[INFO] cloning repository zheguang/rtree
[INFO] running `"git" "clone" "--bare" "git://github.com/zheguang/rtree.git" "work/cache/sources/gh/zheguang/rtree"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/zheguang/rtree'...
[INFO] running `"git" "clone" "work/cache/sources/gh/zheguang/rtree" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/zheguang/rtree"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/zheguang/rtree'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zheguang/rtree" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/zheguang/rtree"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/zheguang/rtree'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 478351a238bc1e3e392ca88746f1740ffa6e7dd5
[INFO] sha for GitHub repo zheguang/rtree: 478351a238bc1e3e392ca88746f1740ffa6e7dd5
[INFO] validating manifest of zheguang/rtree on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zheguang/rtree on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zheguang/rtree
[INFO] finished frobbing zheguang/rtree
[INFO] frobbed toml for zheguang/rtree written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/zheguang/rtree/Cargo.toml
[INFO] started frobbing zheguang/rtree
[INFO] finished frobbing zheguang/rtree
[INFO] frobbed toml for zheguang/rtree written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/zheguang/rtree/Cargo.toml
[INFO] crate zheguang/rtree has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/zheguang/rtree/Cargo.lock needs to be updated but --locked was passed to prevent this
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed