Dec 19 10:34:26.737 INFO checking quelledanielle/rusty_chip against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 10:34:26.737 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/quelledanielle/rusty_chip:/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 10:34:27.263 INFO [stdout] 23b37c2f66b6ac65827e7b3f2c1dde3e6ed2571fe65fec36c980fb8cfc141d72
Dec 19 10:34:27.266 INFO running `"docker" "start" "-a" "23b37c2f66b6ac65827e7b3f2c1dde3e6ed2571fe65fec36c980fb8cfc141d72"`
Dec 19 10:34:29.356 INFO [stderr]     Checking rand v0.4.2
Dec 19 10:34:30.773 INFO [stderr]     Checking rand v0.3.22
Dec 19 10:34:31.010 INFO [stderr]     Checking rusty_chip v0.1.0 (/opt/crater/workdir)
Dec 19 10:34:33.306 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.01s
Dec 19 10:34:34.226 INFO running `"docker" "inspect" "23b37c2f66b6ac65827e7b3f2c1dde3e6ed2571fe65fec36c980fb8cfc141d72"`
Dec 19 10:34:34.438 INFO running `"docker" "rm" "-f" "23b37c2f66b6ac65827e7b3f2c1dde3e6ed2571fe65fec36c980fb8cfc141d72"`
Dec 19 10:34:34.712 INFO [stdout] 23b37c2f66b6ac65827e7b3f2c1dde3e6ed2571fe65fec36c980fb8cfc141d72