Dec 01 08:03:39.484 INFO testing nakakura/WebRTC-RecordServer against 1.30.1 for beta-1.31-5
Dec 01 08:03:39.484 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-0/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 01 08:03:39.819 INFO [stdout] a5bf7901916461d69f4f208e7019dff3feb49e07eda40a41bd280805dd2f7fd8
Dec 01 08:03:39.825 INFO running `"docker" "start" "-a" "a5bf7901916461d69f4f208e7019dff3feb49e07eda40a41bd280805dd2f7fd8"`
Dec 01 08:03:40.810 INFO [stderr] usermod: no changes
Dec 01 08:03:40.930 INFO [stderr]    Compiling iovec v0.1.2
Dec 01 08:03:40.933 INFO [stderr]    Compiling time v0.1.40
Dec 01 08:03:40.933 INFO [stderr]    Compiling memchr v1.0.2
Dec 01 08:03:40.933 INFO [stderr]    Compiling net2 v0.2.32
Dec 01 08:03:40.933 INFO [stderr]    Compiling futures-cpupool v0.1.8
Dec 01 08:03:40.939 INFO [stderr]    Compiling tokio-threadpool v0.1.3
Dec 01 08:03:42.295 INFO [stderr]    Compiling bytes v0.4.8
Dec 01 08:03:42.851 INFO [stderr]    Compiling nom v3.2.1
Dec 01 08:03:44.613 INFO [stderr]    Compiling mio v0.6.14
Dec 01 08:03:45.567 INFO [stderr]    Compiling tokio-io v0.1.6
Dec 01 08:03:45.567 INFO [stderr]    Compiling futures-fs v0.0.4
Dec 01 08:03:46.655 INFO [stderr]    Compiling chrono v0.4.2
Dec 01 08:03:49.703 INFO [stderr]    Compiling tokio-fs v0.1.0
Dec 01 08:03:53.134 INFO [stderr]    Compiling tokio-reactor v0.1.1
Dec 01 08:03:56.140 INFO [stderr]    Compiling tokio-udp v0.1.0
Dec 01 08:03:56.140 INFO [stderr]    Compiling tokio-tcp v0.1.0
Dec 01 08:03:58.091 INFO [stderr]    Compiling tokio v0.1.6
Dec 01 08:04:00.619 INFO [stderr]    Compiling udp_sendrecv_tokio v0.1.0 (/source)
Dec 01 08:04:01.559 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 08:04:01.559 INFO [stderr]  --> src/main.rs:1:1
Dec 01 08:04:01.559 INFO [stderr]   |
Dec 01 08:04:01.559 INFO [stderr] 1 | #![feature(drain_filter)]
Dec 01 08:04:01.559 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 08:04:01.559 INFO [stderr] 
Dec 01 08:04:01.559 INFO [stderr] error: aborting due to previous error
Dec 01 08:04:01.559 INFO [stderr] 
Dec 01 08:04:01.559 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 08:04:01.564 INFO [stderr] error: Could not compile `udp_sendrecv_tokio`.
Dec 01 08:04:01.564 INFO [stderr] 
Dec 01 08:04:01.564 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 08:04:01.566 INFO [stderr] su: No module specific data is present
Dec 01 08:04:02.517 INFO running `"docker" "inspect" "a5bf7901916461d69f4f208e7019dff3feb49e07eda40a41bd280805dd2f7fd8"`
Dec 01 08:04:02.832 INFO running `"docker" "rm" "-f" "a5bf7901916461d69f4f208e7019dff3feb49e07eda40a41bd280805dd2f7fd8"`
Dec 01 08:04:03.223 INFO [stdout] a5bf7901916461d69f4f208e7019dff3feb49e07eda40a41bd280805dd2f7fd8
