[INFO] updating cached repository udtrokia/ethereum-key
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/udtrokia/ethereum-key
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/udtrokia/ethereum-key" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/udtrokia/ethereum-key"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/udtrokia/ethereum-key'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/udtrokia/ethereum-key" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/udtrokia/ethereum-key"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/udtrokia/ethereum-key'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8ab285280aef5e5aef300c430b55640c497cab46
[INFO] sha for GitHub repo udtrokia/ethereum-key: 8ab285280aef5e5aef300c430b55640c497cab46
[INFO] validating manifest of udtrokia/ethereum-key on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of udtrokia/ethereum-key on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing udtrokia/ethereum-key
[INFO] removed path dependency ethkey from udtrokia/ethereum-key
[INFO] finished frobbing udtrokia/ethereum-key
[INFO] frobbed toml for udtrokia/ethereum-key written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/udtrokia/ethereum-key/Cargo.toml
[INFO] started frobbing udtrokia/ethereum-key
[INFO] removed path dependency ethkey from udtrokia/ethereum-key
[INFO] finished frobbing udtrokia/ethereum-key
[INFO] frobbed toml for udtrokia/ethereum-key written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/udtrokia/ethereum-key/Cargo.toml
[INFO] crate udtrokia/ethereum-key already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `ethkey = "^0.3.0"`
[INFO] [stderr]   candidate versions found which didn't match: 0.2.5, 0.2.4, 0.2.3, ...
[INFO] [stderr]   location searched: crates.io index
[INFO] [stderr] required by package `ethereum-key v0.1.0 (/mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/udtrokia/ethereum-key)`
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed