Oct 12 10:19:33.822 INFO checking ygunayer/factrust against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 10:19:33.822 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 10:19:34.289 INFO blam! 3bd1cf5d2df7d352131bace9be6e9e406668db7b54e28ba45dcb36a0888d690a
Oct 12 10:19:34.304 INFO running `"docker" "start" "-a" "3bd1cf5d2df7d352131bace9be6e9e406668db7b54e28ba45dcb36a0888d690a"`
Oct 12 10:19:36.298 INFO kablam! usermod: no changes
Oct 12 10:19:36.412 INFO kablam!     Checking lazy_static v1.0.2
Oct 12 10:19:36.416 INFO kablam!     Checking crossbeam-utils v0.2.2
Oct 12 10:19:36.998 INFO kablam!     Checking crossbeam-epoch v0.3.1
Oct 12 10:19:37.653 INFO kablam!     Checking crossbeam-deque v0.2.0
Oct 12 10:19:38.055 INFO kablam!     Checking rayon-core v1.4.1
Oct 12 10:19:39.036 INFO kablam!     Checking rayon v1.0.2
Oct 12 10:19:42.911 INFO kablam!     Checking rustfact v0.1.0 (/source)
Oct 12 10:19:43.528 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.20s
Oct 12 10:19:43.531 INFO kablam! su: No module specific data is present
Oct 12 10:19:44.643 INFO running `"docker" "rm" "-f" "3bd1cf5d2df7d352131bace9be6e9e406668db7b54e28ba45dcb36a0888d690a"`
Oct 12 10:19:44.888 INFO blam! 3bd1cf5d2df7d352131bace9be6e9e406668db7b54e28ba45dcb36a0888d690a