Sep 10 07:32:35.848 INFO checking tree_magic-0.2.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 07:32:35.848 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 07:32:35.848 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 07:32:36.090 INFO blam! 38f338e68d06e83ea770438ec78ca4c318e2e881c7146320127a69d27c78d513
Sep 10 07:32:36.090 INFO running `"docker" "start" "-a" "38f338e68d06e83ea770438ec78ca4c318e2e881c7146320127a69d27c78d513"`
Sep 10 07:32:37.127 INFO kablam! usermod: no changes
Sep 10 07:32:37.246 INFO kablam!     Checking tree_magic v0.2.0 (file:///source)
Sep 10 07:32:38.882 INFO kablam! warning: unused macro definition
Sep 10 07:32:38.882 INFO kablam!   --> benches/match_u8.rs:8:5
Sep 10 07:32:38.882 INFO kablam!    |
Sep 10 07:32:38.882 INFO kablam! 8  | /     macro_rules! convmime {
Sep 10 07:32:38.882 INFO kablam! 9  | |         ($x:expr) => {$x.to_string()}
Sep 10 07:32:38.882 INFO kablam! 10 | |     }
Sep 10 07:32:38.882 INFO kablam!    | |_____^
Sep 10 07:32:38.882 INFO kablam!    |
Sep 10 07:32:38.882 INFO kablam!    = note: #[warn(unused_macros)] on by default
Sep 10 07:32:38.882 INFO kablam! 
Sep 10 07:32:39.178 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
Sep 10 07:32:39.190 INFO kablam! su: No module specific data is present
Sep 10 07:32:39.979 INFO running `"docker" "rm" "-f" "38f338e68d06e83ea770438ec78ca4c318e2e881c7146320127a69d27c78d513"`
Sep 10 07:32:40.090 INFO blam! 38f338e68d06e83ea770438ec78ca4c318e2e881c7146320127a69d27c78d513