Dec 02 14:54:56.339 INFO testing symspell-0.1.1 against 1.30.1 for beta-1.31-5
Dec 02 14:54:56.339 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 02 14:54:56.879 INFO [stdout] dd0775ff187eef4a4564f9ecd94e055fa9dd93c5f9b10a6389b747c1fa471245
Dec 02 14:54:56.881 INFO running `"docker" "start" "-a" "dd0775ff187eef4a4564f9ecd94e055fa9dd93c5f9b10a6389b747c1fa471245"`
Dec 02 14:54:57.831 INFO [stderr] usermod: no changes
Dec 02 14:54:57.894 INFO [stderr]    Compiling symspell v0.1.1 (/source)
Dec 02 14:54:58.491 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 14:54:58.491 INFO [stderr]   --> src/lib.rs:21:1
Dec 02 14:54:58.491 INFO [stderr]    |
Dec 02 14:54:58.491 INFO [stderr] 21 | #![feature(duration_extras)]
Dec 02 14:54:58.491 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 14:54:58.491 INFO [stderr] 
Dec 02 14:54:58.492 INFO [stderr] error: aborting due to previous error
Dec 02 14:54:58.493 INFO [stderr] 
Dec 02 14:54:58.493 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 14:54:58.499 INFO [stderr] error: Could not compile `symspell`.
Dec 02 14:54:58.499 INFO [stderr] 
Dec 02 14:54:58.499 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 14:54:58.500 INFO [stderr] su: No module specific data is present
Dec 02 14:54:58.844 INFO running `"docker" "inspect" "dd0775ff187eef4a4564f9ecd94e055fa9dd93c5f9b10a6389b747c1fa471245"`
Dec 02 14:54:58.988 INFO running `"docker" "rm" "-f" "dd0775ff187eef4a4564f9ecd94e055fa9dd93c5f9b10a6389b747c1fa471245"`
Dec 02 14:54:59.114 INFO [stdout] dd0775ff187eef4a4564f9ecd94e055fa9dd93c5f9b10a6389b747c1fa471245