Dec 02 22:16:25.603 INFO testing pollock-0.3.2 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 22:16:25.603 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 22:16:25.998 INFO [stdout] 27e78522d50f623c1428fc7ec10477e28b29b566649c9b1fb178f2fd54995278
Dec 02 22:16:26.000 INFO running `"docker" "start" "-a" "27e78522d50f623c1428fc7ec10477e28b29b566649c9b1fb178f2fd54995278"`
Dec 02 22:16:26.930 INFO [stderr] usermod: no changes
Dec 02 22:16:27.396 INFO [stderr]    Compiling num-complex v0.2.1
Dec 02 22:16:27.397 INFO [stderr]    Compiling imgref v1.3.5
Dec 02 22:16:27.397 INFO [stderr]    Compiling resize v0.3.0
Dec 02 22:16:27.397 INFO [stderr]    Compiling wild v2.0.1
Dec 02 22:16:27.406 INFO [stderr]    Compiling imagequant-sys v2.12.2
Dec 02 22:16:27.430 INFO [stderr]    Compiling crossbeam-epoch v0.5.2
Dec 02 22:16:27.431 INFO [stderr]    Compiling crossbeam-epoch v0.6.1
Dec 02 22:16:27.434 INFO [stderr]    Compiling lodepng v2.4.2
Dec 02 22:16:29.677 INFO [stderr]    Compiling syn v0.14.9
Dec 02 22:16:29.677 INFO [stderr]    Compiling num-derive v0.2.3
Dec 02 22:16:32.277 INFO [stderr]    Compiling serde v1.0.80
Dec 02 22:16:32.288 INFO [stderr]    Compiling gif-dispose v2.1.1
Dec 02 22:16:32.411 INFO [stderr]    Compiling crossbeam-deque v0.5.2
Dec 02 22:16:32.909 INFO [stderr]    Compiling gfx_device_gl v0.15.3
Dec 02 22:16:45.279 INFO [stderr]    Compiling imagequant v2.11.9
Dec 02 22:16:48.882 INFO [stderr]    Compiling gifski v0.8.6
Dec 02 22:17:02.895 INFO [stderr]    Compiling tiff v0.2.1
Dec 02 22:17:06.149 INFO [stderr]    Compiling image v0.20.1
Dec 02 22:17:07.459 INFO [stderr]    Compiling rand_core v0.3.0
Dec 02 22:17:07.459 INFO [stderr]    Compiling serde_json v1.0.33
Dec 02 22:17:10.159 INFO [stderr]    Compiling palette_derive v0.4.1
Dec 02 22:17:11.295 INFO [stderr]    Compiling rand_core v0.2.2
Dec 02 22:17:11.295 INFO [stderr]    Compiling rand_pcg v0.1.1
Dec 02 22:17:11.295 INFO [stderr]    Compiling rand_isaac v0.1.1
Dec 02 22:17:11.295 INFO [stderr]    Compiling rand_chacha v0.1.0
Dec 02 22:17:12.399 INFO [stderr]    Compiling rand_xorshift v0.1.0
Dec 02 22:17:16.353 INFO [stderr]    Compiling rand_hc v0.1.0
Dec 02 22:17:16.391 INFO [stderr]    Compiling alga v0.7.2
Dec 02 22:17:16.451 INFO [stderr]    Compiling rand v0.5.5
Dec 02 22:17:19.323 INFO [stderr]    Compiling rand v0.6.1
Dec 02 22:17:28.649 INFO [stderr]    Compiling parking_lot_core v0.3.1
Dec 02 22:17:28.650 INFO [stderr]    Compiling phf_generator v0.7.23
Dec 02 22:17:28.652 INFO [stderr]    Compiling smithay-client-toolkit v0.3.0
Dec 02 22:17:31.815 INFO [stderr]    Compiling nalgebra v0.16.11
Dec 02 22:17:31.943 INFO [stderr]    Compiling tempfile v3.0.5
Dec 02 22:17:35.014 INFO [stderr]    Compiling phf_codegen v0.7.23
Dec 02 22:17:38.896 INFO [stderr]    Compiling parking_lot v0.6.4
Dec 02 22:17:41.747 INFO [stderr]    Compiling palette v0.4.1
Dec 02 22:17:50.807 INFO [stderr]    Compiling crossbeam-channel v0.2.6
Dec 02 22:17:52.599 INFO [stderr]    Compiling winit v0.17.2
Dec 02 22:17:57.519 INFO [stderr]    Compiling crossbeam v0.4.1
Dec 02 22:18:09.207 INFO [stderr]    Compiling glutin v0.18.0
Dec 02 22:18:16.837 INFO [stderr]    Compiling gfx_window_glutin v0.26.0
Dec 02 22:18:47.275 INFO [stderr]    Compiling pollock v0.3.2 (/source)
Dec 02 22:18:54.176 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 22:18:54.176 INFO [stderr]  --> src/lib.rs:1:1
Dec 02 22:18:54.176 INFO [stderr]   |
Dec 02 22:18:54.176 INFO [stderr] 1 | #![feature(nll)]
Dec 02 22:18:54.176 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 02 22:18:54.176 INFO [stderr] 
Dec 02 22:18:54.176 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 22:18:54.176 INFO [stderr]  --> src/lib.rs:2:1
Dec 02 22:18:54.176 INFO [stderr]   |
Dec 02 22:18:54.176 INFO [stderr] 2 | #![feature(external_doc)]
Dec 02 22:18:54.176 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 22:18:54.176 INFO [stderr] 
Dec 02 22:18:54.183 INFO [stderr] error: aborting due to 2 previous errors
Dec 02 22:18:54.183 INFO [stderr] 
Dec 02 22:18:54.183 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 22:18:54.214 INFO [stderr] error: Could not compile `pollock`.
Dec 02 22:18:54.214 INFO [stderr] 
Dec 02 22:18:54.214 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 22:18:54.215 INFO [stderr] su: No module specific data is present
Dec 02 22:18:54.710 INFO running `"docker" "inspect" "27e78522d50f623c1428fc7ec10477e28b29b566649c9b1fb178f2fd54995278"`
Dec 02 22:18:55.008 INFO running `"docker" "rm" "-f" "27e78522d50f623c1428fc7ec10477e28b29b566649c9b1fb178f2fd54995278"`
Dec 02 22:18:55.233 INFO [stdout] 27e78522d50f623c1428fc7ec10477e28b29b566649c9b1fb178f2fd54995278