Sep 21 08:39:10.583 INFO checking ifstructs-0.1.1 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 08:39:10.583 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 08:39:10.583 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-6/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 08:39:10.814 INFO blam! c68db2087c51d00b610e2e7d5f953447778a328adfc639a5711f47870751f23d
Sep 21 08:39:10.814 INFO running `"docker" "start" "-a" "c68db2087c51d00b610e2e7d5f953447778a328adfc639a5711f47870751f23d"`
Sep 21 08:39:11.737 INFO kablam! usermod: no changes
Sep 21 08:39:11.758 INFO kablam!     Checking ifstructs v0.1.1 (/source)
Sep 21 08:39:11.977 INFO kablam! warning: unused `#[macro_use]` import
Sep 21 08:39:11.977 INFO kablam!  --> src/lib.rs:6:1
Sep 21 08:39:11.977 INFO kablam!   |
Sep 21 08:39:11.977 INFO kablam! 6 | #[macro_use]
Sep 21 08:39:11.977 INFO kablam!   | ^^^^^^^^^^^^
Sep 21 08:39:11.977 INFO kablam!   |
Sep 21 08:39:11.977 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 08:39:11.977 INFO kablam! 
Sep 21 08:39:12.051 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
Sep 21 08:39:12.053 INFO kablam! su: No module specific data is present
Sep 21 08:39:12.664 INFO running `"docker" "rm" "-f" "c68db2087c51d00b610e2e7d5f953447778a328adfc639a5711f47870751f23d"`
Sep 21 08:39:12.744 INFO blam! c68db2087c51d00b610e2e7d5f953447778a328adfc639a5711f47870751f23d