Sep 01 04:57:51.227 INFO checking string-interner-0.7.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 04:57:51.227 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 04:57:51.228 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/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"`
Sep 01 04:57:51.426 INFO blam! 3a74c1a3e74600d0ba04d2db575272e33309ab504c6667ed2c43b87ae8209678
Sep 01 04:57:51.428 INFO running `"docker" "start" "-a" "3a74c1a3e74600d0ba04d2db575272e33309ab504c6667ed2c43b87ae8209678"`
Sep 01 04:57:52.093 INFO kablam!     Checking string-interner v0.7.0 (file:///source)
Sep 01 04:57:52.491 INFO kablam! warning: unused import: `Symbol`
Sep 01 04:57:52.491 INFO kablam!  --> src/tests.rs:1:66
Sep 01 04:57:52.491 INFO kablam!   |
Sep 01 04:57:52.491 INFO kablam! 1 | use {DefaultStringInterner, InternalStrRef, StringInterner, Sym, Symbol};
Sep 01 04:57:52.491 INFO kablam!   |                                                                  ^^^^^^
Sep 01 04:57:52.491 INFO kablam!   |
Sep 01 04:57:52.491 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 04:57:52.491 INFO kablam! 
Sep 01 04:57:53.158 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Sep 01 04:57:53.160 INFO kablam! su: No module specific data is present
Sep 01 04:57:53.619 INFO running `"docker" "rm" "-f" "3a74c1a3e74600d0ba04d2db575272e33309ab504c6667ed2c43b87ae8209678"`
Sep 01 04:57:53.712 INFO blam! 3a74c1a3e74600d0ba04d2db575272e33309ab504c6667ed2c43b87ae8209678