Dec 01 07:43:33.657 INFO testing neosam/textgame against 1.30.1 for beta-1.31-5
Dec 01 07:43:33.657 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 07:43:33.821 INFO [stdout] 6bac65aa85003adc33bae39e85a1506bef91165d1a90f0b0780a425697c02d03
Dec 01 07:43:33.824 INFO running `"docker" "start" "-a" "6bac65aa85003adc33bae39e85a1506bef91165d1a90f0b0780a425697c02d03"`
Dec 01 07:43:34.223 INFO [stderr] usermod: no changes
Dec 01 07:43:34.286 INFO [stderr]    Compiling quote v0.3.10
Dec 01 07:43:34.288 INFO [stderr]    Compiling serde v0.8.19
Dec 01 07:43:35.204 INFO [stderr]    Compiling syn v0.10.3
Dec 01 07:43:39.623 INFO [stderr]    Compiling serde_codegen_internals v0.11.1
Dec 01 07:43:41.560 INFO [stderr]    Compiling serde_codegen v0.8.19
Dec 01 07:43:42.580 INFO [stderr]    Compiling serde_json v0.8.4
Dec 01 07:43:47.416 INFO [stderr]    Compiling serde_derive v0.8.19
Dec 01 07:43:48.824 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 07:43:48.824 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-0.8.19/src/lib.rs:1:1
Dec 01 07:43:48.824 INFO [stderr]   |
Dec 01 07:43:48.825 INFO [stderr] 1 | #![feature(proc_macro, proc_macro_lib)]
Dec 01 07:43:48.825 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:43:48.825 INFO [stderr] 
Dec 01 07:43:48.825 INFO [stderr] error: aborting due to previous error
Dec 01 07:43:48.826 INFO [stderr] 
Dec 01 07:43:48.826 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 07:43:48.895 INFO [stderr] error: Could not compile `serde_derive`.
Dec 01 07:43:48.896 INFO [stderr] 
Dec 01 07:43:48.896 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 07:43:48.899 INFO [stderr] su: No module specific data is present
Dec 01 07:43:56.639 INFO running `"docker" "inspect" "6bac65aa85003adc33bae39e85a1506bef91165d1a90f0b0780a425697c02d03"`
Dec 01 07:43:56.800 INFO running `"docker" "rm" "-f" "6bac65aa85003adc33bae39e85a1506bef91165d1a90f0b0780a425697c02d03"`
Dec 01 07:43:56.983 INFO [stdout] 6bac65aa85003adc33bae39e85a1506bef91165d1a90f0b0780a425697c02d03
