Dec 19 20:09:35.245 INFO checking ayazhafiz/crystal-ah against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:09:35.245 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:09:35.510 INFO [stdout] b53242bd6ce54db0148e491a3baecd12105ca86c7759e5d09fa585a1bea178ae
Dec 19 20:09:35.513 INFO running `"docker" "start" "-a" "b53242bd6ce54db0148e491a3baecd12105ca86c7759e5d09fa585a1bea178ae"`
Dec 19 20:09:36.055 INFO [stderr]     Checking nix v0.5.1
Dec 19 20:09:38.766 INFO [stderr]     Checking rustyline v1.0.0
Dec 19 20:09:39.589 INFO [stderr]     Checking rcalc v0.1.2
Dec 19 20:09:39.936 INFO [stderr]     Checking site v0.1.0 (/opt/crater/workdir)
Dec 19 20:09:40.172 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.14s
Dec 19 20:09:40.534 INFO running `"docker" "inspect" "b53242bd6ce54db0148e491a3baecd12105ca86c7759e5d09fa585a1bea178ae"`
Dec 19 20:09:40.662 INFO running `"docker" "rm" "-f" "b53242bd6ce54db0148e491a3baecd12105ca86c7759e5d09fa585a1bea178ae"`
Dec 19 20:09:40.861 INFO [stdout] b53242bd6ce54db0148e491a3baecd12105ca86c7759e5d09fa585a1bea178ae