Dec 02 18:32:41.637 INFO testing rustc-rayon-core-0.1.1 against 1.30.1 for beta-1.31-5
Dec 02 18:32:41.637 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 18:32:42.157 INFO [stdout] e8305d9d86aaf0ff24f45c1bb13349b7e93a1a62dddd54260ad8bcb08ce610fd
Dec 02 18:32:42.160 INFO running `"docker" "start" "-a" "e8305d9d86aaf0ff24f45c1bb13349b7e93a1a62dddd54260ad8bcb08ce610fd"`
Dec 02 18:32:43.230 INFO [stderr] usermod: no changes
Dec 02 18:32:43.338 INFO [stderr]    Compiling rustc-rayon-core v0.1.1 (/source)
Dec 02 18:32:47.331 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.05s
Dec 02 18:32:47.331 INFO [stderr] su: No module specific data is present
Dec 02 18:32:48.555 INFO running `"docker" "inspect" "e8305d9d86aaf0ff24f45c1bb13349b7e93a1a62dddd54260ad8bcb08ce610fd"`
Dec 02 18:32:48.823 INFO running `"docker" "rm" "-f" "e8305d9d86aaf0ff24f45c1bb13349b7e93a1a62dddd54260ad8bcb08ce610fd"`
Dec 02 18:32:49.191 INFO [stdout] e8305d9d86aaf0ff24f45c1bb13349b7e93a1a62dddd54260ad8bcb08ce610fd
Dec 02 18:32:49.199 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 test --frozen --no-run" "-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 18:32:49.654 INFO [stdout] a82b4d2275dadb4df66cdb4d47c993af1e3fba76c68d02796fb2c58c68819334
Dec 02 18:32:49.660 INFO running `"docker" "start" "-a" "a82b4d2275dadb4df66cdb4d47c993af1e3fba76c68d02796fb2c58c68819334"`
Dec 02 18:32:50.943 INFO [stderr] usermod: no changes
Dec 02 18:32:50.988 INFO [stderr]    Compiling rustc-rayon-core v0.1.1 (/source)
Dec 02 18:32:52.168 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 18:32:52.168 INFO [stderr]   --> src/lib.rs:23:19
Dec 02 18:32:52.168 INFO [stderr]    |
Dec 02 18:32:52.168 INFO [stderr] 23 | #![cfg_attr(test, feature(conservative_impl_trait))]
Dec 02 18:32:52.168 INFO [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 18:32:52.168 INFO [stderr] 
Dec 02 18:32:52.173 INFO [stderr] error: aborting due to previous error
Dec 02 18:32:52.174 INFO [stderr] 
Dec 02 18:32:52.174 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 18:32:52.179 INFO [stderr] error: Could not compile `rustc-rayon-core`.
Dec 02 18:32:52.179 INFO [stderr] 
Dec 02 18:32:52.179 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 18:32:52.181 INFO [stderr] su: No module specific data is present
Dec 02 18:32:52.496 INFO running `"docker" "inspect" "a82b4d2275dadb4df66cdb4d47c993af1e3fba76c68d02796fb2c58c68819334"`
Dec 02 18:32:52.723 INFO running `"docker" "rm" "-f" "a82b4d2275dadb4df66cdb4d47c993af1e3fba76c68d02796fb2c58c68819334"`
Dec 02 18:32:53.039 INFO [stdout] a82b4d2275dadb4df66cdb4d47c993af1e3fba76c68d02796fb2c58c68819334
