Nov 10 06:48:39.950 INFO checking embedded-builder-0.1.1 against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 10 06:48:39.950 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-0/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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"`
Nov 10 06:48:40.137 INFO blam! 75fd5a7fbfa91bfa72ddadcf1ae8121ac895bf7bfaba9b6a59fc42e34800d94f
Nov 10 06:48:40.140 INFO running `"docker" "start" "-a" "75fd5a7fbfa91bfa72ddadcf1ae8121ac895bf7bfaba9b6a59fc42e34800d94f"`
Nov 10 06:48:40.691 INFO kablam! usermod: no changes
Nov 10 06:48:40.726 INFO kablam!     Checking embedded-builder v0.1.1 (/source)
Nov 10 06:48:40.898 INFO kablam! warning: unused macro definition
Nov 10 06:48:40.898 INFO kablam!   --> src/helpers.rs:20:1
Nov 10 06:48:40.898 INFO kablam!    |
Nov 10 06:48:40.898 INFO kablam! 20 | / macro_rules! concat {
Nov 10 06:48:40.898 INFO kablam! 21 | |     ($a: expr, $b: expr) => { $a$b };
Nov 10 06:48:40.898 INFO kablam! 22 | | }
Nov 10 06:48:40.898 INFO kablam!    | |_^
Nov 10 06:48:40.898 INFO kablam!    |
Nov 10 06:48:40.898 INFO kablam!    = note: #[warn(unused_macros)] on by default
Nov 10 06:48:40.898 INFO kablam! 
Nov 10 06:48:41.083 INFO kablam! warning: the feature `used` has been stable since 1.30.0 and no longer requires an attribute to enable
Nov 10 06:48:41.083 INFO kablam!  --> src/lib.rs:4:12
Nov 10 06:48:41.083 INFO kablam!   |
Nov 10 06:48:41.083 INFO kablam! 4 | #![feature(used)]
Nov 10 06:48:41.083 INFO kablam!   |            ^^^^
Nov 10 06:48:41.083 INFO kablam!   |
Nov 10 06:48:41.084 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 10 06:48:41.084 INFO kablam! 
Nov 10 06:48:41.371 INFO kablam! warning: unused macro definition
Nov 10 06:48:41.371 INFO kablam!   --> src/helpers.rs:20:1
Nov 10 06:48:41.371 INFO kablam!    |
Nov 10 06:48:41.371 INFO kablam! 20 | / macro_rules! concat {
Nov 10 06:48:41.371 INFO kablam! 21 | |     ($a: expr, $b: expr) => { $a$b };
Nov 10 06:48:41.371 INFO kablam! 22 | | }
Nov 10 06:48:41.371 INFO kablam!    | |_^
Nov 10 06:48:41.371 INFO kablam!    |
Nov 10 06:48:41.371 INFO kablam!    = note: #[warn(unused_macros)] on by default
Nov 10 06:48:41.371 INFO kablam! 
Nov 10 06:48:41.558 INFO kablam! warning: variable does not need to be mutable
Nov 10 06:48:41.558 INFO kablam!    --> src/register.rs:210:13
Nov 10 06:48:41.558 INFO kablam!     |
Nov 10 06:48:41.558 INFO kablam! 210 |         let mut r = Register::<u16>(0, 0xFAF0);
Nov 10 06:48:41.558 INFO kablam!     |             ----^
Nov 10 06:48:41.558 INFO kablam!     |             |
Nov 10 06:48:41.558 INFO kablam!     |             help: remove this `mut`
Nov 10 06:48:41.558 INFO kablam!     |
Nov 10 06:48:41.558 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 10 06:48:41.558 INFO kablam! 
Nov 10 06:48:41.561 INFO kablam! warning: the feature `used` has been stable since 1.30.0 and no longer requires an attribute to enable
Nov 10 06:48:41.561 INFO kablam!  --> src/lib.rs:4:12
Nov 10 06:48:41.561 INFO kablam!   |
Nov 10 06:48:41.561 INFO kablam! 4 | #![feature(used)]
Nov 10 06:48:41.561 INFO kablam!   |            ^^^^
Nov 10 06:48:41.561 INFO kablam!   |
Nov 10 06:48:41.561 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 10 06:48:41.561 INFO kablam! 
Nov 10 06:48:41.581 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
Nov 10 06:48:41.583 INFO kablam! su: No module specific data is present
Nov 10 06:48:41.814 INFO running `"docker" "rm" "-f" "75fd5a7fbfa91bfa72ddadcf1ae8121ac895bf7bfaba9b6a59fc42e34800d94f"`
Nov 10 06:48:41.895 INFO blam! 75fd5a7fbfa91bfa72ddadcf1ae8121ac895bf7bfaba9b6a59fc42e34800d94f