Aug 18 03:13:37.619 INFO checking backoff-0.1.2 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 18 03:13:37.619 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 18 03:13:37.619 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 18 03:13:37.619 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-4/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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=500" "-e" "CMD=cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 18 03:13:37.882 INFO blam! efeb1990d98d75ea708c845babf1e1602ce08380c16d2ce4026f47c4a158c097
Aug 18 03:13:37.884 INFO running `"docker" "start" "-a" "efeb1990d98d75ea708c845babf1e1602ce08380c16d2ce4026f47c4a158c097"`
Aug 18 03:13:38.938 INFO kablam!     Checking backoff v0.1.2 (file:///source)
Aug 18 03:13:40.722 INFO kablam! warning: unknown lint: `needless_pass_by_value`
Aug 18 03:13:40.722 INFO kablam!   --> examples/permanent_error.rs:10:9
Aug 18 03:13:40.722 INFO kablam!    |
Aug 18 03:13:40.722 INFO kablam! 10 | #[allow(needless_pass_by_value)]
Aug 18 03:13:40.722 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^
Aug 18 03:13:40.726 INFO kablam!    |
Aug 18 03:13:40.726 INFO kablam!    = note: #[warn(unknown_lints)] on by default
Aug 18 03:13:40.726 INFO kablam! 
Aug 18 03:13:46.988 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.23s
Aug 18 03:13:47.004 INFO kablam! su: No module specific data is present
Aug 18 03:13:47.511 INFO running `"docker" "rm" "-f" "efeb1990d98d75ea708c845babf1e1602ce08380c16d2ce4026f47c4a158c097"`
Aug 18 03:13:47.719 INFO blam! efeb1990d98d75ea708c845babf1e1602ce08380c16d2ce4026f47c4a158c097