Oct 13 13:56:13.151 INFO checking hamt-rs-0.3.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 13:56:13.153 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 13:56:13.609 INFO blam! 83aa572421ad0e1782c649d93fb6d4ecefdd363771d7f0d223c81a015ed17c09
Oct 13 13:56:13.611 INFO running `"docker" "start" "-a" "83aa572421ad0e1782c649d93fb6d4ecefdd363771d7f0d223c81a015ed17c09"`
Oct 13 13:56:14.924 INFO kablam! usermod: no changes
Oct 13 13:56:14.992 INFO kablam!     Checking hamt-rs v0.3.0 (/source)
Oct 13 13:56:19.764 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Oct 13 13:56:19.764 INFO kablam!    --> benches/benches.rs:165:9
Oct 13 13:56:19.764 INFO kablam!     |
Oct 13 13:56:19.764 INFO kablam! 165 |         map.clone();
Oct 13 13:56:19.764 INFO kablam!     |         ^^^^^^^^^^^^
Oct 13 13:56:19.764 INFO kablam!     |
Oct 13 13:56:19.764 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 13 13:56:19.764 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Oct 13 13:56:19.764 INFO kablam! 
Oct 13 13:56:19.829 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.89s
Oct 13 13:56:19.836 INFO kablam! su: No module specific data is present
Oct 13 13:56:20.834 INFO running `"docker" "rm" "-f" "83aa572421ad0e1782c649d93fb6d4ecefdd363771d7f0d223c81a015ed17c09"`
Oct 13 13:56:21.072 INFO blam! 83aa572421ad0e1782c649d93fb6d4ecefdd363771d7f0d223c81a015ed17c09