[INFO] fetching crate zcash-vanity 0.2.8...
[INFO] extracting crate zcash-vanity 0.2.8 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/zcash-vanity/0.2.8
[INFO] extracting crate zcash-vanity 0.2.8 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/zcash-vanity/0.2.8
[INFO] validating manifest of zcash-vanity-0.2.8 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zcash-vanity-0.2.8 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zcash-vanity-0.2.8
[INFO] finished frobbing zcash-vanity-0.2.8
[INFO] frobbed toml for zcash-vanity-0.2.8 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/zcash-vanity/0.2.8/Cargo.toml
[INFO] started frobbing zcash-vanity-0.2.8
[INFO] finished frobbing zcash-vanity-0.2.8
[INFO] frobbed toml for zcash-vanity-0.2.8 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/zcash-vanity/0.2.8/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr] error: failed to select a version for the requirement `curve25519-dalek = "~0.9.2"`
[INFO] [stderr]   candidate versions found which didn't match: 1.2.1, 1.1.4, 1.1.3, ...
[INFO] [stderr]   location searched: crates.io index
[INFO] [stderr] required by package `zcash-vanity v0.2.8 (/mnt/big/crater/work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/zcash-vanity/0.2.8)`
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:yanked
[ERROR] caused by: crate zcash-vanity-0.2.8 depends on yanked crates
[ERROR]