[INFO] updating cached repository ThePerkinrex/PercOSv2
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ThePerkinrex/PercOSv2
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ThePerkinrex/PercOSv2" "work/ex/clippy-test-run/sources/stable/gh/ThePerkinrex/PercOSv2"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/ThePerkinrex/PercOSv2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ThePerkinrex/PercOSv2" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ThePerkinrex/PercOSv2"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ThePerkinrex/PercOSv2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2fb6aab6c7825a23db2c7b5a3af6dc7a5b0fa442
[INFO] sha for GitHub repo ThePerkinrex/PercOSv2: 2fb6aab6c7825a23db2c7b5a3af6dc7a5b0fa442
[INFO] validating manifest of ThePerkinrex/PercOSv2 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 ThePerkinrex/PercOSv2 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 ThePerkinrex/PercOSv2
[INFO] finished frobbing ThePerkinrex/PercOSv2
[INFO] frobbed toml for ThePerkinrex/PercOSv2 written to work/ex/clippy-test-run/sources/stable/gh/ThePerkinrex/PercOSv2/Cargo.toml
[INFO] started frobbing ThePerkinrex/PercOSv2
[INFO] finished frobbing ThePerkinrex/PercOSv2
[INFO] frobbed toml for ThePerkinrex/PercOSv2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ThePerkinrex/PercOSv2/Cargo.toml
[INFO] crate ThePerkinrex/PercOSv2 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 ThePerkinrex/PercOSv2 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-6/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/ThePerkinrex/PercOSv2:/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] 461dbf15e8fef1645e80902db3a406cdadddf65d125b6f527cbb3e8d013e08be
[INFO] running `"docker" "start" "-a" "461dbf15e8fef1645e80902db3a406cdadddf65d125b6f527cbb3e8d013e08be"`
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bit_field v0.7.0
[INFO] [stderr]     Checking cpuio v0.2.0
[INFO] [stderr]     Checking volatile v0.2.4
[INFO] [stderr]     Checking spin v0.4.9
[INFO] [stderr]     Checking rlibc v1.0.0
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpuio-0.2.0/src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![feature(asm, const_fn, no_std)]
[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 `cpuio`.
[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]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.9/src/lib.rs:6:35
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![cfg_attr(feature = "const_fn", feature(const_fn))]
[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 `spin`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "461dbf15e8fef1645e80902db3a406cdadddf65d125b6f527cbb3e8d013e08be"`
[INFO] running `"docker" "rm" "-f" "461dbf15e8fef1645e80902db3a406cdadddf65d125b6f527cbb3e8d013e08be"`
[INFO] [stdout] 461dbf15e8fef1645e80902db3a406cdadddf65d125b6f527cbb3e8d013e08be