Dec 01 16:59:29.013 INFO testing gabrielgatu/mozzie against 1.30.1 for beta-1.31-5
Dec 01 16:59:29.013 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 01 16:59:29.367 INFO [stdout] e6a964c61c2cb68f8d71af15b843e18494a68e289bc2a19fc918523bf0f0efe6
Dec 01 16:59:29.367 INFO running `"docker" "start" "-a" "e6a964c61c2cb68f8d71af15b843e18494a68e289bc2a19fc918523bf0f0efe6"`
Dec 01 16:59:30.238 INFO [stderr] usermod: no changes
Dec 01 16:59:30.375 INFO [stderr]    Compiling md5 v0.3.6
Dec 01 16:59:30.384 INFO [stderr]    Compiling memchr v1.0.2
Dec 01 16:59:30.384 INFO [stderr]    Compiling serde_json v1.0.7
Dec 01 16:59:30.385 INFO [stderr]    Compiling digest v0.6.2
Dec 01 16:59:30.385 INFO [stderr]    Compiling block-buffer v0.2.0
Dec 01 16:59:30.385 INFO [stderr]    Compiling crypto-mac v0.4.0
Dec 01 16:59:30.788 INFO [stderr]    Compiling hmac v0.4.2
Dec 01 16:59:31.047 INFO [stderr]    Compiling sha2 v0.6.0
Dec 01 16:59:31.772 INFO [stderr]    Compiling postgres-protocol v0.3.1
Dec 01 16:59:33.819 INFO [stderr]    Compiling postgres-shared v0.4.0
Dec 01 16:59:38.079 INFO [stderr]    Compiling postgres v0.15.1
Dec 01 16:59:42.395 INFO [stderr]    Compiling core v0.1.0 (/source)
Dec 01 16:59:43.894 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 16:59:43.894 INFO [stderr]  --> src/lib.rs:2:1
Dec 01 16:59:43.894 INFO [stderr]   |
Dec 01 16:59:43.894 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Dec 01 16:59:43.894 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:59:43.894 INFO [stderr] 
Dec 01 16:59:43.894 INFO [stderr] error: aborting due to previous error
Dec 01 16:59:43.894 INFO [stderr] 
Dec 01 16:59:43.894 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 16:59:43.905 INFO [stderr] error: Could not compile `core`.
Dec 01 16:59:43.905 INFO [stderr] 
Dec 01 16:59:43.905 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 16:59:43.907 INFO [stderr] su: No module specific data is present
Dec 01 16:59:44.659 INFO running `"docker" "inspect" "e6a964c61c2cb68f8d71af15b843e18494a68e289bc2a19fc918523bf0f0efe6"`
Dec 01 16:59:45.002 INFO running `"docker" "rm" "-f" "e6a964c61c2cb68f8d71af15b843e18494a68e289bc2a19fc918523bf0f0efe6"`
Dec 01 16:59:45.255 INFO [stdout] e6a964c61c2cb68f8d71af15b843e18494a68e289bc2a19fc918523bf0f0efe6
