Sep 19 15:16:31.742 INFO checking zerodmg-emulator-0.1.9 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 15:16:31.754 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 15:16:31.755 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-4/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 15:16:32.074 INFO blam! 64134e2a1a7dc43b7754d8ef14568448e1cac53f84831c165b9d843fa7018b6f
Sep 19 15:16:32.077 INFO running `"docker" "start" "-a" "64134e2a1a7dc43b7754d8ef14568448e1cac53f84831c165b9d843fa7018b6f"`
Sep 19 15:16:33.543 INFO kablam! usermod: no changes
Sep 19 15:16:33.588 INFO kablam! warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Sep 19 15:16:33.762 INFO kablam!    Compiling num-traits v0.2.6
Sep 19 15:16:33.763 INFO kablam!     Checking num-integer v0.1.39
Sep 19 15:16:33.768 INFO kablam!    Compiling syn v0.13.11
Sep 19 15:16:33.779 INFO kablam!     Checking crossbeam-epoch v0.3.1
Sep 19 15:16:34.935 INFO kablam!     Checking crossbeam-deque v0.2.0
Sep 19 15:16:35.127 INFO kablam!     Checking num-iter v0.1.37
Sep 19 15:16:35.127 INFO kablam!     Checking num-rational v0.1.42
Sep 19 15:16:35.888 INFO kablam!     Checking png v0.12.0
Sep 19 15:16:35.929 INFO kablam!     Checking rayon-core v1.4.1
Sep 19 15:16:39.071 INFO kablam!     Checking rayon v1.0.2
Sep 19 15:16:39.707 INFO kablam!    Compiling num-derive v0.2.2
Sep 19 15:16:45.879 INFO kablam!     Checking jpeg-decoder v0.1.15
Sep 19 15:16:48.499 INFO kablam!     Checking image v0.19.0
Sep 19 15:16:53.291 INFO kablam!    Compiling derive_more v0.11.0
Sep 19 15:16:56.710 INFO kablam!     Checking zerodmg-utils v0.1.9
Sep 19 15:16:59.039 INFO kablam!     Checking zerodmg-codes v0.1.9
Sep 19 15:16:59.688 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 19 15:16:59.688 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/zerodmg-codes-0.1.9/src/lib.rs:2:12
Sep 19 15:16:59.688 INFO kablam!   |
Sep 19 15:16:59.688 INFO kablam! 2 | #![feature(rust_2018_idioms)]
Sep 19 15:16:59.688 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Sep 19 15:16:59.688 INFO kablam! 
Sep 19 15:16:59.720 INFO kablam! error: aborting due to previous error
Sep 19 15:16:59.720 INFO kablam! 
Sep 19 15:16:59.720 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 19 15:16:59.727 INFO kablam! error: Could not compile `zerodmg-codes`.
Sep 19 15:16:59.727 INFO kablam! 
Sep 19 15:16:59.727 INFO kablam! To learn more, run the command again with --verbose.
Sep 19 15:16:59.727 INFO kablam! su: No module specific data is present
Sep 19 15:17:00.309 INFO running `"docker" "rm" "-f" "64134e2a1a7dc43b7754d8ef14568448e1cac53f84831c165b9d843fa7018b6f"`
Sep 19 15:17:00.434 INFO blam! 64134e2a1a7dc43b7754d8ef14568448e1cac53f84831c165b9d843fa7018b6f