Aug 31 18:19:32.724 INFO checking prefixopt_derive-0.4.0 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 18:19:32.724 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 18:19:32.724 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 18:19:32.934 INFO blam! 29b0fe79d97ca36a9242140a007846227785632daa8902ccbd761d765c9627a2
Aug 31 18:19:32.936 INFO running `"docker" "start" "-a" "29b0fe79d97ca36a9242140a007846227785632daa8902ccbd761d765c9627a2"`
Aug 31 18:19:33.657 INFO kablam!    Compiling scopeguard v0.2.0
Aug 31 18:19:33.658 INFO kablam!     Checking bitflags v1.0.4
Aug 31 18:19:33.658 INFO kablam!     Checking textwrap v0.10.0
Aug 31 18:19:33.658 INFO kablam!     Checking atty v0.2.11
Aug 31 18:19:33.793 INFO kablam!     Checking map_in_place v0.1.0
Aug 31 18:19:34.407 INFO kablam!    Compiling prefixopt v0.4.0
Aug 31 18:19:34.460 INFO kablam!     Checking clap v2.32.0
Aug 31 18:19:35.789 INFO kablam!    Compiling prefixopt_derive v0.4.0 (file:///source)
Aug 31 18:19:48.240 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 14.64s
Aug 31 18:19:48.248 INFO kablam! su: No module specific data is present
Aug 31 18:19:48.757 INFO running `"docker" "rm" "-f" "29b0fe79d97ca36a9242140a007846227785632daa8902ccbd761d765c9627a2"`
Aug 31 18:19:48.843 INFO blam! 29b0fe79d97ca36a9242140a007846227785632daa8902ccbd761d765c9627a2