Nov 17 09:31:58.491 INFO testing alyssaverkade/neural_network against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 09:31:58.492 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 17 09:31:59.155 INFO [stdout] 6b670c6e59c538036971a5493af58a41346506d3986c27ec087f0bb3f8022332
Nov 17 09:31:59.161 INFO running `"docker" "start" "-a" "6b670c6e59c538036971a5493af58a41346506d3986c27ec087f0bb3f8022332"`
Nov 17 09:32:00.042 INFO [stderr] usermod: no changes
Nov 17 09:32:00.095 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Nov 17 09:32:00.235 INFO [stderr]    Compiling nodrop v0.1.12
Nov 17 09:32:00.235 INFO [stderr]    Compiling cfg-if v0.1.4
Nov 17 09:32:00.236 INFO [stderr]    Compiling memoffset v0.2.1
Nov 17 09:32:00.236 INFO [stderr]    Compiling lazy_static v1.0.2
Nov 17 09:32:00.236 INFO [stderr]    Compiling scopeguard v0.3.3
Nov 17 09:32:00.236 INFO [stderr]    Compiling num-traits v0.2.5
Nov 17 09:32:00.236 INFO [stderr]    Compiling rayon-core v1.4.1
Nov 17 09:32:00.237 INFO [stderr]    Compiling num-integer v0.1.39
Nov 17 09:32:00.551 INFO [stderr]    Compiling libc v0.2.42
Nov 17 09:32:00.711 INFO [stderr]    Compiling unicode-xid v0.1.0
Nov 17 09:32:00.763 INFO [stderr]    Compiling rayon v1.0.2
Nov 17 09:32:00.779 INFO [stderr]    Compiling num-iter v0.1.37
Nov 17 09:32:01.430 INFO [stderr]    Compiling serde v1.0.70
Nov 17 09:32:01.517 INFO [stderr]    Compiling void v1.0.2
Nov 17 09:32:09.048 INFO [stderr]    Compiling byteorder v1.2.4
Nov 17 09:32:09.053 INFO [stderr]    Compiling adler32 v1.0.3
Nov 17 09:32:09.060 INFO [stderr]    Compiling either v1.5.0
Nov 17 09:32:09.061 INFO [stderr]    Compiling color_quant v1.0.1
Nov 17 09:32:09.061 INFO [stderr]    Compiling lzw v0.10.0
Nov 17 09:32:09.677 INFO [stderr]    Compiling bitflags v1.0.3
Nov 17 09:32:10.355 INFO [stderr]    Compiling slog v2.3.2
Nov 17 09:32:10.439 INFO [stderr]    Compiling take_mut v0.2.2
Nov 17 09:32:11.307 INFO [stderr]    Compiling scoped_threadpool v0.1.9
Nov 17 09:32:11.335 INFO [stderr]    Compiling rand_core v0.2.1
Nov 17 09:32:13.476 INFO [stderr]    Compiling crossbeam-utils v0.2.2
Nov 17 09:32:13.982 INFO [stderr]    Compiling arrayvec v0.4.7
Nov 17 09:32:22.928 INFO [stderr]    Compiling proc-macro2 v0.4.9
Nov 17 09:32:22.960 INFO [stderr]    Compiling unreachable v1.0.0
Nov 17 09:32:23.304 INFO [stderr]    Compiling num_cpus v1.8.0
Nov 17 09:32:23.624 INFO [stderr]    Compiling time v0.1.40
Nov 17 09:32:23.856 INFO [stderr]    Compiling isatty v0.1.8
Nov 17 09:32:23.920 INFO [stderr]    Compiling memmap v0.6.2
Nov 17 09:32:24.144 INFO [stderr]    Compiling inflate v0.4.3
Nov 17 09:32:24.340 INFO [stderr]    Compiling deflate v0.7.18
Nov 17 09:32:26.703 INFO [stderr]    Compiling term v0.5.1
Nov 17 09:32:32.011 INFO [stderr]    Compiling rand v0.5.4
Nov 17 09:33:06.476 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Nov 17 09:33:06.516 INFO [stderr]    Compiling gif v0.10.0
Nov 17 09:33:19.320 INFO [stderr]    Compiling thread_local v0.3.5
Nov 17 09:33:29.001 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Nov 17 09:33:30.105 INFO [stderr]    Compiling slog-async v2.3.0
Nov 17 09:33:41.987 INFO [stderr]    Compiling quote v0.6.4
Nov 17 09:33:47.008 INFO [stderr]    Compiling streaming-stats v0.2.0
Nov 17 09:33:56.627 INFO [stderr]    Compiling num-rational v0.1.42
Nov 17 09:33:56.628 INFO [stderr]    Compiling chrono v0.4.5
Nov 17 09:33:59.191 INFO [stderr]    Compiling png v0.12.0
Nov 17 09:34:00.367 INFO [stderr]    Compiling syn v0.14.5
Nov 17 09:34:22.095 INFO [stderr]    Compiling slog-term v2.4.0
Nov 17 09:34:23.315 INFO [stderr]    Compiling jpeg-decoder v0.1.15
Nov 17 09:34:27.151 INFO [stderr]    Compiling bincode v1.0.1
Nov 17 09:34:59.871 INFO [stderr]    Compiling num-derive v0.2.2
Nov 17 09:35:07.915 INFO [stderr]    Compiling image v0.19.0
Nov 17 09:36:10.085 INFO [stderr]    Compiling neural_net v0.1.0 (/source)
Nov 17 09:36:11.879 INFO [stderr] error[E0599]: no method named `exact_chunks` found for type `&[u8]` in the current scope
Nov 17 09:36:11.880 INFO [stderr]   --> src/image_reader.rs:27:39
Nov 17 09:36:11.880 INFO [stderr]    |
Nov 17 09:36:11.880 INFO [stderr] 27 |         for triplet in rgb.as_slice().exact_chunks(3) {
Nov 17 09:36:11.880 INFO [stderr]    |                                       ^^^^^^^^^^^^
Nov 17 09:36:11.880 INFO [stderr] 
Nov 17 09:36:11.898 INFO [stderr] error: aborting due to previous error
Nov 17 09:36:11.898 INFO [stderr] 
Nov 17 09:36:11.898 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Nov 17 09:36:11.926 INFO [stderr] error: Could not compile `neural_net`.
Nov 17 09:36:11.926 INFO [stderr] 
Nov 17 09:36:11.926 INFO [stderr] To learn more, run the command again with --verbose.
Nov 17 09:36:11.928 INFO [stderr] su: No module specific data is present
Nov 17 09:36:12.734 INFO running `"docker" "inspect" "6b670c6e59c538036971a5493af58a41346506d3986c27ec087f0bb3f8022332"`
Nov 17 09:36:13.047 INFO running `"docker" "rm" "-f" "6b670c6e59c538036971a5493af58a41346506d3986c27ec087f0bb3f8022332"`
Nov 17 09:36:13.383 INFO [stdout] 6b670c6e59c538036971a5493af58a41346506d3986c27ec087f0bb3f8022332