Dec 18 03:38:37.603 INFO checking ayazhafiz/crystal-ah against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 03:38:37.603 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/ayazhafiz/crystal-ah:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 03:38:38.010 INFO [stdout] 521923936b8bbcc7a5557ab3987defc01d97060970d3e0d682875dfae3e7fef1
Dec 18 03:38:38.012 INFO running `"docker" "start" "-a" "521923936b8bbcc7a5557ab3987defc01d97060970d3e0d682875dfae3e7fef1"`
Dec 18 03:38:39.496 INFO [stderr]     Checking nix v0.5.1
Dec 18 03:38:42.396 INFO [stderr]     Checking rustyline v1.0.0
Dec 18 03:38:43.228 INFO [stderr]     Checking rcalc v0.1.2
Dec 18 03:38:43.625 INFO [stderr]     Checking site v0.1.0 (/opt/crater/workdir)
Dec 18 03:38:44.049 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.58s
Dec 18 03:38:44.448 INFO running `"docker" "inspect" "521923936b8bbcc7a5557ab3987defc01d97060970d3e0d682875dfae3e7fef1"`
Dec 18 03:38:44.590 INFO running `"docker" "rm" "-f" "521923936b8bbcc7a5557ab3987defc01d97060970d3e0d682875dfae3e7fef1"`
Dec 18 03:38:44.956 INFO [stdout] 521923936b8bbcc7a5557ab3987defc01d97060970d3e0d682875dfae3e7fef1