Dec 03 15:28:46.160 INFO testing compt-1.2.2 against 1.30.1 for beta-1.31-5
Dec 03 15:28:46.160 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 03 15:28:46.707 INFO [stdout] 067567e89d2ee02b674c968daa3e2a9c76d380b03cde2ed11e40813d9389a439
Dec 03 15:28:46.707 INFO running `"docker" "start" "-a" "067567e89d2ee02b674c968daa3e2a9c76d380b03cde2ed11e40813d9389a439"`
Dec 03 15:28:48.055 INFO [stderr] usermod: no changes
Dec 03 15:28:48.175 INFO [stderr]    Compiling compt v1.2.2 (/source)
Dec 03 15:28:49.198 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 15:28:49.198 INFO [stderr]   --> src/lib.rs:52:1
Dec 03 15:28:49.198 INFO [stderr]    |
Dec 03 15:28:49.198 INFO [stderr] 52 | #![feature(ptr_offset_from)]
Dec 03 15:28:49.198 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 15:28:49.198 INFO [stderr] 
Dec 03 15:28:49.198 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 15:28:49.198 INFO [stderr]   --> src/lib.rs:53:1
Dec 03 15:28:49.198 INFO [stderr]    |
Dec 03 15:28:49.198 INFO [stderr] 53 | #![feature(trusted_len)]
Dec 03 15:28:49.198 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 15:28:49.198 INFO [stderr] 
Dec 03 15:28:49.198 INFO [stderr] error: aborting due to 2 previous errors
Dec 03 15:28:49.198 INFO [stderr] 
Dec 03 15:28:49.198 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 15:28:49.202 INFO [stderr] error: Could not compile `compt`.
Dec 03 15:28:49.202 INFO [stderr] 
Dec 03 15:28:49.202 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 15:28:49.207 INFO [stderr] su: No module specific data is present
Dec 03 15:28:50.536 INFO running `"docker" "inspect" "067567e89d2ee02b674c968daa3e2a9c76d380b03cde2ed11e40813d9389a439"`
Dec 03 15:28:50.885 INFO running `"docker" "rm" "-f" "067567e89d2ee02b674c968daa3e2a9c76d380b03cde2ed11e40813d9389a439"`
Dec 03 15:28:51.279 INFO [stdout] 067567e89d2ee02b674c968daa3e2a9c76d380b03cde2ed11e40813d9389a439