Dec 02 20:38:00.380 INFO testing relative-0.1.3 against 1.30.1 for beta-1.31-5
Dec 02 20:38:00.380 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 20:38:00.550 INFO [stdout] 20f61dc9cdcd14ee9a3518351290692c3e6c7f4178bdb1bf52654a4814d08b8f
Dec 02 20:38:00.552 INFO running `"docker" "start" "-a" "20f61dc9cdcd14ee9a3518351290692c3e6c7f4178bdb1bf52654a4814d08b8f"`
Dec 02 20:38:00.881 INFO [stderr] usermod: no changes
Dec 02 20:38:00.936 INFO [stderr]    Compiling metatype v0.1.1
Dec 02 20:38:00.936 INFO [stderr]    Compiling uuid v0.7.1
Dec 02 20:38:00.937 INFO [stderr]    Compiling twox-hash v1.1.1
Dec 02 20:38:00.937 INFO [stderr]    Compiling proc_self v0.1.0
Dec 02 20:38:01.526 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 20:38:01.527 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/metatype-0.1.1/src/lib.rs:33:1
Dec 02 20:38:01.527 INFO [stderr]    |
Dec 02 20:38:01.527 INFO [stderr] 33 | #![feature(raw, box_syntax, specialization)]
Dec 02 20:38:01.527 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 20:38:01.527 INFO [stderr] 
Dec 02 20:38:01.527 INFO [stderr] error: aborting due to previous error
Dec 02 20:38:01.527 INFO [stderr] 
Dec 02 20:38:01.527 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 20:38:01.527 INFO [stderr] error: Could not compile `metatype`.
Dec 02 20:38:01.527 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 20:38:01.603 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 20:38:01.603 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/uuid-0.7.1/src/lib.rs:110:35
Dec 02 20:38:01.603 INFO [stderr]     |
Dec 02 20:38:01.603 INFO [stderr] 110 | #![cfg_attr(feature = "const_fn", feature(const_fn))]
Dec 02 20:38:01.603 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^
Dec 02 20:38:01.603 INFO [stderr] 
Dec 02 20:38:01.608 INFO [stderr] error: aborting due to previous error
Dec 02 20:38:01.608 INFO [stderr] 
Dec 02 20:38:01.608 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 20:38:01.618 INFO [stderr] error: Could not compile `uuid`.
Dec 02 20:38:01.619 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 20:38:02.211 INFO [stderr] error: build failed
Dec 02 20:38:02.213 INFO [stderr] su: No module specific data is present
Dec 02 20:38:02.537 INFO running `"docker" "inspect" "20f61dc9cdcd14ee9a3518351290692c3e6c7f4178bdb1bf52654a4814d08b8f"`
Dec 02 20:38:02.603 INFO running `"docker" "rm" "-f" "20f61dc9cdcd14ee9a3518351290692c3e6c7f4178bdb1bf52654a4814d08b8f"`
Dec 02 20:38:02.675 INFO [stdout] 20f61dc9cdcd14ee9a3518351290692c3e6c7f4178bdb1bf52654a4814d08b8f