Dec 11 15:01:24.648 INFO checking kyren/rsgb against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 15:01:24.648 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 15:01:24.898 INFO [stdout] ef37b18be872220696b0a566df453b104137a412b77eb535defa2c43949a9eb7
Dec 11 15:01:24.904 INFO running `"docker" "start" "-a" "ef37b18be872220696b0a566df453b104137a412b77eb535defa2c43949a9eb7"`
Dec 11 15:01:25.788 INFO [stderr] usermod: no changes
Dec 11 15:01:25.908 INFO [stderr]     Checking libc v0.2.21
Dec 11 15:01:25.908 INFO [stderr]    Compiling rayon-core v1.0.0
Dec 11 15:01:25.908 INFO [stderr]     Checking num-traits v0.1.37
Dec 11 15:01:25.941 INFO [stderr]     Checking lazy_static v0.2.8
Dec 11 15:01:25.941 INFO [stderr]     Checking byteorder v1.0.0
Dec 11 15:01:25.941 INFO [stderr]     Checking adler32 v1.0.0
Dec 11 15:01:25.941 INFO [stderr]     Checking bitflags v0.7.0
Dec 11 15:01:25.941 INFO [stderr]     Checking color_quant v1.0.0
Dec 11 15:01:26.456 INFO [stderr]     Checking lzw v0.10.0
Dec 11 15:01:26.576 INFO [stderr]     Checking inflate v0.1.1
Dec 11 15:01:27.962 INFO [stderr]     Checking scoped_threadpool v0.1.7
Dec 11 15:01:28.955 INFO [stderr]     Checking deflate v0.7.6
Dec 11 15:01:29.411 INFO [stderr]     Checking gif v0.9.1
Dec 11 15:01:30.070 INFO [stderr]     Checking rand v0.3.15
Dec 11 15:01:30.070 INFO [stderr]     Checking num_cpus v1.3.0
Dec 11 15:01:30.940 INFO [stderr]     Checking num-integer v0.1.34
Dec 11 15:01:30.940 INFO [stderr]     Checking enum_primitive v0.1.1
Dec 11 15:01:31.874 INFO [stderr]     Checking num-iter v0.1.33
Dec 11 15:01:31.875 INFO [stderr]     Checking num-rational v0.1.36
Dec 11 15:01:33.728 INFO [stderr]     Checking deque v0.3.1
Dec 11 15:01:35.748 INFO [stderr]     Checking rayon v0.7.0
Dec 11 15:01:37.090 INFO [stderr]     Checking png v0.6.2
Dec 11 15:01:38.811 INFO [stderr]     Checking jpeg-decoder v0.1.12
Dec 11 15:01:40.175 INFO [stderr]     Checking image v0.12.4
Dec 11 15:01:44.180 INFO [stderr]     Checking rsgb v0.1.0 (/source)
Dec 11 15:01:45.600 INFO [stderr] warning: unreachable pattern
Dec 11 15:01:45.600 INFO [stderr]    --> src/decoding.rs:598:17
Dec 11 15:01:45.600 INFO [stderr]     |
Dec 11 15:01:45.600 INFO [stderr] 598 |                 b => Err(format!("Improper instruction byte {:x} following 0xcb", b).into()),
Dec 11 15:01:45.600 INFO [stderr]     |                 ^
Dec 11 15:01:45.600 INFO [stderr]     |
Dec 11 15:01:45.600 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 11 15:01:45.600 INFO [stderr] 
Dec 11 15:01:45.781 INFO [stderr] warning: unreachable pattern
Dec 11 15:01:45.781 INFO [stderr]    --> src/decoding.rs:598:17
Dec 11 15:01:45.781 INFO [stderr]     |
Dec 11 15:01:45.781 INFO [stderr] 598 |                 b => Err(format!("Improper instruction byte {:x} following 0xcb", b).into()),
Dec 11 15:01:45.781 INFO [stderr]     |                 ^
Dec 11 15:01:45.782 INFO [stderr]     |
Dec 11 15:01:45.782 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 11 15:01:45.782 INFO [stderr] 
Dec 11 15:01:47.441 INFO [stderr]     Finished dev [optimized + debuginfo] target(s) in 21.62s
Dec 11 15:01:47.446 INFO [stderr] su: No module specific data is present
Dec 11 15:01:48.332 INFO running `"docker" "inspect" "ef37b18be872220696b0a566df453b104137a412b77eb535defa2c43949a9eb7"`
Dec 11 15:01:48.560 INFO running `"docker" "rm" "-f" "ef37b18be872220696b0a566df453b104137a412b77eb535defa2c43949a9eb7"`
Dec 11 15:01:48.936 INFO [stdout] ef37b18be872220696b0a566df453b104137a412b77eb535defa2c43949a9eb7