Dec 18 11:46:52.239 INFO checking rust-on-rails-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:46:52.239 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/rust-on-rails/0.1.0:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:46:52.441 INFO [stdout] a308544abb2cc33f08b73fb5d72e0059a73569980b07dfbcf22ffadc19d7c33c
Dec 18 11:46:52.446 INFO running `"docker" "start" "-a" "a308544abb2cc33f08b73fb5d72e0059a73569980b07dfbcf22ffadc19d7c33c"`
Dec 18 11:46:53.336 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 18 11:46:53.336 INFO [stderr]     Checking rust-on-rails v0.1.0 (/opt/crater/workdir)
Dec 18 11:46:53.829 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
Dec 18 11:46:54.304 INFO running `"docker" "inspect" "a308544abb2cc33f08b73fb5d72e0059a73569980b07dfbcf22ffadc19d7c33c"`
Dec 18 11:46:54.417 INFO running `"docker" "rm" "-f" "a308544abb2cc33f08b73fb5d72e0059a73569980b07dfbcf22ffadc19d7c33c"`
Dec 18 11:46:54.581 INFO [stdout] a308544abb2cc33f08b73fb5d72e0059a73569980b07dfbcf22ffadc19d7c33c