Dec 03 00:20:48.001 INFO testing notnow-0.1.4 against 1.30.1 for beta-1.31-5
Dec 03 00:20:48.001 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 03 00:20:48.451 INFO [stdout] 0a67414756430e90b72043b6d1ab3cccfe5d4ce338168d24cda521f4a47f363c
Dec 03 00:20:48.457 INFO running `"docker" "start" "-a" "0a67414756430e90b72043b6d1ab3cccfe5d4ce338168d24cda521f4a47f363c"`
Dec 03 00:20:49.395 INFO [stderr] usermod: no changes
Dec 03 00:20:49.489 INFO [stderr]    Compiling gui v0.2.1
Dec 03 00:20:49.489 INFO [stderr]    Compiling cell v0.1.2
Dec 03 00:20:49.499 INFO [stderr]    Compiling uid v0.1.2
Dec 03 00:20:49.499 INFO [stderr]    Compiling syn v0.14.9
Dec 03 00:20:50.244 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 00:20:50.244 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/cell-0.1.2/src/lib.rs:12:1
Dec 03 00:20:50.244 INFO [stderr]    |
Dec 03 00:20:50.244 INFO [stderr] 12 | #![feature(optin_builtin_traits)]
Dec 03 00:20:50.244 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 00:20:50.244 INFO [stderr] 
Dec 03 00:20:50.246 INFO [stderr] error: aborting due to previous error
Dec 03 00:20:50.250 INFO [stderr] 
Dec 03 00:20:50.251 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 00:20:50.254 INFO [stderr] error: Could not compile `cell`.
Dec 03 00:20:50.254 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 03 00:21:01.783 INFO [stderr] error: build failed
Dec 03 00:21:01.791 INFO [stderr] su: No module specific data is present
Dec 03 00:21:02.874 INFO running `"docker" "inspect" "0a67414756430e90b72043b6d1ab3cccfe5d4ce338168d24cda521f4a47f363c"`
Dec 03 00:21:03.239 INFO running `"docker" "rm" "-f" "0a67414756430e90b72043b6d1ab3cccfe5d4ce338168d24cda521f4a47f363c"`
Dec 03 00:21:03.581 INFO [stdout] 0a67414756430e90b72043b6d1ab3cccfe5d4ce338168d24cda521f4a47f363c