Dec 03 02:03:36.459 INFO testing maze-0.1.2 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 02:03:36.459 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 03 02:03:36.743 INFO [stdout] 7d1b4e84c29e5580a3ed81cdd7935db5b63b71976b27e8071a79f8db84722c18
Dec 03 02:03:36.743 INFO running `"docker" "start" "-a" "7d1b4e84c29e5580a3ed81cdd7935db5b63b71976b27e8071a79f8db84722c18"`
Dec 03 02:03:37.270 INFO [stderr] usermod: no changes
Dec 03 02:03:37.578 INFO [stderr]    Compiling css-color-parser v0.1.2
Dec 03 02:03:37.578 INFO [stderr]    Compiling png v0.5.2
Dec 03 02:03:37.578 INFO [stderr]    Compiling hyper v0.9.12
Dec 03 02:03:40.771 INFO [stderr]    Compiling image v0.10.4
Dec 03 02:03:48.743 INFO [stderr]    Compiling iron v0.4.0
Dec 03 02:03:55.899 INFO [stderr]    Compiling persistent v0.2.1
Dec 03 02:03:55.899 INFO [stderr]    Compiling router v0.4.0
Dec 03 02:03:59.343 INFO [stderr]    Compiling imageproc v0.6.1
Dec 03 02:04:01.011 INFO [stderr]    Compiling bodyparser v0.4.1
Dec 03 02:04:05.674 INFO [stderr]    Compiling urlencoded v0.4.1
Dec 03 02:04:09.625 INFO [stderr]    Compiling maze v0.1.2 (/source)
Dec 03 02:04:15.287 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 02:04:15.287 INFO [stderr]  --> src/lib.rs:1:1
Dec 03 02:04:15.287 INFO [stderr]   |
Dec 03 02:04:15.287 INFO [stderr] 1 | #![feature(test)]
Dec 03 02:04:15.287 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 03 02:04:15.287 INFO [stderr] 
Dec 03 02:04:15.287 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 02:04:15.287 INFO [stderr]  --> src/lib.rs:2:1
Dec 03 02:04:15.287 INFO [stderr]   |
Dec 03 02:04:15.287 INFO [stderr] 2 | #![feature(proc_macro)]
Dec 03 02:04:15.287 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 02:04:15.287 INFO [stderr] 
Dec 03 02:04:15.295 INFO [stderr] error: aborting due to 2 previous errors
Dec 03 02:04:15.295 INFO [stderr] 
Dec 03 02:04:15.295 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 02:04:15.327 INFO [stderr] error: Could not compile `maze`.
Dec 03 02:04:15.327 INFO [stderr] 
Dec 03 02:04:15.327 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 02:04:15.327 INFO [stderr] su: No module specific data is present
Dec 03 02:04:15.859 INFO running `"docker" "inspect" "7d1b4e84c29e5580a3ed81cdd7935db5b63b71976b27e8071a79f8db84722c18"`
Dec 03 02:04:16.121 INFO running `"docker" "rm" "-f" "7d1b4e84c29e5580a3ed81cdd7935db5b63b71976b27e8071a79f8db84722c18"`
Dec 03 02:04:16.371 INFO [stdout] 7d1b4e84c29e5580a3ed81cdd7935db5b63b71976b27e8071a79f8db84722c18