Oct 13 10:12:29.549 INFO checking recursive_variadic-0.1.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 10:12:29.551 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 13 10:12:29.860 INFO blam! 520d52dac8058eeb9578f7cc56604dd8556b3f726bed7daecf4a4f107c7c5961
Oct 13 10:12:29.865 INFO running `"docker" "start" "-a" "520d52dac8058eeb9578f7cc56604dd8556b3f726bed7daecf4a4f107c7c5961"`
Oct 13 10:12:31.031 INFO kablam! usermod: no changes
Oct 13 10:12:31.084 INFO kablam!     Checking recursive_variadic v0.1.0 (/source)
Oct 13 10:12:32.459 INFO kablam! warning: unused import: `std::any::Any`
Oct 13 10:12:32.460 INFO kablam!   --> src/lib.rs:64:9
Oct 13 10:12:32.461 INFO kablam!    |
Oct 13 10:12:32.461 INFO kablam! 64 |     use std::any::Any;
Oct 13 10:12:32.462 INFO kablam!    |         ^^^^^^^^^^^^^
Oct 13 10:12:32.463 INFO kablam!    |
Oct 13 10:12:32.463 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 10:12:32.464 INFO kablam! 
Oct 13 10:12:32.544 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
Oct 13 10:12:32.545 INFO kablam! su: No module specific data is present
Oct 13 10:12:33.345 INFO running `"docker" "rm" "-f" "520d52dac8058eeb9578f7cc56604dd8556b3f726bed7daecf4a4f107c7c5961"`
Oct 13 10:12:33.696 INFO blam! 520d52dac8058eeb9578f7cc56604dd8556b3f726bed7daecf4a4f107c7c5961