Oct 13 18:01:42.724 INFO checking arg_combinators-0.6.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 18:01:42.724 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/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 13 18:01:42.960 INFO blam! fd271af69b5472adff87473032d1d48d1e76d7094439ac14cfb3503241a97c55
Oct 13 18:01:42.962 INFO running `"docker" "start" "-a" "fd271af69b5472adff87473032d1d48d1e76d7094439ac14cfb3503241a97c55"`
Oct 13 18:01:43.672 INFO kablam! usermod: no changes
Oct 13 18:01:43.720 INFO kablam!     Checking arg_combinators v0.6.0 (/source)
Oct 13 18:01:47.701 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 18:01:47.701 INFO kablam!  --> examples/dimensions.rs:1:1
Oct 13 18:01:47.701 INFO kablam!   |
Oct 13 18:01:47.702 INFO kablam! 1 | #[macro_use]
Oct 13 18:01:47.702 INFO kablam!   | ^^^^^^^^^^^^
Oct 13 18:01:47.702 INFO kablam!   |
Oct 13 18:01:47.703 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 18:01:47.703 INFO kablam! 
Oct 13 18:01:47.794 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.10s
Oct 13 18:01:47.798 INFO kablam! su: No module specific data is present
Oct 13 18:01:48.306 INFO running `"docker" "rm" "-f" "fd271af69b5472adff87473032d1d48d1e76d7094439ac14cfb3503241a97c55"`
Oct 13 18:01:48.556 INFO blam! fd271af69b5472adff87473032d1d48d1e76d7094439ac14cfb3503241a97c55