Nov 02 01:28:07.250 INFO checking bitlab-0.8.1 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 02 01:28:07.250 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-6/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +d7816399d50d407bbce1efe9dbadf8faaaf568fc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 02 01:28:07.618 INFO blam! ac4600862610b2bff9eaeeb1911ee612e2f684e809c5a595b91c2b54d20777a1
Nov 02 01:28:07.628 INFO running `"docker" "start" "-a" "ac4600862610b2bff9eaeeb1911ee612e2f684e809c5a595b91c2b54d20777a1"`
Nov 02 01:28:08.466 INFO kablam! usermod: no changes
Nov 02 01:28:08.544 INFO kablam!     Checking bitlab v0.8.1 (/source)
Nov 02 01:28:11.301 INFO kablam! warning: `#[derive]` does nothing on macro invocations
Nov 02 01:28:11.301 INFO kablam!   --> examples/performance.rs:16:1
Nov 02 01:28:11.302 INFO kablam!    |
Nov 02 01:28:11.302 INFO kablam! 16 | #[derive(Debug)]
Nov 02 01:28:11.302 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 02 01:28:11.302 INFO kablam!    |
Nov 02 01:28:11.303 INFO kablam!    = note: this may become a hard error in a future release
Nov 02 01:28:11.303 INFO kablam! 
Nov 02 01:28:14.948 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.46s
Nov 02 01:28:14.950 INFO kablam! su: No module specific data is present
Nov 02 01:28:15.660 INFO running `"docker" "rm" "-f" "ac4600862610b2bff9eaeeb1911ee612e2f684e809c5a595b91c2b54d20777a1"`
Nov 02 01:28:15.840 INFO blam! ac4600862610b2bff9eaeeb1911ee612e2f684e809c5a595b91c2b54d20777a1