[INFO] updating cached repository Nixes/PingGraph [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Nixes/PingGraph [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Nixes/PingGraph" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/Nixes/PingGraph"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/Nixes/PingGraph'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Nixes/PingGraph" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/Nixes/PingGraph"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/Nixes/PingGraph'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2b8c64ad4c4a999482ff4dd3d48b8109262730a4 [INFO] sha for GitHub repo Nixes/PingGraph: 2b8c64ad4c4a999482ff4dd3d48b8109262730a4 [INFO] validating manifest of Nixes/PingGraph on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Nixes/PingGraph on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Nixes/PingGraph [INFO] finished frobbing Nixes/PingGraph [INFO] frobbed toml for Nixes/PingGraph written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/Nixes/PingGraph/Cargo.toml [INFO] started frobbing Nixes/PingGraph [INFO] finished frobbing Nixes/PingGraph [INFO] frobbed toml for Nixes/PingGraph written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/Nixes/PingGraph/Cargo.toml [INFO] crate Nixes/PingGraph has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on the registry index [INFO] [stderr] Updating git repository `https://github.com/Nixes/rust_plot` [INFO] [stderr] error: failed to load source for a dependency on `rust_plot` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] Unable to update https://github.com/Nixes/rust_plot#0530a727 [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] revspec '0530a7270e031ae8ca5bd8f243a01a72b44380d2' not found; class=Reference (4); code=NotFound (-3) [ERROR] this task or one of its parent failed! [ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed