Dec 02 22:35:22.005 INFO testing pistoncore-current-0.0.3 against 1.30.1 for beta-1.31-5
Dec 02 22:35:22.005 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 02 22:35:22.383 INFO [stdout] 75e672edf38778368a542e3e5ad3e5593f2fa48908ce3f0189a80b9d7012be8a
Dec 02 22:35:22.385 INFO running `"docker" "start" "-a" "75e672edf38778368a542e3e5ad3e5593f2fa48908ce3f0189a80b9d7012be8a"`
Dec 02 22:35:23.198 INFO [stderr] usermod: no changes
Dec 02 22:35:23.226 INFO [stderr]    Compiling pistoncore-current v0.0.3 (/source)
Dec 02 22:35:23.840 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 22:35:23.840 INFO [stderr]  --> src/lib.rs:2:1
Dec 02 22:35:23.840 INFO [stderr]   |
Dec 02 22:35:23.840 INFO [stderr] 2 | #![feature(core_intrinsics)]
Dec 02 22:35:23.840 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 22:35:23.840 INFO [stderr] 
Dec 02 22:35:23.845 INFO [stderr] error: aborting due to previous error
Dec 02 22:35:23.845 INFO [stderr] 
Dec 02 22:35:23.845 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 22:35:23.855 INFO [stderr] error: Could not compile `pistoncore-current`.
Dec 02 22:35:23.855 INFO [stderr] 
Dec 02 22:35:23.855 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 22:35:23.855 INFO [stderr] su: No module specific data is present
Dec 02 22:35:24.211 INFO running `"docker" "inspect" "75e672edf38778368a542e3e5ad3e5593f2fa48908ce3f0189a80b9d7012be8a"`
Dec 02 22:35:24.529 INFO running `"docker" "rm" "-f" "75e672edf38778368a542e3e5ad3e5593f2fa48908ce3f0189a80b9d7012be8a"`
Dec 02 22:35:24.739 INFO [stdout] 75e672edf38778368a542e3e5ad3e5593f2fa48908ce3f0189a80b9d7012be8a