Sep 19 16:57:30.579 INFO checking tiff-0.1.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 16:57:30.579 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 16:57:30.579 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-0/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 16:57:30.748 INFO blam! ec1593534e3245b649e0fd89a99e4572de56b7099521d3acd9f813d1a1fc0b10
Sep 19 16:57:30.750 INFO running `"docker" "start" "-a" "ec1593534e3245b649e0fd89a99e4572de56b7099521d3acd9f813d1a1fc0b10"`
Sep 19 16:57:31.773 INFO kablam! usermod: no changes
Sep 19 16:57:31.820 INFO kablam!     Checking tiff v0.1.0 (/source)
Sep 19 16:57:33.223 INFO kablam! warning: unused import: `DecodingResult`
Sep 19 16:57:33.223 INFO kablam!  --> tests/decode_images.rs:4:30
Sep 19 16:57:33.223 INFO kablam!   |
Sep 19 16:57:33.223 INFO kablam! 4 | use tiff::decoder::{Decoder, DecodingResult};
Sep 19 16:57:33.223 INFO kablam!   |                              ^^^^^^^^^^^^^^
Sep 19 16:57:33.223 INFO kablam!   |
Sep 19 16:57:33.223 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 16:57:33.223 INFO kablam! 
Sep 19 16:57:33.296 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
Sep 19 16:57:33.300 INFO kablam! su: No module specific data is present
Sep 19 16:57:34.135 INFO running `"docker" "rm" "-f" "ec1593534e3245b649e0fd89a99e4572de56b7099521d3acd9f813d1a1fc0b10"`
Sep 19 16:57:34.330 INFO blam! ec1593534e3245b649e0fd89a99e4572de56b7099521d3acd9f813d1a1fc0b10