Dec 02 21:12:35.701 INFO testing randen-0.0.0 against 1.30.1 for beta-1.31-5
Dec 02 21:12:35.701 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 21:12:36.119 INFO [stdout] e895030e5bfb2c2354bb228f387cb8494f1db13037a1ede464250a7363b34566
Dec 02 21:12:36.119 INFO running `"docker" "start" "-a" "e895030e5bfb2c2354bb228f387cb8494f1db13037a1ede464250a7363b34566"`
Dec 02 21:12:37.091 INFO [stderr] usermod: no changes
Dec 02 21:12:37.211 INFO [stderr]    Compiling rand v0.4.3
Dec 02 21:12:38.039 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 21:12:38.039 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.4.3/src/lib.rs:248:39
Dec 02 21:12:38.039 INFO [stderr]     |
Dec 02 21:12:38.039 INFO [stderr] 248 | #![cfg_attr(feature = "i128_support", feature(i128_type, i128))]
Dec 02 21:12:38.039 INFO [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 21:12:38.039 INFO [stderr] 
Dec 02 21:12:38.059 INFO [stderr] error: aborting due to previous error
Dec 02 21:12:38.059 INFO [stderr] 
Dec 02 21:12:38.059 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 21:12:38.062 INFO [stderr] error: Could not compile `rand`.
Dec 02 21:12:38.063 INFO [stderr] 
Dec 02 21:12:38.063 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 21:12:38.063 INFO [stderr] su: No module specific data is present
Dec 02 21:12:38.687 INFO running `"docker" "inspect" "e895030e5bfb2c2354bb228f387cb8494f1db13037a1ede464250a7363b34566"`
Dec 02 21:12:38.965 INFO running `"docker" "rm" "-f" "e895030e5bfb2c2354bb228f387cb8494f1db13037a1ede464250a7363b34566"`
Dec 02 21:12:39.257 INFO [stdout] e895030e5bfb2c2354bb228f387cb8494f1db13037a1ede464250a7363b34566
