[INFO] cloning repository pansen/sanchez
[INFO] running `"git" "clone" "--bare" "git://github.com/pansen/sanchez.git" "work/cache/sources/gh/pansen/sanchez"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/pansen/sanchez'...
[INFO] running `"git" "clone" "work/cache/sources/gh/pansen/sanchez" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/pansen/sanchez"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/pansen/sanchez'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pansen/sanchez" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/pansen/sanchez"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/pansen/sanchez'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bd41d3d12d1eaa9038280d2634d6b180023d50aa
[INFO] sha for GitHub repo pansen/sanchez: bd41d3d12d1eaa9038280d2634d6b180023d50aa
[INFO] validating manifest of pansen/sanchez on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pansen/sanchez on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pansen/sanchez
[INFO] finished frobbing pansen/sanchez
[INFO] frobbed toml for pansen/sanchez written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/pansen/sanchez/Cargo.toml
[INFO] started frobbing pansen/sanchez
[INFO] finished frobbing pansen/sanchez
[INFO] frobbed toml for pansen/sanchez written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/pansen/sanchez/Cargo.toml
[INFO] crate pansen/sanchez already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/slapresta/rust-dotenv`
[INFO] [stderr] error: failed to load source for a dependency on `dotenv`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/slapresta/rust-dotenv#232c6f57
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to clone into: /mnt/big/crater/work/local/cargo-home/git/db/rust-dotenv-32847bc2dfd29c43
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to authenticate when downloading repository
[INFO] [stderr] attempted to find username/password via git's `credential.helper` support, but failed
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to acquire username/password from local configuration
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed