[INFO] crate tokio-http2 0.1.9 is already in cache
[INFO] extracting crate tokio-http2 0.1.9 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/tokio-http2/0.1.9
[INFO] extracting crate tokio-http2 0.1.9 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/tokio-http2/0.1.9
[INFO] validating manifest of tokio-http2-0.1.9 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tokio-http2-0.1.9 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tokio-http2-0.1.9
[INFO] finished frobbing tokio-http2-0.1.9
[INFO] frobbed toml for tokio-http2-0.1.9 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/tokio-http2/0.1.9/Cargo.toml
[INFO] started frobbing tokio-http2-0.1.9
[INFO] finished frobbing tokio-http2-0.1.9
[INFO] frobbed toml for tokio-http2-0.1.9 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/tokio-http2/0.1.9/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr] error: failed to select a version for the requirement `spmc = "^0.2"`
[INFO] [stderr]   candidate versions found which didn't match: 0.3.0
[INFO] [stderr]   location searched: crates.io index
[INFO] [stderr] required by package `tokio-http2 v0.1.9 (/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/tokio-http2/0.1.9)`
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:yanked
[ERROR] caused by: crate tokio-http2-0.1.9 depends on yanked crates
[ERROR]