Dec 02 04:30:18.248 INFO testing PRDeltoid/chip8-emulator against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 04:30:18.248 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 04:30:18.662 INFO [stdout] d37920866dc09cb84bbf299057e944c24ddf9589794079d6eba624e450c2145a
Dec 02 04:30:18.664 INFO running `"docker" "start" "-a" "d37920866dc09cb84bbf299057e944c24ddf9589794079d6eba624e450c2145a"`
Dec 02 04:30:19.480 INFO [stderr] usermod: no changes
Dec 02 04:30:19.820 INFO [stderr]    Compiling libloading v0.5.0
Dec 02 04:30:19.821 INFO [stderr]    Compiling x11-dl v2.18.3
Dec 02 04:30:19.824 INFO [stderr]    Compiling glutin v0.14.0
Dec 02 04:30:19.824 INFO [stderr]    Compiling gl v0.10.0
Dec 02 04:30:19.824 INFO [stderr]    Compiling num-derive v0.2.2
Dec 02 04:30:19.824 INFO [stderr]    Compiling rusttype v0.4.3
Dec 02 04:30:19.824 INFO [stderr]    Compiling pistoncore-input v0.21.0
Dec 02 04:30:29.027 INFO [stderr]    Compiling piston2d-graphics v0.26.0
Dec 02 04:30:33.803 INFO [stderr]    Compiling dlib v0.4.1
Dec 02 04:30:36.237 INFO [stderr]    Compiling wayland-sys v0.12.5
Dec 02 04:30:42.483 INFO [stderr]    Compiling image v0.19.0
Dec 02 04:30:42.971 INFO [stderr]    Compiling wayland-client v0.12.5
Dec 02 04:30:43.173 INFO [stderr]    Compiling pistoncore-window v0.32.0
Dec 02 04:30:52.123 INFO [stderr]    Compiling pistoncore-event_loop v0.37.0
Dec 02 04:30:58.475 INFO [stderr]    Compiling wayland-protocols v0.12.5
Dec 02 04:30:58.475 INFO [stderr]    Compiling wayland-kbd v0.13.1
Dec 02 04:31:00.260 INFO [stderr]    Compiling piston v0.37.0
Dec 02 04:31:10.722 INFO [stderr]    Compiling wayland-window v0.13.3
Dec 02 04:31:14.540 INFO [stderr]    Compiling winit v0.12.0
Dec 02 04:31:22.447 INFO [stderr]    Compiling piston-gfx_texture v0.32.0
Dec 02 04:31:28.575 INFO [stderr]    Compiling piston2d-gfx_graphics v0.51.0
Dec 02 04:31:29.606 INFO [stderr]    Compiling pistoncore-glutin_window v0.47.0
Dec 02 04:31:34.736 INFO [stderr]    Compiling piston_window v0.80.0
Dec 02 04:31:39.831 INFO [stderr]    Compiling chip8 v0.1.0 (/source)
Dec 02 04:31:44.495 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 04:31:44.495 INFO [stderr]   --> src/main.rs:17:1
Dec 02 04:31:44.496 INFO [stderr]    |
Dec 02 04:31:44.496 INFO [stderr] 17 | #![feature(duration_as_u128)]
Dec 02 04:31:44.496 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:31:44.496 INFO [stderr] 
Dec 02 04:31:44.506 INFO [stderr] error: aborting due to previous error
Dec 02 04:31:44.506 INFO [stderr] 
Dec 02 04:31:44.506 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 04:31:44.535 INFO [stderr] error: Could not compile `chip8`.
Dec 02 04:31:44.535 INFO [stderr] 
Dec 02 04:31:44.535 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 04:31:44.543 INFO [stderr] su: No module specific data is present
Dec 02 04:31:45.265 INFO running `"docker" "inspect" "d37920866dc09cb84bbf299057e944c24ddf9589794079d6eba624e450c2145a"`
Dec 02 04:31:45.503 INFO running `"docker" "rm" "-f" "d37920866dc09cb84bbf299057e944c24ddf9589794079d6eba624e450c2145a"`
Dec 02 04:31:45.782 INFO [stdout] d37920866dc09cb84bbf299057e944c24ddf9589794079d6eba624e450c2145a