[INFO] crate septem 1.0.1 is already in cache
[INFO] extracting crate septem 1.0.1 into work/ex/clippy-test-run/sources/stable/reg/septem/1.0.1
[INFO] extracting crate septem 1.0.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/septem/1.0.1
[INFO] validating manifest of septem-1.0.1 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 septem-1.0.1 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 septem-1.0.1
[INFO] finished frobbing septem-1.0.1
[INFO] frobbed toml for septem-1.0.1 written to work/ex/clippy-test-run/sources/stable/reg/septem/1.0.1/Cargo.toml
[INFO] started frobbing septem-1.0.1
[INFO] finished frobbing septem-1.0.1
[INFO] frobbed toml for septem-1.0.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/septem/1.0.1/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 septem-1.0.1 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-5/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/reg/septem/1.0.1:/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 -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] 7a3c2397b544bfc3192f8e4de1cf0bc8bcd369ced4b5f021a798bb81324cf2cc
[INFO] running `"docker" "start" "-a" "7a3c2397b544bfc3192f8e4de1cf0bc8bcd369ced4b5f021a798bb81324cf2cc"`
[INFO] [stderr]     Checking septem v1.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `septem`
[INFO] [stderr]  --> benches/convertion.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     use septem::Roman;
[INFO] [stderr]   |         ^^^^^^ maybe a missing `extern crate septem;`?
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/convertion.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)] 
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors occurred: E0432, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `septem`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7a3c2397b544bfc3192f8e4de1cf0bc8bcd369ced4b5f021a798bb81324cf2cc"`
[INFO] running `"docker" "rm" "-f" "7a3c2397b544bfc3192f8e4de1cf0bc8bcd369ced4b5f021a798bb81324cf2cc"`
[INFO] [stdout] 7a3c2397b544bfc3192f8e4de1cf0bc8bcd369ced4b5f021a798bb81324cf2cc