Dec 03 11:24:31.455 INFO testing fuel_line_derive-0.1.0 against 1.30.1 for beta-1.31-5
Dec 03 11:24:31.455 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 03 11:24:31.894 INFO [stdout] e235d24efe25ed77ba3ae07c6a34030c23f615c1845b881907b66f8976c0acb0
Dec 03 11:24:31.897 INFO running `"docker" "start" "-a" "e235d24efe25ed77ba3ae07c6a34030c23f615c1845b881907b66f8976c0acb0"`
Dec 03 11:24:33.022 INFO [stderr] usermod: no changes
Dec 03 11:24:33.111 INFO [stderr]    Compiling fuel_line_derive v0.1.0 (/source)
Dec 03 11:24:37.278 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 11:24:37.278 INFO [stderr]  --> src/lib.rs:1:1
Dec 03 11:24:37.278 INFO [stderr]   |
Dec 03 11:24:37.278 INFO [stderr] 1 | #![feature(proc_macro)]
Dec 03 11:24:37.278 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 11:24:37.278 INFO [stderr] 
Dec 03 11:24:37.278 INFO [stderr] error: aborting due to previous error
Dec 03 11:24:37.278 INFO [stderr] 
Dec 03 11:24:37.278 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 11:24:37.284 INFO [stderr] error: Could not compile `fuel_line_derive`.
Dec 03 11:24:37.285 INFO [stderr] 
Dec 03 11:24:37.286 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 11:24:37.291 INFO [stderr] su: No module specific data is present
Dec 03 11:24:37.785 INFO running `"docker" "inspect" "e235d24efe25ed77ba3ae07c6a34030c23f615c1845b881907b66f8976c0acb0"`
Dec 03 11:24:38.045 INFO running `"docker" "rm" "-f" "e235d24efe25ed77ba3ae07c6a34030c23f615c1845b881907b66f8976c0acb0"`
Dec 03 11:24:38.219 INFO [stdout] e235d24efe25ed77ba3ae07c6a34030c23f615c1845b881907b66f8976c0acb0
