45 | |         priv_key_1_part: Vec<u8>,
[INFO] [stderr] 46 | |         //pub_key_0_part: generate_hash_vect(priv_key_0_part),?,
[INFO] [stderr] 47 | |         //pub_key_1_part: generate_hash_vect(priv_key_1_part),?,
[INFO] [stderr] 48 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `"docker" "inspect" "bb0d72faf86df3b6669412c0a94c494e2dfef641bb7c1d3d903c7406a983290b"`
[INFO] running `"docker" "rm" "-f" "bb0d72faf86df3b6669412c0a94c494e2dfef641bb7c1d3d903c7406a983290b"`
[INFO] [stdout] bb0d72faf86df3b6669412c0a94c494e2dfef641bb7c1d3d903c7406a983290b