[INFO] crate kyber 0.2.0-alpha.2 is already in cache
[INFO] extracting crate kyber 0.2.0-alpha.2 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/kyber/0.2.0-alpha.2
[INFO] extracting crate kyber 0.2.0-alpha.2 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/kyber/0.2.0-alpha.2
[INFO] validating manifest of kyber-0.2.0-alpha.2 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kyber-0.2.0-alpha.2 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kyber-0.2.0-alpha.2
[INFO] finished frobbing kyber-0.2.0-alpha.2
[INFO] frobbed toml for kyber-0.2.0-alpha.2 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/kyber/0.2.0-alpha.2/Cargo.toml
[INFO] started frobbing kyber-0.2.0-alpha.2
[INFO] finished frobbing kyber-0.2.0-alpha.2
[INFO] frobbed toml for kyber-0.2.0-alpha.2 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/kyber/0.2.0-alpha.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr] error: failed to select a version for the requirement `subtle = "^0.6"`
[INFO] [stderr]   candidate versions found which didn't match: 2.1.1, 2.1.0, 2.0.0, ...
[INFO] [stderr]   location searched: crates.io index
[INFO] [stderr] required by package `kyber v0.2.0-alpha.2 (/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/kyber/0.2.0-alpha.2)`
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:yanked
[ERROR] caused by: crate kyber-0.2.0-alpha.2 depends on yanked crates
[ERROR]