[INFO] crate spectra 0.13.0 is already in cache
[INFO] extracting crate spectra 0.13.0 into work/ex/clippy-test-run/sources/stable/reg/spectra/0.13.0
[INFO] extracting crate spectra 0.13.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/spectra/0.13.0
[INFO] validating manifest of spectra-0.13.0 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 spectra-0.13.0 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 spectra-0.13.0
[INFO] finished frobbing spectra-0.13.0
[INFO] frobbed toml for spectra-0.13.0 written to work/ex/clippy-test-run/sources/stable/reg/spectra/0.13.0/Cargo.toml
[INFO] started frobbing spectra-0.13.0
[INFO] finished frobbing spectra-0.13.0
[INFO] frobbed toml for spectra-0.13.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/spectra/0.13.0/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 spectra-0.13.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/spectra/0.13.0:/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] d1d30f90323cc543d0d6b2fec9ff14848035944cf6b0f972b24676e3c2064f59
[INFO] running `"docker" "start" "-a" "d1d30f90323cc543d0d6b2fec9ff14848035944cf6b0f972b24676e3c2064f59"`
[INFO] [stderr]     Checking any-cache v0.2.3
[INFO] [stderr]    Compiling ogg-sys v0.0.9
[INFO] [stderr]    Compiling vorbis-sys v0.0.8
[INFO] [stderr]    Compiling vorbisfile-sys v0.0.8
[INFO] [stderr]    Compiling vorbis-encoder v0.1.4
[INFO] [stderr]    Compiling glfw-sys v3.2.2
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]    Compiling rental-impl v0.5.2
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking luminance v0.30.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking luminance-windowing v0.2.4
[INFO] [stderr]     Checking glsl v0.9.2
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking glfw v0.23.0
[INFO] [stderr]     Checking vorbis v0.1.0
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking luminance-glfw v0.5.4
[INFO] [stderr]     Checking notify v4.0.7
[INFO] [stderr]     Checking warmy v0.7.3
[INFO] [stderr]     Checking rental v0.5.2
[INFO] [stderr]     Checking al-sys v0.6.0
[INFO] [stderr]     Checking cheddar v0.1.0
[INFO] [stderr]     Checking alto v3.0.3
[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/cheddar-0.1.0/src/lib.rs:257:1
[INFO] [stderr]     |
[INFO] [stderr] 257 | #![feature(box_syntax)]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[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/cheddar-0.1.0/src/lib.rs:258:1
[INFO] [stderr]     |
[INFO] [stderr] 258 | #![feature(box_patterns)]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `cheddar`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d1d30f90323cc543d0d6b2fec9ff14848035944cf6b0f972b24676e3c2064f59"`
[INFO] running `"docker" "rm" "-f" "d1d30f90323cc543d0d6b2fec9ff14848035944cf6b0f972b24676e3c2064f59"`
[INFO] [stdout] d1d30f90323cc543d0d6b2fec9ff14848035944cf6b0f972b24676e3c2064f59