[INFO] cloning repository cristicbz/docker-fail
[INFO] running `"git" "clone" "--bare" "git://github.com/cristicbz/docker-fail.git" "work/cache/sources/gh/cristicbz/docker-fail"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/cristicbz/docker-fail'...
[INFO] running `"git" "clone" "work/cache/sources/gh/cristicbz/docker-fail" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/cristicbz/docker-fail"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/cristicbz/docker-fail'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cristicbz/docker-fail" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/cristicbz/docker-fail"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/cristicbz/docker-fail'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9a3b5084a24e0c3617ee82afe42029023822781e
[INFO] sha for GitHub repo cristicbz/docker-fail: 9a3b5084a24e0c3617ee82afe42029023822781e
[INFO] validating manifest of cristicbz/docker-fail on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cristicbz/docker-fail on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cristicbz/docker-fail
[INFO] removed path dependency libby from cristicbz/docker-fail
[INFO] finished frobbing cristicbz/docker-fail
[INFO] frobbed toml for cristicbz/docker-fail written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/cristicbz/docker-fail/Cargo.toml
[INFO] started frobbing cristicbz/docker-fail
[INFO] removed path dependency libby from cristicbz/docker-fail
[INFO] finished frobbing cristicbz/docker-fail
[INFO] frobbed toml for cristicbz/docker-fail written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/cristicbz/docker-fail/Cargo.toml
[INFO] crate cristicbz/docker-fail already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: no matching package named `libby` found
[INFO] [stderr] location searched: registry `https://github.com/rust-lang/crates.io-index`
[INFO] [stderr] required by package `docker-fail v0.1.0 (/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/cristicbz/docker-fail)`
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed