[INFO] updating cached repository mhogrefe/rust-wheels
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mhogrefe/rust-wheels
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mhogrefe/rust-wheels" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/mhogrefe/rust-wheels"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/mhogrefe/rust-wheels'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mhogrefe/rust-wheels" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/mhogrefe/rust-wheels"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/mhogrefe/rust-wheels'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cd564e2e6c71d9413d9b49ec828da579840f3703
[INFO] sha for GitHub repo mhogrefe/rust-wheels: cd564e2e6c71d9413d9b49ec828da579840f3703
[INFO] validating manifest of mhogrefe/rust-wheels on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mhogrefe/rust-wheels on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mhogrefe/rust-wheels
[INFO] removed path dependency malachite-base from mhogrefe/rust-wheels
[INFO] removed path dependency malachite-nz from mhogrefe/rust-wheels
[INFO] finished frobbing mhogrefe/rust-wheels
[INFO] frobbed toml for mhogrefe/rust-wheels written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/mhogrefe/rust-wheels/Cargo.toml
[INFO] started frobbing mhogrefe/rust-wheels
[INFO] removed path dependency malachite-base from mhogrefe/rust-wheels
[INFO] removed path dependency malachite-nz from mhogrefe/rust-wheels
[INFO] finished frobbing mhogrefe/rust-wheels
[INFO] frobbed toml for mhogrefe/rust-wheels written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/mhogrefe/rust-wheels/Cargo.toml
[INFO] crate mhogrefe/rust-wheels already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: no matching package named `malachite-base` found
[INFO] [stderr] location searched: registry `https://github.com/rust-lang/crates.io-index`
[INFO] [stderr] required by package `rust-wheels v0.1.0 (/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/mhogrefe/rust-wheels)`
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed