[INFO] fetching crate sphinx_replay_cache 0.0.3...
[INFO] extracting crate sphinx_replay_cache 0.0.3 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/sphinx_replay_cache/0.0.3
[INFO] extracting crate sphinx_replay_cache 0.0.3 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/sphinx_replay_cache/0.0.3
[INFO] validating manifest of sphinx_replay_cache-0.0.3 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 sphinx_replay_cache-0.0.3 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 sphinx_replay_cache-0.0.3
[INFO] finished frobbing sphinx_replay_cache-0.0.3
[INFO] frobbed toml for sphinx_replay_cache-0.0.3 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/sphinx_replay_cache/0.0.3/Cargo.toml
[INFO] started frobbing sphinx_replay_cache-0.0.3
[INFO] finished frobbing sphinx_replay_cache-0.0.3
[INFO] frobbed toml for sphinx_replay_cache-0.0.3 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/sphinx_replay_cache/0.0.3/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr] error: no matching package named `blake2b` found
[INFO] [stderr] location searched: registry `https://github.com/rust-lang/crates.io-index`
[INFO] [stderr] required by package `sphinxcrypto v0.0.19`
[INFO] [stderr]     ... which is depended on by `sphinx_replay_cache v0.0.3 (/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/sphinx_replay_cache/0.0.3)`
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` failed