Dec 17 20:58:24.081 INFO checking kyren/rsgb against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 20:58:24.081 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/kyren/rsgb:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 20:58:24.227 INFO [stdout] 0f500900135770e082431a7563e3811fa3e29d978c530ffdadaef1755c0cad31
Dec 17 20:58:24.228 INFO running `"docker" "start" "-a" "0f500900135770e082431a7563e3811fa3e29d978c530ffdadaef1755c0cad31"`
Dec 17 20:58:24.880 INFO [stderr]     Checking libc v0.2.21
Dec 17 20:58:24.884 INFO [stderr]    Compiling rayon-core v1.0.0
Dec 17 20:58:24.885 INFO [stderr]     Checking num-traits v0.1.37
Dec 17 20:58:24.885 INFO [stderr]     Checking lazy_static v0.2.8
Dec 17 20:58:24.885 INFO [stderr]     Checking byteorder v1.0.0
Dec 17 20:58:24.887 INFO [stderr]     Checking adler32 v1.0.0
Dec 17 20:58:24.887 INFO [stderr]     Checking lzw v0.10.0
Dec 17 20:58:24.887 INFO [stderr]     Checking color_quant v1.0.0
Dec 17 20:58:25.332 INFO [stderr]     Checking inflate v0.1.1
Dec 17 20:58:26.039 INFO [stderr]     Checking bitflags v0.7.0
Dec 17 20:58:26.284 INFO [stderr]     Checking scoped_threadpool v0.1.7
Dec 17 20:58:26.761 INFO [stderr]     Checking deflate v0.7.6
Dec 17 20:58:27.228 INFO [stderr]     Checking gif v0.9.1
Dec 17 20:58:28.415 INFO [stderr]     Checking num-integer v0.1.34
Dec 17 20:58:28.415 INFO [stderr]     Checking enum_primitive v0.1.1
Dec 17 20:58:28.484 INFO [stderr]     Checking rand v0.3.15
Dec 17 20:58:28.492 INFO [stderr]     Checking num_cpus v1.3.0
Dec 17 20:58:30.060 INFO [stderr]     Checking num-iter v0.1.33
Dec 17 20:58:30.060 INFO [stderr]     Checking num-rational v0.1.36
Dec 17 20:58:31.675 INFO [stderr]     Checking deque v0.3.1
Dec 17 20:58:33.366 INFO [stderr]     Checking rayon v0.7.0
Dec 17 20:58:33.492 INFO [stderr]     Checking png v0.6.2
Dec 17 20:58:35.729 INFO [stderr]     Checking jpeg-decoder v0.1.12
Dec 17 20:58:36.903 INFO [stderr]     Checking image v0.12.4
Dec 17 20:58:40.419 INFO [stderr]     Checking rsgb v0.1.0 (/opt/crater/workdir)
Dec 17 20:58:41.248 INFO [stderr] warning: unreachable pattern
Dec 17 20:58:41.248 INFO [stderr]    --> src/decoding.rs:598:17
Dec 17 20:58:41.248 INFO [stderr]     |
Dec 17 20:58:41.248 INFO [stderr] 598 |                 b => Err(format!("Improper instruction byte {:x} following 0xcb", b).into()),
Dec 17 20:58:41.248 INFO [stderr]     |                 ^
Dec 17 20:58:41.248 INFO [stderr]     |
Dec 17 20:58:41.248 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 17 20:58:41.248 INFO [stderr] 
Dec 17 20:58:41.248 INFO [stderr] warning: unreachable pattern
Dec 17 20:58:41.248 INFO [stderr]    --> src/decoding.rs:598:17
Dec 17 20:58:41.248 INFO [stderr]     |
Dec 17 20:58:41.248 INFO [stderr] 598 |                 b => Err(format!("Improper instruction byte {:x} following 0xcb", b).into()),
Dec 17 20:58:41.248 INFO [stderr]     |                 ^
Dec 17 20:58:41.248 INFO [stderr]     |
Dec 17 20:58:41.248 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 17 20:58:41.248 INFO [stderr] 
Dec 17 20:58:41.892 INFO [stderr]     Finished dev [optimized + debuginfo] target(s) in 17.10s
Dec 17 20:58:42.258 INFO running `"docker" "inspect" "0f500900135770e082431a7563e3811fa3e29d978c530ffdadaef1755c0cad31"`
Dec 17 20:58:42.382 INFO running `"docker" "rm" "-f" "0f500900135770e082431a7563e3811fa3e29d978c530ffdadaef1755c0cad31"`
Dec 17 20:58:42.592 INFO [stdout] 0f500900135770e082431a7563e3811fa3e29d978c530ffdadaef1755c0cad31