Sep 21 00:11:02.532 INFO checking zerodmg-emulator-0.1.9 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 00:11:02.532 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 00:11:02.532 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-3/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 00:11:02.731 INFO blam! 17f23db4ac966bc50652272fec33ac32ca08a4d452a5f5d9185f96b86c9dce9e
Sep 21 00:11:02.733 INFO running `"docker" "start" "-a" "17f23db4ac966bc50652272fec33ac32ca08a4d452a5f5d9185f96b86c9dce9e"`
Sep 21 00:11:03.978 INFO kablam! usermod: no changes
Sep 21 00:11:04.022 INFO kablam! warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Sep 21 00:11:04.170 INFO kablam!     Checking deflate v0.7.18
Sep 21 00:11:04.170 INFO kablam!    Compiling num-traits v0.2.6
Sep 21 00:11:04.170 INFO kablam!     Checking num-integer v0.1.39
Sep 21 00:11:04.170 INFO kablam!    Compiling syn v0.13.11
Sep 21 00:11:04.179 INFO kablam!     Checking jpeg-decoder v0.1.15
Sep 21 00:11:05.302 INFO kablam!     Checking num-iter v0.1.37
Sep 21 00:11:05.302 INFO kablam!     Checking num-rational v0.1.42
Sep 21 00:11:09.138 INFO kablam!     Checking png v0.12.0
Sep 21 00:11:11.170 INFO kablam!    Compiling num-derive v0.2.2
Sep 21 00:11:15.218 INFO kablam!     Checking image v0.19.0
Sep 21 00:11:24.487 INFO kablam!    Compiling derive_more v0.11.0
Sep 21 00:11:26.514 INFO kablam!     Checking zerodmg-utils v0.1.9
Sep 21 00:11:30.608 INFO kablam!     Checking zerodmg-codes v0.1.9
Sep 21 00:11:31.443 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 21 00:11:31.443 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/zerodmg-codes-0.1.9/src/lib.rs:2:12
Sep 21 00:11:31.443 INFO kablam!   |
Sep 21 00:11:31.443 INFO kablam! 2 | #![feature(rust_2018_idioms)]
Sep 21 00:11:31.443 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Sep 21 00:11:31.443 INFO kablam! 
Sep 21 00:11:31.466 INFO kablam! error: aborting due to previous error
Sep 21 00:11:31.466 INFO kablam! 
Sep 21 00:11:31.466 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 21 00:11:31.478 INFO kablam! error: Could not compile `zerodmg-codes`.
Sep 21 00:11:31.478 INFO kablam! 
Sep 21 00:11:31.478 INFO kablam! To learn more, run the command again with --verbose.
Sep 21 00:11:31.483 INFO kablam! su: No module specific data is present
Sep 21 00:11:32.234 INFO running `"docker" "rm" "-f" "17f23db4ac966bc50652272fec33ac32ca08a4d452a5f5d9185f96b86c9dce9e"`
Sep 21 00:11:32.344 INFO blam! 17f23db4ac966bc50652272fec33ac32ca08a4d452a5f5d9185f96b86c9dce9e