Sep 05 21:53:32.854 INFO checking tk-bufstream-0.3.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 05 21:53:32.854 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 05 21:53:32.854 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-4/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 21:53:33.294 INFO blam! c5319d089411a9f3dd7cd04a4cefab83bedeb5940ba34820e977b28565f9b299
Sep 05 21:53:33.296 INFO running `"docker" "start" "-a" "c5319d089411a9f3dd7cd04a4cefab83bedeb5940ba34820e977b28565f9b299"`
Sep 05 21:53:35.194 INFO kablam! usermod: no changes
Sep 05 21:53:35.474 INFO kablam!     Checking tk-bufstream v0.3.0 (file:///source)
Sep 05 21:53:38.696 INFO kablam! warning: unused import: `std::str`
Sep 05 21:53:38.696 INFO kablam!  --> examples/raw_echo.rs:8:5
Sep 05 21:53:38.696 INFO kablam!   |
Sep 05 21:53:38.696 INFO kablam! 8 | use std::str;
Sep 05 21:53:38.696 INFO kablam!   |     ^^^^^^^^
Sep 05 21:53:38.696 INFO kablam!   |
Sep 05 21:53:38.696 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 05 21:53:38.696 INFO kablam! 
Sep 05 21:53:39.230 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.99s
Sep 05 21:53:39.234 INFO kablam! su: No module specific data is present
Sep 05 21:53:40.038 INFO running `"docker" "rm" "-f" "c5319d089411a9f3dd7cd04a4cefab83bedeb5940ba34820e977b28565f9b299"`
Sep 05 21:53:40.136 INFO blam! c5319d089411a9f3dd7cd04a4cefab83bedeb5940ba34820e977b28565f9b299