Sep 02 21:31:55.745 INFO checking acetylene_parser-0.1.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 21:31:55.745 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 21:31:55.745 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/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 02 21:31:55.990 INFO blam! 655068b4919f88fddca936d6b3749515000ea86d9a4cb53f29dbad1842f8a9c1
Sep 02 21:31:55.992 INFO running `"docker" "start" "-a" "655068b4919f88fddca936d6b3749515000ea86d9a4cb53f29dbad1842f8a9c1"`
Sep 02 21:31:56.820 INFO kablam!     Checking acetylene_parser v0.1.0 (file:///source)
Sep 02 21:31:58.308 INFO kablam! warning: unused import: `smiles::tokenize_smiles_raw`
Sep 02 21:31:58.308 INFO kablam!    --> src/smiles/mod.rs:466:7
Sep 02 21:31:58.308 INFO kablam!     |
Sep 02 21:31:58.308 INFO kablam! 466 |   use smiles::tokenize_smiles_raw;
Sep 02 21:31:58.308 INFO kablam!     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 21:31:58.308 INFO kablam!     |
Sep 02 21:31:58.308 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 02 21:31:58.309 INFO kablam! 
Sep 02 21:32:05.716 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.95s
Sep 02 21:32:05.725 INFO kablam! su: No module specific data is present
Sep 02 21:32:06.136 INFO running `"docker" "rm" "-f" "655068b4919f88fddca936d6b3749515000ea86d9a4cb53f29dbad1842f8a9c1"`
Sep 02 21:32:06.279 INFO blam! 655068b4919f88fddca936d6b3749515000ea86d9a4cb53f29dbad1842f8a9c1