Oct 13 07:48:32.161 INFO checking superslice-0.1.0 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 07:48:32.161 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 07:48:32.610 INFO blam! 50dff632d65d50df8bf65717bd872b8a71608f52b8e73819f0ba3fba72c968a5
Oct 13 07:48:32.611 INFO running `"docker" "start" "-a" "50dff632d65d50df8bf65717bd872b8a71608f52b8e73819f0ba3fba72c968a5"`
Oct 13 07:48:34.631 INFO kablam! usermod: no changes
Oct 13 07:48:34.696 INFO kablam!     Checking superslice v0.1.0 (/source)
Oct 13 07:48:36.340 INFO kablam! warning: unused import: `superslice::Ext`
Oct 13 07:48:36.341 INFO kablam!   --> benches/bench.rs:23:5
Oct 13 07:48:36.341 INFO kablam!    |
Oct 13 07:48:36.342 INFO kablam! 23 | use superslice::Ext;
Oct 13 07:48:36.342 INFO kablam!    |     ^^^^^^^^^^^^^^^
Oct 13 07:48:36.342 INFO kablam!    |
Oct 13 07:48:36.342 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 07:48:36.343 INFO kablam! 
Oct 13 07:48:36.497 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
Oct 13 07:48:36.505 INFO kablam! su: No module specific data is present
Oct 13 07:48:37.276 INFO running `"docker" "rm" "-f" "50dff632d65d50df8bf65717bd872b8a71608f52b8e73819f0ba3fba72c968a5"`
Oct 13 07:48:37.644 INFO blam! 50dff632d65d50df8bf65717bd872b8a71608f52b8e73819f0ba3fba72c968a5