Sep 14 17:51:46.283 INFO checking currency-0.4.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 17:51:46.284 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 17:51:46.284 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-0/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 17:51:46.771 INFO blam! 0b6e524da9057684211470cc775da0d14af9ebb562b89cd4e041e26bd30d4828
Sep 14 17:51:46.773 INFO running `"docker" "start" "-a" "0b6e524da9057684211470cc775da0d14af9ebb562b89cd4e041e26bd30d4828"`
Sep 14 17:51:48.342 INFO kablam! usermod: no changes
Sep 14 17:51:48.471 INFO kablam!     Checking currency v0.4.0 (file:///source)
Sep 14 17:51:50.083 INFO kablam! warning: unused import: `std::str::FromStr`
Sep 14 17:51:50.083 INFO kablam!    --> src/lib.rs:752:13
Sep 14 17:51:50.083 INFO kablam!     |
Sep 14 17:51:50.083 INFO kablam! 752 |         use std::str::FromStr;
Sep 14 17:51:50.083 INFO kablam!     |             ^^^^^^^^^^^^^^^^^
Sep 14 17:51:50.083 INFO kablam!     |
Sep 14 17:51:50.083 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 14 17:51:50.083 INFO kablam! 
Sep 14 17:51:50.303 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
Sep 14 17:51:50.303 INFO kablam! su: No module specific data is present
Sep 14 17:51:50.899 INFO running `"docker" "rm" "-f" "0b6e524da9057684211470cc775da0d14af9ebb562b89cd4e041e26bd30d4828"`
Sep 14 17:51:50.981 INFO blam! 0b6e524da9057684211470cc775da0d14af9ebb562b89cd4e041e26bd30d4828