Dec 02 05:45:26.456 INFO testing LukeThoma5/rs-solitaire against 1.30.1 for beta-1.31-5
Dec 02 05:45:26.456 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 05:45:26.952 INFO [stdout] e64f98fe9a21aa61ff932a92aa793c56c9fa091dd211c0ea17edbba0c92fba56
Dec 02 05:45:26.954 INFO running `"docker" "start" "-a" "e64f98fe9a21aa61ff932a92aa793c56c9fa091dd211c0ea17edbba0c92fba56"`
Dec 02 05:45:28.498 INFO [stderr] usermod: no changes
Dec 02 05:45:28.595 INFO [stderr]    Compiling solataire v0.1.0 (/source)
Dec 02 05:45:29.375 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 05:45:29.375 INFO [stderr]  --> src/main.rs:1:1
Dec 02 05:45:29.375 INFO [stderr]   |
Dec 02 05:45:29.375 INFO [stderr] 1 | #![feature(rustc_private)]
Dec 02 05:45:29.375 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 05:45:29.375 INFO [stderr] 
Dec 02 05:45:29.375 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 05:45:29.375 INFO [stderr]  --> src/main.rs:2:1
Dec 02 05:45:29.375 INFO [stderr]   |
Dec 02 05:45:29.375 INFO [stderr] 2 | #![feature(proc_macro_path_invoc)]
Dec 02 05:45:29.375 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 05:45:29.375 INFO [stderr] 
Dec 02 05:45:29.375 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 05:45:29.375 INFO [stderr]  --> src/main.rs:3:1
Dec 02 05:45:29.375 INFO [stderr]   |
Dec 02 05:45:29.375 INFO [stderr] 3 | #![feature(use_extern_macros)]
Dec 02 05:45:29.375 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 05:45:29.375 INFO [stderr] 
Dec 02 05:45:29.375 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 05:45:29.375 INFO [stderr]  --> src/main.rs:4:1
Dec 02 05:45:29.375 INFO [stderr]   |
Dec 02 05:45:29.375 INFO [stderr] 4 | #![feature(try_trait)]
Dec 02 05:45:29.375 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 02 05:45:29.375 INFO [stderr] 
Dec 02 05:45:29.379 INFO [stderr] error: aborting due to 4 previous errors
Dec 02 05:45:29.379 INFO [stderr] 
Dec 02 05:45:29.379 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 05:45:29.402 INFO [stderr] error: Could not compile `solataire`.
Dec 02 05:45:29.402 INFO [stderr] 
Dec 02 05:45:29.402 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 05:45:29.407 INFO [stderr] su: No module specific data is present
Dec 02 05:45:30.495 INFO running `"docker" "inspect" "e64f98fe9a21aa61ff932a92aa793c56c9fa091dd211c0ea17edbba0c92fba56"`
Dec 02 05:45:30.777 INFO running `"docker" "rm" "-f" "e64f98fe9a21aa61ff932a92aa793c56c9fa091dd211c0ea17edbba0c92fba56"`
Dec 02 05:45:31.099 INFO [stdout] e64f98fe9a21aa61ff932a92aa793c56c9fa091dd211c0ea17edbba0c92fba56
