Oct 12 16:42:45.198 INFO checking natir/fpaf against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 16:42:45.200 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 16:42:45.616 INFO blam! 40770a737ed41c06d377db86a76428b32df7b8d6dde08a559a30ab428e071bc1
Oct 12 16:42:45.618 INFO running `"docker" "start" "-a" "40770a737ed41c06d377db86a76428b32df7b8d6dde08a559a30ab428e071bc1"`
Oct 12 16:42:47.251 INFO kablam! usermod: no changes
Oct 12 16:42:47.529 INFO kablam!    Compiling filetime v0.2.1
Oct 12 16:42:47.531 INFO kablam!    Compiling bzip2-sys v0.1.6
Oct 12 16:42:47.545 INFO kablam!    Compiling syn v0.15.8
Oct 12 16:42:49.297 INFO kablam!    Compiling lzma-sys v0.1.10
Oct 12 16:42:53.060 INFO kablam!     Checking bzip2 v0.3.3
Oct 12 16:42:53.685 INFO kablam!     Checking xz2 v0.1.5
Oct 12 16:43:03.769 INFO kablam!    Compiling serde_derive v1.0.79
Oct 12 16:43:19.756 INFO kablam!     Checking fpa_lr v0.2.0 (/source)
Oct 12 16:43:22.873 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 35.60s
Oct 12 16:43:22.887 INFO kablam! su: No module specific data is present
Oct 12 16:43:24.031 INFO running `"docker" "rm" "-f" "40770a737ed41c06d377db86a76428b32df7b8d6dde08a559a30ab428e071bc1"`
Oct 12 16:43:24.393 INFO blam! 40770a737ed41c06d377db86a76428b32df7b8d6dde08a559a30ab428e071bc1