[INFO] crate balloon 0.0.1 is already in cache
[INFO] extracting crate balloon 0.0.1 into work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/balloon/0.0.1
[INFO] extracting crate balloon 0.0.1 into work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/balloon/0.0.1
[INFO] validating manifest of balloon-0.0.1 on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of balloon-0.0.1 on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing balloon-0.0.1
[INFO] finished frobbing balloon-0.0.1
[INFO] frobbed toml for balloon-0.0.1 written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/balloon/0.0.1/Cargo.toml
[INFO] started frobbing balloon-0.0.1
[INFO] finished frobbing balloon-0.0.1
[INFO] frobbed toml for balloon-0.0.1 written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/balloon/0.0.1/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr] error: failed to select a version for the requirement `subtle = "^0.7.0"`
[INFO] [stderr]   candidate versions found which didn't match: 2.1.0, 2.0.0, 1.0.0
[INFO] [stderr]   location searched: crates.io index
[INFO] [stderr] required by package `balloon v0.0.1 (/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/balloon/0.0.1)`
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:yanked
[ERROR] caused by: crate balloon-0.0.1 depends on yanked crates
[ERROR]