Dec 19 21:07:23.797 INFO checking ablanleuil/rust_shaun against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 21:07:23.797 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/ablanleuil/rust_shaun:/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 21:07:24.329 INFO [stdout] 5d4548da4e264d3307871a58486c5ce87855f834702b54fb7d777ec08a098514
Dec 19 21:07:24.331 INFO running `"docker" "start" "-a" "5d4548da4e264d3307871a58486c5ce87855f834702b54fb7d777ec08a098514"`
Dec 19 21:07:25.890 INFO [stderr]    Compiling syn v0.15.20
Dec 19 21:07:33.795 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 19 21:07:46.193 INFO [stderr]     Checking shaun v0.4.2 (/opt/crater/workdir)
Dec 19 21:07:49.864 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.04s
Dec 19 21:07:50.578 INFO running `"docker" "inspect" "5d4548da4e264d3307871a58486c5ce87855f834702b54fb7d777ec08a098514"`
Dec 19 21:07:50.894 INFO running `"docker" "rm" "-f" "5d4548da4e264d3307871a58486c5ce87855f834702b54fb7d777ec08a098514"`
Dec 19 21:07:51.204 INFO [stdout] 5d4548da4e264d3307871a58486c5ce87855f834702b54fb7d777ec08a098514