[INFO] updating cached repository data-pup/cargo-metadata-exercise
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/data-pup/cargo-metadata-exercise
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/data-pup/cargo-metadata-exercise" "work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/data-pup/cargo-metadata-exercise"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/data-pup/cargo-metadata-exercise'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/data-pup/cargo-metadata-exercise" "work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/data-pup/cargo-metadata-exercise"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/data-pup/cargo-metadata-exercise'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 756fc3afe4e803d5bfd37de7d60ba1d616657ede
[INFO] sha for GitHub repo data-pup/cargo-metadata-exercise: 756fc3afe4e803d5bfd37de7d60ba1d616657ede
[INFO] validating manifest of data-pup/cargo-metadata-exercise on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of data-pup/cargo-metadata-exercise on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing data-pup/cargo-metadata-exercise
[INFO] finished frobbing data-pup/cargo-metadata-exercise
[INFO] frobbed toml for data-pup/cargo-metadata-exercise written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/data-pup/cargo-metadata-exercise/Cargo.toml
[INFO] started frobbing data-pup/cargo-metadata-exercise
[INFO] finished frobbing data-pup/cargo-metadata-exercise
[INFO] frobbed toml for data-pup/cargo-metadata-exercise written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/data-pup/cargo-metadata-exercise/Cargo.toml
[INFO] crate data-pup/cargo-metadata-exercise already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking data-pup/cargo-metadata-exercise against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-6/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/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" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a598044e7366f48a76ddb02a418734df6e73b5238a913a850fe8700f8df3e56a
[INFO] running `"docker" "start" "-a" "a598044e7366f48a76ddb02a418734df6e73b5238a913a850fe8700f8df3e56a"`
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking cargo_metadata v0.6.0
[INFO] [stderr]     Checking cargo-metadata-ex v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.70s
[INFO] running `"docker" "inspect" "a598044e7366f48a76ddb02a418734df6e73b5238a913a850fe8700f8df3e56a"`
[INFO] running `"docker" "rm" "-f" "a598044e7366f48a76ddb02a418734df6e73b5238a913a850fe8700f8df3e56a"`
[INFO] [stdout] a598044e7366f48a76ddb02a418734df6e73b5238a913a850fe8700f8df3e56a