Sep 19 23:58:04.192 INFO checking ifstructs-0.1.1 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 23:58:04.192 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 23:58:04.192 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-4/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 23:58:04.557 INFO blam! b9585c3d8ea2e2ac139ca449431be7874eba22597e9ae84e80b84b24a60e21a8
Sep 19 23:58:04.563 INFO running `"docker" "start" "-a" "b9585c3d8ea2e2ac139ca449431be7874eba22597e9ae84e80b84b24a60e21a8"`
Sep 19 23:58:05.755 INFO kablam! usermod: no changes
Sep 19 23:58:05.859 INFO kablam!     Checking ifstructs v0.1.1 (/source)
Sep 19 23:58:06.493 INFO kablam! warning: unused `#[macro_use]` import
Sep 19 23:58:06.493 INFO kablam!  --> src/lib.rs:6:1
Sep 19 23:58:06.493 INFO kablam!   |
Sep 19 23:58:06.493 INFO kablam! 6 | #[macro_use]
Sep 19 23:58:06.493 INFO kablam!   | ^^^^^^^^^^^^
Sep 19 23:58:06.493 INFO kablam!   |
Sep 19 23:58:06.493 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 23:58:06.493 INFO kablam! 
Sep 19 23:58:06.636 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Sep 19 23:58:06.637 INFO kablam! su: No module specific data is present
Sep 19 23:58:07.705 INFO running `"docker" "rm" "-f" "b9585c3d8ea2e2ac139ca449431be7874eba22597e9ae84e80b84b24a60e21a8"`
Sep 19 23:58:07.959 INFO blam! b9585c3d8ea2e2ac139ca449431be7874eba22597e9ae84e80b84b24a60e21a8