Oct 12 18:06:50.613 INFO checking luser/procio-rs against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 18:06:50.613 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 12 18:06:51.157 INFO blam! 04178e1b284ad102787a90c01b23f852230714b1336907bb2969ceda25f46b8a
Oct 12 18:06:51.176 INFO running `"docker" "start" "-a" "04178e1b284ad102787a90c01b23f852230714b1336907bb2969ceda25f46b8a"`
Oct 12 18:06:52.652 INFO kablam! usermod: no changes
Oct 12 18:06:52.780 INFO kablam!    Compiling cc v1.0.5
Oct 12 18:06:52.792 INFO kablam!     Checking iovec v0.1.2
Oct 12 18:06:52.800 INFO kablam!     Checking number_prefix v0.2.7
Oct 12 18:06:53.336 INFO kablam!     Checking bytes v0.4.6
Oct 12 18:06:55.562 INFO kablam!     Checking nix v0.10.0
Oct 12 18:06:59.093 INFO kablam!    Compiling backtrace-sys v0.1.16
Oct 12 18:07:16.752 INFO kablam!     Checking backtrace v0.3.5
Oct 12 18:07:17.273 INFO kablam!     Checking failure v0.1.1
Oct 12 18:07:17.912 INFO kablam!     Checking procio v0.1.0 (/source)
Oct 12 18:07:19.330 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 26.65s
Oct 12 18:07:19.330 INFO kablam! su: No module specific data is present
Oct 12 18:07:19.727 INFO running `"docker" "rm" "-f" "04178e1b284ad102787a90c01b23f852230714b1336907bb2969ceda25f46b8a"`
Oct 12 18:07:19.859 INFO blam! 04178e1b284ad102787a90c01b23f852230714b1336907bb2969ceda25f46b8a