Oct 13 11:06:15.958 INFO checking parking_lot_mpsc-0.1.5 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 11:06:15.960 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 13 11:06:16.464 INFO blam! 6a78be13970517c913c2b3530737b3c55ae8bd09ddec66f09d042a9dbc16ce82
Oct 13 11:06:16.465 INFO running `"docker" "start" "-a" "6a78be13970517c913c2b3530737b3c55ae8bd09ddec66f09d042a9dbc16ce82"`
Oct 13 11:06:17.564 INFO kablam! usermod: no changes
Oct 13 11:06:17.666 INFO kablam!     Checking parking_lot v0.4.8
Oct 13 11:06:19.532 INFO kablam!     Checking parking_lot_mpsc v0.1.5 (/source)
Oct 13 11:06:23.206 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Oct 13 11:06:23.206 INFO kablam!    --> src/select.rs:522:13
Oct 13 11:06:23.206 INFO kablam!     |
Oct 13 11:06:23.206 INFO kablam! 522 |             tx1.clone();
Oct 13 11:06:23.206 INFO kablam!     |             ^^^^^^^^^^^^
Oct 13 11:06:23.206 INFO kablam!     |
Oct 13 11:06:23.206 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 13 11:06:23.206 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Oct 13 11:06:23.206 INFO kablam! 
Oct 13 11:06:23.209 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Oct 13 11:06:23.209 INFO kablam!    --> src/select.rs:544:13
Oct 13 11:06:23.209 INFO kablam!     |
Oct 13 11:06:23.209 INFO kablam! 544 |             tx1.clone();
Oct 13 11:06:23.209 INFO kablam!     |             ^^^^^^^^^^^^
Oct 13 11:06:23.209 INFO kablam!     |
Oct 13 11:06:23.209 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Oct 13 11:06:23.209 INFO kablam! 
Oct 13 11:06:23.298 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.71s
Oct 13 11:06:23.298 INFO kablam! su: No module specific data is present
Oct 13 11:06:23.702 INFO running `"docker" "rm" "-f" "6a78be13970517c913c2b3530737b3c55ae8bd09ddec66f09d042a9dbc16ce82"`
Oct 13 11:06:23.844 INFO blam! 6a78be13970517c913c2b3530737b3c55ae8bd09ddec66f09d042a9dbc16ce82