[INFO] updating cached repository yzhs/sokoban
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yzhs/sokoban
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yzhs/sokoban" "work/ex/clippy-test-run/sources/stable/gh/yzhs/sokoban"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/yzhs/sokoban'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yzhs/sokoban" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/yzhs/sokoban"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/yzhs/sokoban'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 94aa771d24fd17d4ebb4460d9d796b965053dfc8
[INFO] sha for GitHub repo yzhs/sokoban: 94aa771d24fd17d4ebb4460d9d796b965053dfc8
[INFO] validating manifest of yzhs/sokoban 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 yzhs/sokoban 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 yzhs/sokoban
[INFO] finished frobbing yzhs/sokoban
[INFO] frobbed toml for yzhs/sokoban written to work/ex/clippy-test-run/sources/stable/gh/yzhs/sokoban/Cargo.toml
[INFO] started frobbing yzhs/sokoban
[INFO] finished frobbing yzhs/sokoban
[INFO] frobbed toml for yzhs/sokoban written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/yzhs/sokoban/Cargo.toml
[INFO] crate yzhs/sokoban 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 yzhs/sokoban against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/yzhs/sokoban:/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] 6913bce4b6e2253dc299395d980f2d577549f9d73ac6461d3d7f05385e7582d1
[INFO] running `"docker" "start" "-a" "6913bce4b6e2253dc299395d980f2d577549f9d73ac6461d3d7f05385e7582d1"`
[INFO] [stderr]    Compiling cc v1.0.22
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling regex v1.0.4
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling ryu v0.2.5
[INFO] [stderr]    Compiling termcolor v1.0.2
[INFO] [stderr]     Checking xdg v2.1.0
[INFO] [stderr]     Checking half v1.1.2
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking find_folder v0.3.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling freetype-sys v0.7.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking inflate v0.4.3
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling libz-sys v1.0.20
[INFO] [stderr]     Checking aho-corasick v0.6.7
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking tempfile v3.0.3
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking parking_lot v0.6.3
[INFO] [stderr]    Compiling wayland-client v0.20.12
[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling glutin v0.17.0
[INFO] [stderr]    Compiling glium v0.22.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking env_logger v0.5.12
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.75
[INFO] [stderr]     Checking colog v0.1.1
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]     Checking quickcheck v0.7.1
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking quick-xml v0.12.1
[INFO] [stderr]    Compiling quickcheck_macros v0.7.0
[INFO] [stderr]     Checking image v0.19.0
[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/quickcheck_macros-0.7.0/src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #![feature(plugin_registrar, rustc_private)]
[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 `quickcheck_macros`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6913bce4b6e2253dc299395d980f2d577549f9d73ac6461d3d7f05385e7582d1"`
[INFO] running `"docker" "rm" "-f" "6913bce4b6e2253dc299395d980f2d577549f9d73ac6461d3d7f05385e7582d1"`
[INFO] [stdout] 6913bce4b6e2253dc299395d980f2d577549f9d73ac6461d3d7f05385e7582d1