[INFO] updating cached repository D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/D0tR4ck3t33r/basic_rust_xlib_wm" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/D0tR4ck3t33r/basic_rust_xlib_wm"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/D0tR4ck3t33r/basic_rust_xlib_wm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/D0tR4ck3t33r/basic_rust_xlib_wm" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/D0tR4ck3t33r/basic_rust_xlib_wm"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/D0tR4ck3t33r/basic_rust_xlib_wm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fb334728444e9c8fdb6af203fd4ba993edbbfdd1
[INFO] sha for GitHub repo D0tR4ck3t33r/basic_rust_xlib_wm: fb334728444e9c8fdb6af203fd4ba993edbbfdd1
[INFO] validating manifest of D0tR4ck3t33r/basic_rust_xlib_wm on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of D0tR4ck3t33r/basic_rust_xlib_wm on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] finished frobbing D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] frobbed toml for D0tR4ck3t33r/basic_rust_xlib_wm written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/D0tR4ck3t33r/basic_rust_xlib_wm/Cargo.toml
[INFO] started frobbing D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] finished frobbing D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] frobbed toml for D0tR4ck3t33r/basic_rust_xlib_wm written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/D0tR4ck3t33r/basic_rust_xlib_wm/Cargo.toml
[INFO] crate D0tR4ck3t33r/basic_rust_xlib_wm has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/D0tR4ck3t33r/basic_rust_xlib_wm/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" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed