Dec 06 16:30:29.033 INFO testing zerodmg-0.1.9 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 16:30:29.033 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 06 16:30:29.459 INFO [stdout] 407263073b17ee1d120b190216af332d83116c1f9eacabb1dc5eecec8e6f8531
Dec 06 16:30:29.462 INFO running `"docker" "start" "-a" "407263073b17ee1d120b190216af332d83116c1f9eacabb1dc5eecec8e6f8531"`
Dec 06 16:30:31.825 INFO [stderr] usermod: no changes
Dec 06 16:30:31.880 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 06 16:30:32.198 INFO [stderr]    Compiling syn v0.13.11
Dec 06 16:30:32.209 INFO [stderr]    Compiling num-derive v0.2.3
Dec 06 16:30:32.210 INFO [stderr]    Compiling tokio-core v0.1.17
Dec 06 16:30:43.700 INFO [stderr]    Compiling tokio-proto v0.1.1
Dec 06 16:30:44.264 INFO [stderr]    Compiling image v0.19.0
Dec 06 16:30:49.916 INFO [stderr]    Compiling derive_more v0.11.0
Dec 06 16:30:53.632 INFO [stderr]    Compiling hyper v0.11.27
Dec 06 16:31:09.673 INFO [stderr]    Compiling zerodmg-utils v0.1.9
Dec 06 16:31:10.640 INFO [stderr]    Compiling zerodmg-codes v0.1.9
Dec 06 16:31:11.832 INFO [stderr] error[E0635]: unknown feature `rust_2018_idioms`
Dec 06 16:31:11.832 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/zerodmg-codes-0.1.9/src/lib.rs:2:12
Dec 06 16:31:11.832 INFO [stderr]   |
Dec 06 16:31:11.832 INFO [stderr] 2 | #![feature(rust_2018_idioms)]
Dec 06 16:31:11.832 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Dec 06 16:31:11.832 INFO [stderr] 
Dec 06 16:31:11.856 INFO [stderr] error: aborting due to previous error
Dec 06 16:31:11.856 INFO [stderr] 
Dec 06 16:31:11.856 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 06 16:31:11.868 INFO [stderr] error: Could not compile `zerodmg-codes`.
Dec 06 16:31:11.868 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 06 16:31:16.123 INFO [stderr] error: build failed
Dec 06 16:31:16.125 INFO [stderr] su: No module specific data is present
Dec 06 16:31:16.954 INFO running `"docker" "inspect" "407263073b17ee1d120b190216af332d83116c1f9eacabb1dc5eecec8e6f8531"`
Dec 06 16:31:17.348 INFO running `"docker" "rm" "-f" "407263073b17ee1d120b190216af332d83116c1f9eacabb1dc5eecec8e6f8531"`
Dec 06 16:31:17.615 INFO [stdout] 407263073b17ee1d120b190216af332d83116c1f9eacabb1dc5eecec8e6f8531