[INFO] updating cached repository romanz/sequoia
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/romanz/sequoia
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/romanz/sequoia" "work/ex/beta-1.38-1/sources/1.37.0/gh/romanz/sequoia"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/romanz/sequoia'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/romanz/sequoia" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/romanz/sequoia"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/romanz/sequoia'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5d0b213ecb6317468a53188eab59e5f57c7ef964
[INFO] sha for GitHub repo romanz/sequoia: 5d0b213ecb6317468a53188eab59e5f57c7ef964
[INFO] validating manifest of romanz/sequoia on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of romanz/sequoia on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing romanz/sequoia
[INFO] removed workspace from romanz/sequoia
[INFO] removed path dependency buffered-reader from romanz/sequoia
[INFO] removed path dependency sequoia-core from romanz/sequoia
[INFO] removed path dependency sequoia-ffi from romanz/sequoia
[INFO] removed path dependency sequoia-ffi-macros from romanz/sequoia
[INFO] removed path dependency sequoia-guide from romanz/sequoia
[INFO] removed path dependency sequoia-ipc from romanz/sequoia
[INFO] removed path dependency sequoia-net from romanz/sequoia
[INFO] removed path dependency sequoia-openpgp from romanz/sequoia
[INFO] removed path dependency sequoia-openpgp-ffi from romanz/sequoia
[INFO] removed path dependency sequoia-rfc2822 from romanz/sequoia
[INFO] removed path dependency sequoia-sqv from romanz/sequoia
[INFO] removed path dependency sequoia-store from romanz/sequoia
[INFO] removed path dependency sequoia-tool from romanz/sequoia
[INFO] finished frobbing romanz/sequoia
[INFO] frobbed toml for romanz/sequoia written to work/ex/beta-1.38-1/sources/1.37.0/gh/romanz/sequoia/Cargo.toml
[INFO] started frobbing romanz/sequoia
[INFO] removed workspace from romanz/sequoia
[INFO] removed path dependency buffered-reader from romanz/sequoia
[INFO] removed path dependency sequoia-core from romanz/sequoia
[INFO] removed path dependency sequoia-ffi from romanz/sequoia
[INFO] removed path dependency sequoia-ffi-macros from romanz/sequoia
[INFO] removed path dependency sequoia-guide from romanz/sequoia
[INFO] removed path dependency sequoia-ipc from romanz/sequoia
[INFO] removed path dependency sequoia-net from romanz/sequoia
[INFO] removed path dependency sequoia-openpgp from romanz/sequoia
[INFO] removed path dependency sequoia-openpgp-ffi from romanz/sequoia
[INFO] removed path dependency sequoia-rfc2822 from romanz/sequoia
[INFO] removed path dependency sequoia-sqv from romanz/sequoia
[INFO] removed path dependency sequoia-store from romanz/sequoia
[INFO] removed path dependency sequoia-tool from romanz/sequoia
[INFO] finished frobbing romanz/sequoia
[INFO] frobbed toml for romanz/sequoia written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/romanz/sequoia/Cargo.toml
[INFO] crate romanz/sequoia already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: no matching package named `sequoia-core` found
[INFO] [stderr] location searched: registry `https://github.com/rust-lang/crates.io-index`
[INFO] [stderr] required by package `sequoia v0.7.0 (/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/romanz/sequoia)`
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed