[INFO] updating cached repository jgallagher/building_time
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jgallagher/building_time
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jgallagher/building_time" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/jgallagher/building_time"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/jgallagher/building_time'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jgallagher/building_time" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/jgallagher/building_time"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/jgallagher/building_time'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4a17adf6d3c8a1fa1273a29bbf8fc8165e061d1b
[INFO] sha for GitHub repo jgallagher/building_time: 4a17adf6d3c8a1fa1273a29bbf8fc8165e061d1b
[INFO] validating manifest of jgallagher/building_time on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jgallagher/building_time on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jgallagher/building_time
[INFO] finished frobbing jgallagher/building_time
[INFO] frobbed toml for jgallagher/building_time written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/jgallagher/building_time/Cargo.toml
[INFO] started frobbing jgallagher/building_time
[INFO] finished frobbing jgallagher/building_time
[INFO] frobbed toml for jgallagher/building_time written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/jgallagher/building_time/Cargo.toml
[INFO] crate jgallagher/building_time already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/alexcrichton/gcc-rs`
[INFO] [stderr] error: no matching package named `gcc` found
[INFO] [stderr] location searched: https://github.com/alexcrichton/gcc-rs
[INFO] [stderr] perhaps you meant: cc
[INFO] [stderr] required by package `time v0.0.1 (https://github.com/rust-lang/time#f8c6b514)`
[INFO] [stderr]     ... which is depended on by `mytime v0.0.1 (/mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/jgallagher/building_time)`
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed