[INFO] updating cached repository rustyhorde/git-box
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rustyhorde/git-box
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rustyhorde/git-box" "work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/rustyhorde/git-box"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/rustyhorde/git-box'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rustyhorde/git-box" "work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/rustyhorde/git-box"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/rustyhorde/git-box'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7d787868b75142e73f6b47a0671ac89539f2c995
[INFO] sha for GitHub repo rustyhorde/git-box: 7d787868b75142e73f6b47a0671ac89539f2c995
[INFO] validating manifest of rustyhorde/git-box on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustyhorde/git-box on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustyhorde/git-box
[INFO] removed path dependency hyper from rustyhorde/git-box
[INFO] removed path dependency url_open from rustyhorde/git-box
[INFO] finished frobbing rustyhorde/git-box
[INFO] frobbed toml for rustyhorde/git-box written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/rustyhorde/git-box/Cargo.toml
[INFO] started frobbing rustyhorde/git-box
[INFO] removed path dependency hyper from rustyhorde/git-box
[INFO] removed path dependency url_open from rustyhorde/git-box
[INFO] finished frobbing rustyhorde/git-box
[INFO] frobbed toml for rustyhorde/git-box written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/rustyhorde/git-box/Cargo.toml
[INFO] crate rustyhorde/git-box has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: no matching package named `url_open` found
[INFO] [stderr] location searched: registry `https://github.com/rust-lang/crates.io-index`
[INFO] [stderr] required by package `git-box v0.2.1-pre (/mnt/big/crater/work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/rustyhorde/git-box)`
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed