Dec 01 01:33:41.082 INFO testing spacekookie/thunder against 1.30.1 for beta-1.31-5
Dec 01 01:33:41.082 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 01:33:41.371 INFO [stdout] 58e1c2a53b443b9834fec547e211dba0c38c7c59580645713d02c512f6ba7251
Dec 01 01:33:41.376 INFO running `"docker" "start" "-a" "58e1c2a53b443b9834fec547e211dba0c38c7c59580645713d02c512f6ba7251"`
Dec 01 01:33:41.818 INFO [stderr] usermod: no changes
Dec 01 01:33:41.887 INFO [stderr]    Compiling unicode-width v0.1.4
Dec 01 01:33:41.887 INFO [stderr]    Compiling atty v0.2.10
Dec 01 01:33:41.887 INFO [stderr]    Compiling syn v0.12.15
Dec 01 01:33:42.075 INFO [stderr]    Compiling textwrap v0.9.0
Dec 01 01:33:42.757 INFO [stderr]    Compiling clap v2.31.2
Dec 01 01:34:05.039 INFO [stderr]    Compiling thunder v0.3.1 (/source)
Dec 01 01:34:05.898 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 01:34:05.898 INFO [stderr]  --> src/lib.rs:2:1
Dec 01 01:34:05.899 INFO [stderr]   |
Dec 01 01:34:05.899 INFO [stderr] 2 | #![feature(external_doc)]
Dec 01 01:34:05.899 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:34:05.900 INFO [stderr] 
Dec 01 01:34:05.900 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 01:34:05.900 INFO [stderr]  --> src/lib.rs:4:1
Dec 01 01:34:05.900 INFO [stderr]   |
Dec 01 01:34:05.901 INFO [stderr] 4 | #![feature(proc_macro, proc_macro_lib, iterator_flatten)]
Dec 01 01:34:05.901 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:34:05.901 INFO [stderr] 
Dec 01 01:34:05.902 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 01:34:05.902 INFO [stderr] 
Dec 01 01:34:05.902 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 01:34:05.913 INFO [stderr] error: Could not compile `thunder`.
Dec 01 01:34:05.913 INFO [stderr] 
Dec 01 01:34:05.913 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 01:34:05.923 INFO [stderr] su: No module specific data is present
Dec 01 01:34:06.588 INFO running `"docker" "inspect" "58e1c2a53b443b9834fec547e211dba0c38c7c59580645713d02c512f6ba7251"`
Dec 01 01:34:06.873 INFO running `"docker" "rm" "-f" "58e1c2a53b443b9834fec547e211dba0c38c7c59580645713d02c512f6ba7251"`
Dec 01 01:34:07.247 INFO [stdout] 58e1c2a53b443b9834fec547e211dba0c38c7c59580645713d02c512f6ba7251
