Dec 19 15:22:28.753 INFO checking jasonwhite/git-subset against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 15:22:28.753 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/jasonwhite/git-subset:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:22:29.096 INFO [stdout] 13a1f02987cf4ac3f9dca16e8a8cb8254b906a71beb0677ef0042e91af21a32a
Dec 19 15:22:29.102 INFO running `"docker" "start" "-a" "13a1f02987cf4ac3f9dca16e8a8cb8254b906a71beb0677ef0042e91af21a32a"`
Dec 19 15:22:30.880 INFO [stderr]    Compiling curl-sys v0.4.13
Dec 19 15:22:43.849 INFO [stderr]    Compiling libgit2-sys v0.7.10
Dec 19 15:23:09.783 INFO [stderr]     Checking git2 v0.7.5
Dec 19 15:23:13.376 INFO [stderr]     Checking git-subset v0.1.0 (/opt/crater/workdir)
Dec 19 15:23:14.496 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.76s
Dec 19 15:23:15.344 INFO running `"docker" "inspect" "13a1f02987cf4ac3f9dca16e8a8cb8254b906a71beb0677ef0042e91af21a32a"`
Dec 19 15:23:15.530 INFO running `"docker" "rm" "-f" "13a1f02987cf4ac3f9dca16e8a8cb8254b906a71beb0677ef0042e91af21a32a"`
Dec 19 15:23:15.847 INFO [stdout] 13a1f02987cf4ac3f9dca16e8a8cb8254b906a71beb0677ef0042e91af21a32a