[INFO] cloning repository chyyran/conmux
[INFO] running `"git" "clone" "--bare" "git://github.com/chyyran/conmux.git" "work/cache/sources/gh/chyyran/conmux"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/chyyran/conmux'...
[INFO] running `"git" "clone" "work/cache/sources/gh/chyyran/conmux" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/chyyran/conmux"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/chyyran/conmux'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chyyran/conmux" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/chyyran/conmux"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/chyyran/conmux'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b998ac5ca553c45056f9bfb965d1ef5dd3a292a8
[INFO] sha for GitHub repo chyyran/conmux: b998ac5ca553c45056f9bfb965d1ef5dd3a292a8
[INFO] validating manifest of chyyran/conmux on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chyyran/conmux on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chyyran/conmux
[INFO] finished frobbing chyyran/conmux
[INFO] frobbed toml for chyyran/conmux written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/chyyran/conmux/Cargo.toml
[INFO] started frobbing chyyran/conmux
[INFO] finished frobbing chyyran/conmux
[INFO] frobbed toml for chyyran/conmux written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/chyyran/conmux/Cargo.toml
[INFO] crate chyyran/conmux already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/davidhewitt/winapi-rs.git`
[INFO] [stderr] error: failed to resolve patches for `https://github.com/rust-lang/crates.io-index`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to load source for a dependency on `winapi`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/davidhewitt/winapi-rs.git?branch=conpty#171c5a99
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   revspec '171c5a99260322b7d0ad8751ce0f5fd59b6778aa' not found; class=Reference (4); code=NotFound (-3)
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed