[INFO] updating cached repository hello-rust/hello
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hello-rust/hello
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hello-rust/hello" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/hello-rust/hello"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/hello-rust/hello'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hello-rust/hello" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/hello-rust/hello"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/hello-rust/hello'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7902dfc917add6ba228666b33c2475590702ea46
[INFO] sha for GitHub repo hello-rust/hello: 7902dfc917add6ba228666b33c2475590702ea46
[INFO] validating manifest of hello-rust/hello on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hello-rust/hello on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hello-rust/hello
[INFO] removed path dependency rawr from hello-rust/hello
[INFO] finished frobbing hello-rust/hello
[INFO] frobbed toml for hello-rust/hello written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/hello-rust/hello/Cargo.toml
[INFO] started frobbing hello-rust/hello
[INFO] removed path dependency rawr from hello-rust/hello
[INFO] finished frobbing hello-rust/hello
[INFO] frobbed toml for hello-rust/hello written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/hello-rust/hello/Cargo.toml
[INFO] crate hello-rust/hello already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `rawr = "^0.2.0"`
[INFO] [stderr]   candidate versions found which didn't match: 0.1.1, 0.1.0
[INFO] [stderr]   location searched: crates.io index
[INFO] [stderr] required by package `hello-rs v0.1.0 (/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/hello-rust/hello)`
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed