Aug 31 21:57:26.243 INFO checking kyren/luster against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Aug 31 21:57:26.243 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Aug 31 21:57:26.243 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 21:57:26.506 INFO blam! f25ff4f1c8df37b46289a4397da167283f64e21f2636551939c4b95d271fb94f
Aug 31 21:57:26.509 INFO running `"docker" "start" "-a" "f25ff4f1c8df37b46289a4397da167283f64e21f2636551939c4b95d271fb94f"`
Aug 31 21:57:27.807 INFO kablam!     Checking proc-macro2 v0.3.8
Aug 31 21:57:27.812 INFO kablam!    Compiling syn v0.13.11
Aug 31 21:57:30.576 INFO kablam!     Checking quote v0.5.2
Aug 31 21:57:47.349 INFO kablam!     Checking synstructure v0.8.1
Aug 31 21:57:50.506 INFO kablam!     Checking gc-arena-derive v0.1.0 (file:///source/gc-arena/gc-arena-derive)
Aug 31 21:57:56.443 INFO kablam!     Checking gc-arena v0.1.0 (file:///source/gc-arena)
Aug 31 21:57:57.814 INFO kablam!     Checking luster v0.1.0 (file:///source)
Aug 31 21:58:04.787 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 37.14s
Aug 31 21:58:04.805 INFO kablam! su: No module specific data is present
Aug 31 21:58:05.320 INFO running `"docker" "rm" "-f" "f25ff4f1c8df37b46289a4397da167283f64e21f2636551939c4b95d271fb94f"`
Aug 31 21:58:05.495 INFO blam! f25ff4f1c8df37b46289a4397da167283f64e21f2636551939c4b95d271fb94f