Dec 02 09:26:14.620 INFO testing Arcterus/game-of-life against 1.30.1 for beta-1.31-5
Dec 02 09:26:14.620 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-5/1.30.1:/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 +1.30.1 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 09:26:15.051 INFO [stdout] ddc1b18b02b2a95fc70bf401eec45073c94a00072878c1d767af5fb7cfe933ab
Dec 02 09:26:15.053 INFO running `"docker" "start" "-a" "ddc1b18b02b2a95fc70bf401eec45073c94a00072878c1d767af5fb7cfe933ab"`
Dec 02 09:26:15.971 INFO [stderr] usermod: no changes
Dec 02 09:26:16.345 INFO [stderr]    Compiling rayon-core v1.3.0
Dec 02 09:26:16.346 INFO [stderr]    Compiling clap v2.29.2
Dec 02 09:26:16.347 INFO [stderr]    Compiling target_build_utils v0.3.1
Dec 02 09:26:20.352 INFO [stderr]    Compiling rayon v0.8.2
Dec 02 09:26:20.464 INFO [stderr]    Compiling libloading v0.3.4
Dec 02 09:26:24.575 INFO [stderr]    Compiling dlib v0.3.1
Dec 02 09:26:25.467 INFO [stderr]    Compiling jpeg-decoder v0.1.13
Dec 02 09:26:25.779 INFO [stderr]    Compiling wayland-sys v0.9.10
Dec 02 09:26:32.923 INFO [stderr]    Compiling image v0.18.0
Dec 02 09:26:32.931 INFO [stderr]    Compiling wayland-client v0.9.10
Dec 02 09:26:35.530 INFO [stderr]    Compiling wayland-protocols v0.9.10
Dec 02 09:26:35.531 INFO [stderr]    Compiling wayland-kbd v0.9.1
Dec 02 09:26:39.319 INFO [stderr]    Compiling wayland-window v0.8.0
Dec 02 09:26:40.661 INFO [stderr]    Compiling winit v0.8.3
Dec 02 09:26:45.539 INFO [stderr]    Compiling piston2d-opengl_graphics v0.50.0
Dec 02 09:26:47.647 INFO [stderr]    Compiling glutin v0.10.1
Dec 02 09:26:51.115 INFO [stderr]    Compiling pistoncore-glutin_window v0.43.0
Dec 02 09:26:56.731 INFO [stderr]    Compiling game-of-life v0.1.0 (/source)
Dec 02 09:27:01.082 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 09:27:01.082 INFO [stderr]  --> src/life.rs:1:1
Dec 02 09:27:01.082 INFO [stderr]   |
Dec 02 09:27:01.082 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 02 09:27:01.082 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 09:27:01.082 INFO [stderr] 
Dec 02 09:27:01.082 INFO [stderr] error: aborting due to previous error
Dec 02 09:27:01.082 INFO [stderr] 
Dec 02 09:27:01.082 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 09:27:01.101 INFO [stderr] error: Could not compile `game-of-life`.
Dec 02 09:27:01.101 INFO [stderr] 
Dec 02 09:27:01.101 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 09:27:01.104 INFO [stderr] su: No module specific data is present
Dec 02 09:27:01.462 INFO running `"docker" "inspect" "ddc1b18b02b2a95fc70bf401eec45073c94a00072878c1d767af5fb7cfe933ab"`
Dec 02 09:27:01.548 INFO running `"docker" "rm" "-f" "ddc1b18b02b2a95fc70bf401eec45073c94a00072878c1d767af5fb7cfe933ab"`
Dec 02 09:27:01.621 INFO [stdout] ddc1b18b02b2a95fc70bf401eec45073c94a00072878c1d767af5fb7cfe933ab