Dec 02 05:45:21.370 INFO testing LukeThoma5/rs-solitaire against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 05:45:21.370 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 05:45:21.791 INFO [stdout] 4f52796ee576b29e289ce93fbc8d5354a8624d0a0781e63c1c1156795740a419
Dec 02 05:45:21.799 INFO running `"docker" "start" "-a" "4f52796ee576b29e289ce93fbc8d5354a8624d0a0781e63c1c1156795740a419"`
Dec 02 05:45:23.918 INFO [stderr] usermod: no changes
Dec 02 05:45:24.003 INFO [stderr]    Compiling solataire v0.1.0 (/source)
Dec 02 05:45:24.751 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 05:45:24.751 INFO [stderr]  --> src/main.rs:1:1
Dec 02 05:45:24.751 INFO [stderr]   |
Dec 02 05:45:24.751 INFO [stderr] 1 | #![feature(rustc_private)]
Dec 02 05:45:24.751 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 05:45:24.751 INFO [stderr] 
Dec 02 05:45:24.751 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 05:45:24.751 INFO [stderr]  --> src/main.rs:2:1
Dec 02 05:45:24.751 INFO [stderr]   |
Dec 02 05:45:24.751 INFO [stderr] 2 | #![feature(proc_macro_path_invoc)]
Dec 02 05:45:24.751 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 05:45:24.751 INFO [stderr] 
Dec 02 05:45:24.751 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 05:45:24.751 INFO [stderr]  --> src/main.rs:3:1
Dec 02 05:45:24.751 INFO [stderr]   |
Dec 02 05:45:24.751 INFO [stderr] 3 | #![feature(use_extern_macros)]
Dec 02 05:45:24.751 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 05:45:24.751 INFO [stderr] 
Dec 02 05:45:24.751 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 05:45:24.751 INFO [stderr]  --> src/main.rs:4:1
Dec 02 05:45:24.751 INFO [stderr]   |
Dec 02 05:45:24.751 INFO [stderr] 4 | #![feature(try_trait)]
Dec 02 05:45:24.751 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 02 05:45:24.751 INFO [stderr] 
Dec 02 05:45:24.751 INFO [stderr] error: aborting due to 4 previous errors
Dec 02 05:45:24.751 INFO [stderr] 
Dec 02 05:45:24.751 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 05:45:24.768 INFO [stderr] error: Could not compile `solataire`.
Dec 02 05:45:24.768 INFO [stderr] 
Dec 02 05:45:24.768 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 05:45:24.768 INFO [stderr] su: No module specific data is present
Dec 02 05:45:25.648 INFO running `"docker" "inspect" "4f52796ee576b29e289ce93fbc8d5354a8624d0a0781e63c1c1156795740a419"`
Dec 02 05:45:26.015 INFO running `"docker" "rm" "-f" "4f52796ee576b29e289ce93fbc8d5354a8624d0a0781e63c1c1156795740a419"`
Dec 02 05:45:26.364 INFO [stdout] 4f52796ee576b29e289ce93fbc8d5354a8624d0a0781e63c1c1156795740a419