Nov 01 08:47:01.763 INFO checking alyssaverkade/neural_network against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 08:47:01.763 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-3/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Nov 01 08:47:02.055 INFO blam! 78c413f0330be86b2edb3d00672cf461494efc3a643f45bade0e0290df1e2e1f
Nov 01 08:47:02.056 INFO running `"docker" "start" "-a" "78c413f0330be86b2edb3d00672cf461494efc3a643f45bade0e0290df1e2e1f"`
Nov 01 08:47:02.516 INFO kablam! usermod: no changes
Nov 01 08:47:02.557 INFO kablam! warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Nov 01 08:47:02.672 INFO kablam!     Checking nodrop v0.1.12
Nov 01 08:47:02.672 INFO kablam!     Checking cfg-if v0.1.4
Nov 01 08:47:02.672 INFO kablam!     Checking lazy_static v1.0.2
Nov 01 08:47:02.673 INFO kablam!     Checking memoffset v0.2.1
Nov 01 08:47:02.673 INFO kablam!    Compiling num-traits v0.2.5
Nov 01 08:47:02.673 INFO kablam!     Checking scopeguard v0.3.3
Nov 01 08:47:02.673 INFO kablam!    Compiling unicode-xid v0.1.0
Nov 01 08:47:02.673 INFO kablam!     Checking libc v0.2.42
Nov 01 08:47:02.805 INFO kablam!    Compiling num-integer v0.1.39
Nov 01 08:47:02.940 INFO kablam!    Compiling rayon-core v1.4.1
Nov 01 08:47:03.057 INFO kablam!    Compiling num-iter v0.1.37
Nov 01 08:47:03.092 INFO kablam!    Compiling rayon v1.0.2
Nov 01 08:47:03.325 INFO kablam!     Checking adler32 v1.0.3
Nov 01 08:47:03.948 INFO kablam!    Compiling serde v1.0.70
Nov 01 08:47:12.664 INFO kablam!     Checking byteorder v1.2.4
Nov 01 08:47:12.716 INFO kablam!     Checking void v1.0.2
Nov 01 08:47:12.723 INFO kablam!     Checking either v1.5.0
Nov 01 08:47:12.732 INFO kablam!     Checking color_quant v1.0.1
Nov 01 08:47:13.534 INFO kablam!     Checking lzw v0.10.0
Nov 01 08:47:13.986 INFO kablam!     Checking bitflags v1.0.3
Nov 01 08:47:13.988 INFO kablam!     Checking scoped_threadpool v0.1.9
Nov 01 08:47:14.437 INFO kablam!     Checking take_mut v0.2.2
Nov 01 08:47:14.705 INFO kablam!     Checking slog v2.3.2
Nov 01 08:47:14.786 INFO kablam!     Checking rand_core v0.2.1
Nov 01 08:47:14.852 INFO kablam!     Checking crossbeam-utils v0.2.2
Nov 01 08:47:17.145 INFO kablam!     Checking arrayvec v0.4.7
Nov 01 08:47:17.714 INFO kablam!    Compiling proc-macro2 v0.4.9
Nov 01 08:47:17.830 INFO kablam!     Checking inflate v0.4.3
Nov 01 08:47:19.004 INFO kablam!     Checking num_cpus v1.8.0
Nov 01 08:47:19.742 INFO kablam!     Checking time v0.1.40
Nov 01 08:47:20.050 INFO kablam!     Checking isatty v0.1.8
Nov 01 08:47:20.362 INFO kablam!     Checking memmap v0.6.2
Nov 01 08:47:21.690 INFO kablam!     Checking unreachable v1.0.0
Nov 01 08:47:23.277 INFO kablam!     Checking gif v0.10.0
Nov 01 08:47:23.505 INFO kablam!     Checking rand v0.5.4
Nov 01 08:47:23.916 INFO kablam!     Checking deflate v0.7.18
Nov 01 08:47:24.352 INFO kablam!     Checking term v0.5.1
Nov 01 08:47:24.937 INFO kablam!     Checking thread_local v0.3.5
Nov 01 08:47:27.297 INFO kablam!     Checking crossbeam-epoch v0.3.1
Nov 01 08:47:31.426 INFO kablam!     Checking slog-async v2.3.0
Nov 01 08:47:33.681 INFO kablam!     Checking crossbeam-deque v0.2.0
Nov 01 08:47:47.182 INFO kablam!     Checking streaming-stats v0.2.0
Nov 01 08:47:51.916 INFO kablam!     Checking chrono v0.4.5
Nov 01 08:47:51.916 INFO kablam!     Checking num-rational v0.1.42
Nov 01 08:47:57.516 INFO kablam!     Checking png v0.12.0
Nov 01 08:48:08.097 INFO kablam!     Checking slog-term v2.4.0
Nov 01 08:48:10.808 INFO kablam!    Compiling quote v0.6.4
Nov 01 08:48:13.681 INFO kablam!     Checking jpeg-decoder v0.1.15
Nov 01 08:48:18.477 INFO kablam!    Compiling syn v0.14.5
Nov 01 08:48:20.389 INFO kablam!     Checking bincode v1.0.1
Nov 01 08:48:54.400 INFO kablam!    Compiling num-derive v0.2.2
Nov 01 08:49:03.242 INFO kablam!     Checking image v0.19.0
Nov 01 08:49:08.928 INFO kablam!     Checking neural_net v0.1.0 (/source)
Nov 01 08:49:12.332 INFO kablam! error[E0599]: no method named `exact_chunks` found for type `&[u8]` in the current scope
Nov 01 08:49:12.332 INFO kablam!   --> src/image_reader.rs:27:39
Nov 01 08:49:12.332 INFO kablam!    |
Nov 01 08:49:12.332 INFO kablam! 27 |         for triplet in rgb.as_slice().exact_chunks(3) {
Nov 01 08:49:12.332 INFO kablam!    |                                       ^^^^^^^^^^^^
Nov 01 08:49:12.332 INFO kablam! 
Nov 01 08:49:12.360 INFO kablam! error: aborting due to previous error
Nov 01 08:49:12.360 INFO kablam! 
Nov 01 08:49:12.360 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Nov 01 08:49:12.360 INFO kablam! error: Could not compile `neural_net`.
Nov 01 08:49:12.360 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 01 08:49:12.528 INFO kablam! error[E0599]: no method named `exact_chunks` found for type `&[u8]` in the current scope
Nov 01 08:49:12.528 INFO kablam!   --> src/image_reader.rs:27:39
Nov 01 08:49:12.528 INFO kablam!    |
Nov 01 08:49:12.528 INFO kablam! 27 |         for triplet in rgb.as_slice().exact_chunks(3) {
Nov 01 08:49:12.528 INFO kablam!    |                                       ^^^^^^^^^^^^
Nov 01 08:49:12.528 INFO kablam! 
Nov 01 08:49:12.543 INFO kablam! error: aborting due to previous error
Nov 01 08:49:12.543 INFO kablam! 
Nov 01 08:49:12.543 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Nov 01 08:49:12.558 INFO kablam! error: Could not compile `neural_net`.
Nov 01 08:49:12.558 INFO kablam! 
Nov 01 08:49:12.558 INFO kablam! To learn more, run the command again with --verbose.
Nov 01 08:49:12.561 INFO kablam! su: No module specific data is present
Nov 01 08:49:13.528 INFO running `"docker" "rm" "-f" "78c413f0330be86b2edb3d00672cf461494efc3a643f45bade0e0290df1e2e1f"`
Nov 01 08:49:13.892 INFO blam! 78c413f0330be86b2edb3d00672cf461494efc3a643f45bade0e0290df1e2e1f