Nov 01 11:01:59.495 INFO checking MicroJoe/rmatrix against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 11:01:59.495 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 11:02:00.046 INFO blam! 3d73f51104215ccb3abecad33e470c68f0262707b83c18c15d181c06097eb56d
Nov 01 11:02:00.047 INFO running `"docker" "start" "-a" "3d73f51104215ccb3abecad33e470c68f0262707b83c18c15d181c06097eb56d"`
Nov 01 11:02:01.878 INFO kablam! usermod: no changes
Nov 01 11:02:01.933 INFO kablam!     Checking rmatrix v0.0.1 (/source)
Nov 01 11:02:02.956 INFO kablam! warning: function is never used: `id`
Nov 01 11:02:02.956 INFO kablam!   --> src/matrix.rs:63:1
Nov 01 11:02:02.956 INFO kablam!    |
Nov 01 11:02:02.956 INFO kablam! 63 | pub fn id(w: usize) -> Matrix {
Nov 01 11:02:02.956 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 11:02:02.956 INFO kablam!    |
Nov 01 11:02:02.956 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 11:02:02.956 INFO kablam! 
Nov 01 11:02:02.981 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
Nov 01 11:02:02.984 INFO kablam! su: No module specific data is present
Nov 01 11:02:03.700 INFO running `"docker" "rm" "-f" "3d73f51104215ccb3abecad33e470c68f0262707b83c18c15d181c06097eb56d"`
Nov 01 11:02:04.069 INFO blam! 3d73f51104215ccb3abecad33e470c68f0262707b83c18c15d181c06097eb56d