Dec 18 01:44:03.832 INFO checking data-pup/cargo-metadata-exercise against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 01:44:03.833 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/gh/data-pup/cargo-metadata-exercise:/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 01:44:04.390 INFO [stdout] 8be4a34125a9f5186f52c554fad506cf169e2bfe6e47c88c9135ebc886bd9b7b
Dec 18 01:44:04.393 INFO running `"docker" "start" "-a" "8be4a34125a9f5186f52c554fad506cf169e2bfe6e47c88c9135ebc886bd9b7b"`
Dec 18 01:44:06.172 INFO [stderr]     Checking semver v0.9.0
Dec 18 01:44:06.172 INFO [stderr]    Compiling syn v0.14.9
Dec 18 01:44:06.172 INFO [stderr]     Checking error-chain v0.12.0
Dec 18 01:44:16.472 INFO [stderr]    Compiling serde_derive v1.0.76
Dec 18 01:44:30.071 INFO [stderr]     Checking cargo_metadata v0.6.0
Dec 18 01:44:31.632 INFO [stderr]     Checking cargo-metadata-ex v0.1.0 (/opt/crater/workdir)
Dec 18 01:44:34.288 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.22s
Dec 18 01:44:35.008 INFO running `"docker" "inspect" "8be4a34125a9f5186f52c554fad506cf169e2bfe6e47c88c9135ebc886bd9b7b"`
Dec 18 01:44:35.244 INFO running `"docker" "rm" "-f" "8be4a34125a9f5186f52c554fad506cf169e2bfe6e47c88c9135ebc886bd9b7b"`
Dec 18 01:44:35.476 INFO [stdout] 8be4a34125a9f5186f52c554fad506cf169e2bfe6e47c88c9135ebc886bd9b7b