[INFO] updating cached repository Munksgaard/base64
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Munksgaard/base64
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Munksgaard/base64" "work/ex/clippy-test-run/sources/stable/gh/Munksgaard/base64"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Munksgaard/base64'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Munksgaard/base64" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Munksgaard/base64"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Munksgaard/base64'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 394a6e7a038478317fc3c082d87280f0d5b8b1b8
[INFO] sha for GitHub repo Munksgaard/base64: 394a6e7a038478317fc3c082d87280f0d5b8b1b8
[INFO] validating manifest of Munksgaard/base64 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 Munksgaard/base64 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 Munksgaard/base64
[INFO] finished frobbing Munksgaard/base64
[INFO] frobbed toml for Munksgaard/base64 written to work/ex/clippy-test-run/sources/stable/gh/Munksgaard/base64/Cargo.toml
[INFO] started frobbing Munksgaard/base64
[INFO] finished frobbing Munksgaard/base64
[INFO] frobbed toml for Munksgaard/base64 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Munksgaard/base64/Cargo.toml
[INFO] crate Munksgaard/base64 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 Munksgaard/base64 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/Munksgaard/base64:/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] 289a0ee0f12f7e81c8944b3e6ec3d5453934d877e2990772104a9ddc84ec536e
[INFO] running `"docker" "start" "-a" "289a0ee0f12f7e81c8944b3e6ec3d5453934d877e2990772104a9ddc84ec536e"`
[INFO] [stderr]     Checking libc v0.2.8
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking base64 v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: the loop variable `i` is used to index `trans`
[INFO] [stderr]   --> src/lib.rs:52:14
[INFO] [stderr]    |
[INFO] [stderr] 52 |     for i in 0..trans.len() {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 52 |     for (i, <item>) in trans.iter().enumerate() {
[INFO] [stderr]    |         ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `trans`
[INFO] [stderr]   --> src/lib.rs:52:14
[INFO] [stderr]    |
[INFO] [stderr] 52 |     for i in 0..trans.len() {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 52 |     for (i, <item>) in trans.iter().enumerate() {
[INFO] [stderr]    |         ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `base64`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `base64`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "289a0ee0f12f7e81c8944b3e6ec3d5453934d877e2990772104a9ddc84ec536e"`
[INFO] running `"docker" "rm" "-f" "289a0ee0f12f7e81c8944b3e6ec3d5453934d877e2990772104a9ddc84ec536e"`
[INFO] [stdout] 289a0ee0f12f7e81c8944b3e6ec3d5453934d877e2990772104a9ddc84ec536e