[INFO] updating cached repository ngeretto/rust-whois
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ngeretto/rust-whois
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ngeretto/rust-whois" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ngeretto/rust-whois"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ngeretto/rust-whois'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ngeretto/rust-whois" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/ngeretto/rust-whois"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/ngeretto/rust-whois'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 015a2b9427a78264ec7ad76a8819577b15f66f2e
[INFO] sha for GitHub repo ngeretto/rust-whois: 015a2b9427a78264ec7ad76a8819577b15f66f2e
[INFO] validating manifest of ngeretto/rust-whois on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ngeretto/rust-whois on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ngeretto/rust-whois
[INFO] finished frobbing ngeretto/rust-whois
[INFO] frobbed toml for ngeretto/rust-whois written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ngeretto/rust-whois/Cargo.toml
[INFO] started frobbing ngeretto/rust-whois
[INFO] finished frobbing ngeretto/rust-whois
[INFO] frobbed toml for ngeretto/rust-whois written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/ngeretto/rust-whois/Cargo.toml
[INFO] crate ngeretto/rust-whois already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ngeretto/rust-whois against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-0/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ngeretto/rust-whois:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 20c86904e5a4ac97f8eb4b6f1184ad7e92b043e0765cdcf59975d51ffc8c408b
[INFO] running `"docker" "start" "-a" "20c86904e5a4ac97f8eb4b6f1184ad7e92b043e0765cdcf59975d51ffc8c408b"`
[INFO] [stderr]     Checking docopt v1.0.2
[INFO] [stderr]     Checking rust-whois v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `"docker" "inspect" "20c86904e5a4ac97f8eb4b6f1184ad7e92b043e0765cdcf59975d51ffc8c408b"`
[INFO] running `"docker" "rm" "-f" "20c86904e5a4ac97f8eb4b6f1184ad7e92b043e0765cdcf59975d51ffc8c408b"`
[INFO] [stdout] 20c86904e5a4ac97f8eb4b6f1184ad7e92b043e0765cdcf59975d51ffc8c408b