Dec 03 14:38:05.940 INFO testing dalek-credentials-0.0.0 against 1.30.1 for beta-1.31-5
Dec 03 14:38:05.940 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 14:38:06.580 INFO [stdout] d07078e950149ed3333b937265f9902bf0ef10390cbcffd58fbec54aeb9f0d71
Dec 03 14:38:06.582 INFO running `"docker" "start" "-a" "d07078e950149ed3333b937265f9902bf0ef10390cbcffd58fbec54aeb9f0d71"`
Dec 03 14:38:08.482 INFO [stderr] usermod: no changes
Dec 03 14:38:08.624 INFO [stderr]    Compiling curve25519-dalek v0.5.0
Dec 03 14:38:09.603 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 14:38:09.603 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/curve25519-dalek-0.5.0/src/lib.rs:14:1
Dec 03 14:38:09.603 INFO [stderr]    |
Dec 03 14:38:09.603 INFO [stderr] 14 | #![feature(test)]
Dec 03 14:38:09.603 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 03 14:38:09.603 INFO [stderr] 
Dec 03 14:38:09.614 INFO [stderr] error: aborting due to previous error
Dec 03 14:38:09.615 INFO [stderr] 
Dec 03 14:38:09.615 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 14:38:09.615 INFO [stderr] error: Could not compile `curve25519-dalek`.
Dec 03 14:38:09.615 INFO [stderr] 
Dec 03 14:38:09.615 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 14:38:09.619 INFO [stderr] su: No module specific data is present
Dec 03 14:38:10.655 INFO running `"docker" "inspect" "d07078e950149ed3333b937265f9902bf0ef10390cbcffd58fbec54aeb9f0d71"`
Dec 03 14:38:11.027 INFO running `"docker" "rm" "-f" "d07078e950149ed3333b937265f9902bf0ef10390cbcffd58fbec54aeb9f0d71"`
Dec 03 14:38:11.345 INFO [stdout] d07078e950149ed3333b937265f9902bf0ef10390cbcffd58fbec54aeb9f0d71