[INFO] fetching crate meshopt 0.1.8...
[INFO] extracting crate meshopt 0.1.8 into work/ex/beta-1.37-6/sources/1.36.0/reg/meshopt/0.1.8
[INFO] extracting crate meshopt 0.1.8 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/meshopt/0.1.8
[INFO] validating manifest of meshopt-0.1.8 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of meshopt-0.1.8 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing meshopt-0.1.8
[INFO] finished frobbing meshopt-0.1.8
[INFO] frobbed toml for meshopt-0.1.8 written to work/ex/beta-1.37-6/sources/1.36.0/reg/meshopt/0.1.8/Cargo.toml
[INFO] started frobbing meshopt-0.1.8
[INFO] finished frobbing meshopt-0.1.8
[INFO] frobbed toml for meshopt-0.1.8 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/meshopt/0.1.8/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr] error: failed to select a version for the requirement `memoffset = "^0.4.0"`
[INFO] [stderr]   candidate versions found which didn't match: 0.5.1, 0.5.0, 0.2.1, ...
[INFO] [stderr]   location searched: crates.io index
[INFO] [stderr] required by package `meshopt v0.1.8 (/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/meshopt/0.1.8)`
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:yanked
[ERROR] caused by: crate meshopt-0.1.8 depends on yanked crates
[ERROR]