Sep 10 16:55:36.381 INFO checking hamt-sync-0.2.5 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 16:55:36.381 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 16:55:36.381 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 16:55:36.593 INFO blam! 3648e6c8876d8bc2506d2ce1a725e8ee1aff65bf5651fc4ac5f835d0620a8564
Sep 10 16:55:36.595 INFO running `"docker" "start" "-a" "3648e6c8876d8bc2506d2ce1a725e8ee1aff65bf5651fc4ac5f835d0620a8564"`
Sep 10 16:55:37.730 INFO kablam! usermod: no changes
Sep 10 16:55:37.826 INFO kablam!     Checking hamt-sync v0.2.5 (file:///source)
Sep 10 16:55:39.015 INFO kablam! warning: constant item is never used: `NUM_BITS`
Sep 10 16:55:39.015 INFO kablam!  --> src/bitmap.rs:3:1
Sep 10 16:55:39.015 INFO kablam!   |
Sep 10 16:55:39.015 INFO kablam! 3 | const NUM_BITS: usize = size_of::<Content>() * 8;
Sep 10 16:55:39.015 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 16:55:39.015 INFO kablam!   |
Sep 10 16:55:39.015 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 10 16:55:39.015 INFO kablam! 
Sep 10 16:55:39.015 INFO kablam! warning: method is never used: `new`
Sep 10 16:55:39.015 INFO kablam!   --> src/bitmap.rs:11:5
Sep 10 16:55:39.015 INFO kablam!    |
Sep 10 16:55:39.015 INFO kablam! 11 |     pub fn new() -> Self {
Sep 10 16:55:39.015 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Sep 10 16:55:39.015 INFO kablam! 
Sep 10 16:55:39.015 INFO kablam! warning: method is never used: `get`
Sep 10 16:55:39.015 INFO kablam!   --> src/bitmap.rs:15:5
Sep 10 16:55:39.015 INFO kablam!    |
Sep 10 16:55:39.015 INFO kablam! 15 |     pub fn get(&self, i: u8) -> bool {
Sep 10 16:55:39.015 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 16:55:39.016 INFO kablam! 
Sep 10 16:55:39.016 INFO kablam! warning: method is never used: `set`
Sep 10 16:55:39.016 INFO kablam!   --> src/bitmap.rs:19:5
Sep 10 16:55:39.016 INFO kablam!    |
Sep 10 16:55:39.016 INFO kablam! 19 |     pub fn set(&self, i: u8) -> Self {
Sep 10 16:55:39.016 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 16:55:39.016 INFO kablam! 
Sep 10 16:55:39.022 INFO kablam! warning: method is never used: `unset`
Sep 10 16:55:39.022 INFO kablam!   --> src/bitmap.rs:23:5
Sep 10 16:55:39.022 INFO kablam!    |
Sep 10 16:55:39.022 INFO kablam! 23 |     pub fn unset(&self, i: u8) -> Self {
Sep 10 16:55:39.022 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 16:55:39.022 INFO kablam! 
Sep 10 16:55:39.022 INFO kablam! warning: method is never used: `size`
Sep 10 16:55:39.022 INFO kablam!   --> src/bitmap.rs:27:5
Sep 10 16:55:39.023 INFO kablam!    |
Sep 10 16:55:39.023 INFO kablam! 27 |     pub fn size(&self) -> u8 {
Sep 10 16:55:39.023 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 16:55:39.023 INFO kablam! 
Sep 10 16:55:39.891 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
Sep 10 16:55:39.894 INFO kablam! su: No module specific data is present
Sep 10 16:55:40.728 INFO running `"docker" "rm" "-f" "3648e6c8876d8bc2506d2ce1a725e8ee1aff65bf5651fc4ac5f835d0620a8564"`
Sep 10 16:55:40.905 INFO blam! 3648e6c8876d8bc2506d2ce1a725e8ee1aff65bf5651fc4ac5f835d0620a8564