Dec 18 07:04:16.225 INFO checking JonLeeCon/zbtcount against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 07:04:16.225 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/JonLeeCon/zbtcount:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:04:16.374 INFO [stdout] 6001f99dc668cd9a5c66e14ca21866a35641e08142c3ac549bd99143fb70e34d
Dec 18 07:04:16.377 INFO running `"docker" "start" "-a" "6001f99dc668cd9a5c66e14ca21866a35641e08142c3ac549bd99143fb70e34d"`
Dec 18 07:04:16.963 INFO [stderr]     Checking backtrace v0.3.2
Dec 18 07:04:17.333 INFO [stderr]     Checking error-chain v0.10.0
Dec 18 07:04:17.744 INFO [stderr]     Checking zbtcount v0.1.0 (/opt/crater/workdir)
Dec 18 07:04:18.072 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
Dec 18 07:04:18.328 INFO running `"docker" "inspect" "6001f99dc668cd9a5c66e14ca21866a35641e08142c3ac549bd99143fb70e34d"`
Dec 18 07:04:18.476 INFO running `"docker" "rm" "-f" "6001f99dc668cd9a5c66e14ca21866a35641e08142c3ac549bd99143fb70e34d"`
Dec 18 07:04:18.756 INFO [stdout] 6001f99dc668cd9a5c66e14ca21866a35641e08142c3ac549bd99143fb70e34d