[INFO] updating cached repository killercup/clap-man-demo [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/killercup/clap-man-demo [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/killercup/clap-man-demo" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/killercup/clap-man-demo"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/killercup/clap-man-demo'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/killercup/clap-man-demo" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/killercup/clap-man-demo"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/killercup/clap-man-demo'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c2795d0595ed4ad930d1d4ee49a4fe45d0c880de [INFO] sha for GitHub repo killercup/clap-man-demo: c2795d0595ed4ad930d1d4ee49a4fe45d0c880de [INFO] validating manifest of killercup/clap-man-demo on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of killercup/clap-man-demo on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing killercup/clap-man-demo [INFO] finished frobbing killercup/clap-man-demo [INFO] frobbed toml for killercup/clap-man-demo written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/killercup/clap-man-demo/Cargo.toml [INFO] started frobbing killercup/clap-man-demo [INFO] finished frobbing killercup/clap-man-demo [INFO] frobbed toml for killercup/clap-man-demo written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/killercup/clap-man-demo/Cargo.toml [INFO] crate killercup/clap-man-demo already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating git repository `https://github.com/rust-clique/man` [INFO] [stderr] error: failed to load source for a dependency on `man` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] Unable to update https://github.com/rust-clique/man?branch=declap#a8ba1a73 [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] revspec 'a8ba1a73dc7868802d6e834144795393d8bd367a' not found; class=Reference (4); code=NotFound (-3) [ERROR] this task or one of its parent failed! [ERROR] command `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed