Dec 19 13:56:54.693 INFO checking kw-udon/succinct_tree against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:56:54.693 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/kw-udon/succinct_tree:/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 13:56:54.867 INFO [stdout] ba59b3384de7e4c5e28396c09d063ab45b706db32c51ecdbc56e55d0872ceaa6
Dec 19 13:56:54.869 INFO running `"docker" "start" "-a" "ba59b3384de7e4c5e28396c09d063ab45b706db32c51ecdbc56e55d0872ceaa6"`
Dec 19 13:56:55.780 INFO [stderr]     Checking succinct_tree v0.1.0 (/opt/crater/workdir)
Dec 19 13:56:55.968 INFO [stderr] warning: unused import: `std::mem::size_of`
Dec 19 13:56:55.968 INFO [stderr]  --> src/main.rs:7:5
Dec 19 13:56:55.968 INFO [stderr]   |
Dec 19 13:56:55.968 INFO [stderr] 7 | use std::mem::size_of;
Dec 19 13:56:55.968 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 13:56:55.968 INFO [stderr]   |
Dec 19 13:56:55.968 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:56:55.968 INFO [stderr] 
Dec 19 13:56:55.992 INFO [stderr] warning: unused import: `std::mem::size_of`
Dec 19 13:56:55.992 INFO [stderr]  --> src/main.rs:7:5
Dec 19 13:56:55.992 INFO [stderr]   |
Dec 19 13:56:55.992 INFO [stderr] 7 | use std::mem::size_of;
Dec 19 13:56:55.992 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 13:56:55.992 INFO [stderr]   |
Dec 19 13:56:55.992 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:56:55.992 INFO [stderr] 
Dec 19 13:56:56.336 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Dec 19 13:56:56.999 INFO running `"docker" "inspect" "ba59b3384de7e4c5e28396c09d063ab45b706db32c51ecdbc56e55d0872ceaa6"`
Dec 19 13:56:57.328 INFO running `"docker" "rm" "-f" "ba59b3384de7e4c5e28396c09d063ab45b706db32c51ecdbc56e55d0872ceaa6"`
Dec 19 13:56:57.660 INFO [stdout] ba59b3384de7e4c5e28396c09d063ab45b706db32c51ecdbc56e55d0872ceaa6