Dec 01 01:52:39.702 INFO testing snowmantw/toy-chacha20 against 1.30.1 for beta-1.31-5
Dec 01 01:52:39.703 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 01:52:40.117 INFO [stdout] 1496421306c6a53ece3fee54fe33435e4eb48167ba6f6919e481b80805907e93
Dec 01 01:52:40.120 INFO running `"docker" "start" "-a" "1496421306c6a53ece3fee54fe33435e4eb48167ba6f6919e481b80805907e93"`
Dec 01 01:52:40.631 INFO [stderr] usermod: no changes
Dec 01 01:52:40.739 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Dec 01 01:52:41.703 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 01 01:52:42.159 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 01 01:52:43.839 INFO [stderr]    Compiling rayon v1.0.2
Dec 01 01:52:48.407 INFO [stderr]    Compiling toy-chacha20 v0.1.0 (/source)
Dec 01 01:52:48.839 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 01:52:48.840 INFO [stderr]  --> src/main.rs:1:1
Dec 01 01:52:48.840 INFO [stderr]   |
Dec 01 01:52:48.840 INFO [stderr] 1 | #![feature(slice_patterns)]     // to make passing multable slice elements possible.
Dec 01 01:52:48.841 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:52:48.841 INFO [stderr] 
Dec 01 01:52:48.841 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 01:52:48.841 INFO [stderr]  --> src/main.rs:2:1
Dec 01 01:52:48.842 INFO [stderr]   |
Dec 01 01:52:48.842 INFO [stderr] 2 | #![feature(wrapping_int_impl)]
Dec 01 01:52:48.842 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:52:48.843 INFO [stderr] 
Dec 01 01:52:48.843 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 01:52:48.843 INFO [stderr] 
Dec 01 01:52:48.843 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 01:52:48.855 INFO [stderr] error: Could not compile `toy-chacha20`.
Dec 01 01:52:48.855 INFO [stderr] 
Dec 01 01:52:48.856 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 01:52:48.856 INFO [stderr] su: No module specific data is present
Dec 01 01:52:49.343 INFO running `"docker" "inspect" "1496421306c6a53ece3fee54fe33435e4eb48167ba6f6919e481b80805907e93"`
Dec 01 01:52:49.685 INFO running `"docker" "rm" "-f" "1496421306c6a53ece3fee54fe33435e4eb48167ba6f6919e481b80805907e93"`
Dec 01 01:52:49.897 INFO [stdout] 1496421306c6a53ece3fee54fe33435e4eb48167ba6f6919e481b80805907e93
