[INFO] cloning repository paritytech/parity-codec
[INFO] running `"git" "clone" "--bare" "git://github.com/paritytech/parity-codec.git" "work/cache/sources/gh/paritytech/parity-codec"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/paritytech/parity-codec'...
[INFO] running `"git" "clone" "work/cache/sources/gh/paritytech/parity-codec" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/paritytech/parity-codec"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/paritytech/parity-codec'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/paritytech/parity-codec" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/paritytech/parity-codec"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/paritytech/parity-codec'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f248552d0622d1dcd4bf14972344ae1024ee0f75
[INFO] sha for GitHub repo paritytech/parity-codec: f248552d0622d1dcd4bf14972344ae1024ee0f75
[INFO] validating manifest of paritytech/parity-codec on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of paritytech/parity-codec on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing paritytech/parity-codec
[INFO] removed workspace from paritytech/parity-codec
[INFO] removed path dependency parity-scale-codec-derive from paritytech/parity-codec
[INFO] removed path dependency parity-scale-codec-derive from paritytech/parity-codec
[INFO] finished frobbing paritytech/parity-codec
[INFO] frobbed toml for paritytech/parity-codec written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/paritytech/parity-codec/Cargo.toml
[INFO] started frobbing paritytech/parity-codec
[INFO] removed workspace from paritytech/parity-codec
[INFO] removed path dependency parity-scale-codec-derive from paritytech/parity-codec
[INFO] removed path dependency parity-scale-codec-derive from paritytech/parity-codec
[INFO] finished frobbing paritytech/parity-codec
[INFO] frobbed toml for paritytech/parity-codec written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/paritytech/parity-codec/Cargo.toml
[INFO] crate paritytech/parity-codec already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: no matching package named `parity-scale-codec-derive` found
[INFO] [stderr] location searched: registry `https://github.com/rust-lang/crates.io-index`
[INFO] [stderr] required by package `parity-scale-codec v1.0.0 (/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/paritytech/parity-codec)`
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed