[INFO] updating cached repository shadowmint/rust-pup
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shadowmint/rust-pup
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shadowmint/rust-pup" "work/ex/beta-1.38-1/sources/1.37.0/gh/shadowmint/rust-pup"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/shadowmint/rust-pup'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shadowmint/rust-pup" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shadowmint/rust-pup"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shadowmint/rust-pup'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  46% (9301/19843)   
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Checking out files: 100% (19843/19843), done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b65957fbfca9b76ce98a91952c686d305b7758ad
[INFO] sha for GitHub repo shadowmint/rust-pup: b65957fbfca9b76ce98a91952c686d305b7758ad
[INFO] validating manifest of shadowmint/rust-pup 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 shadowmint/rust-pup 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 shadowmint/rust-pup
[INFO] removed path dependency pup-main from shadowmint/rust-pup
[INFO] finished frobbing shadowmint/rust-pup
[INFO] frobbed toml for shadowmint/rust-pup written to work/ex/beta-1.38-1/sources/1.37.0/gh/shadowmint/rust-pup/Cargo.toml
[INFO] started frobbing shadowmint/rust-pup
[INFO] removed path dependency pup-main from shadowmint/rust-pup
[INFO] finished frobbing shadowmint/rust-pup
[INFO] frobbed toml for shadowmint/rust-pup written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shadowmint/rust-pup/Cargo.toml
[INFO] crate shadowmint/rust-pup 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 `pup-main` found
[INFO] [stderr] location searched: registry `https://github.com/rust-lang/crates.io-index`
[INFO] [stderr] required by package `pup v0.1.0 (/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/shadowmint/rust-pup)`
[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