Sep 01 09:40:24.509 INFO checking bit_collection-0.2.3 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 09:40:24.509 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 09:40:24.509 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-1/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 09:40:24.693 INFO blam! 9d6bbb4316c6d20c6d431874b9b21a4f6a193908a6b7cfe06f0d4755d2a26e83
Sep 01 09:40:24.696 INFO running `"docker" "start" "-a" "9d6bbb4316c6d20c6d431874b9b21a4f6a193908a6b7cfe06f0d4755d2a26e83"`
Sep 01 09:40:25.358 INFO kablam!    Compiling bit_collection_derive v0.2.2
Sep 01 09:40:31.449 INFO kablam!     Checking bit_collection v0.2.3 (file:///source)
Sep 01 09:40:33.237 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 09:40:33.237 INFO kablam!  --> tests/derive.rs:3:1
Sep 01 09:40:33.237 INFO kablam!   |
Sep 01 09:40:33.238 INFO kablam! 3 | #[macro_use]
Sep 01 09:40:33.238 INFO kablam!   | ^^^^^^^^^^^^
Sep 01 09:40:33.238 INFO kablam!   |
Sep 01 09:40:33.238 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 09:40:33.238 INFO kablam! 
Sep 01 09:40:33.942 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.61s
Sep 01 09:40:33.953 INFO kablam! su: No module specific data is present
Sep 01 09:40:34.313 INFO running `"docker" "rm" "-f" "9d6bbb4316c6d20c6d431874b9b21a4f6a193908a6b7cfe06f0d4755d2a26e83"`
Sep 01 09:40:34.405 INFO blam! 9d6bbb4316c6d20c6d431874b9b21a4f6a193908a6b7cfe06f0d4755d2a26e83