[INFO] updating cached repository jasonwyatt/braid-lib
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jasonwyatt/braid-lib
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jasonwyatt/braid-lib" "work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/jasonwyatt/braid-lib"`
[INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/jasonwyatt/braid-lib'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jasonwyatt/braid-lib" "work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/jasonwyatt/braid-lib"`
[INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/jasonwyatt/braid-lib'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d836589f662c379d250db0ce614f272ecd08de56
[INFO] sha for GitHub repo jasonwyatt/braid-lib: d836589f662c379d250db0ce614f272ecd08de56
[INFO] validating manifest of jasonwyatt/braid-lib on toolchain master#7840a0b753a065a41999f1fb6028f67d33e3fdd5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jasonwyatt/braid-lib on toolchain try#6a9f0b6cc40687e25f9d772e3b10bab335c63853
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jasonwyatt/braid-lib
[INFO] finished frobbing jasonwyatt/braid-lib
[INFO] frobbed toml for jasonwyatt/braid-lib written to work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/jasonwyatt/braid-lib/Cargo.toml
[INFO] started frobbing jasonwyatt/braid-lib
[INFO] finished frobbing jasonwyatt/braid-lib
[INFO] frobbed toml for jasonwyatt/braid-lib written to work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/jasonwyatt/braid-lib/Cargo.toml
[INFO] crate jasonwyatt/braid-lib already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `bincode`.
[INFO] [stderr]     ... required by package `braid-lib v0.2.0 (/mnt/crater-raid/crater/work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/jasonwyatt/braid-lib)`
[INFO] [stderr] versions that meet the requirements `^0.8.0` are: 0.8.0
[INFO] [stderr] 
[INFO] [stderr] the package `braid-lib` depends on `bincode`, with features: `serde` but `bincode` does not have these features.
[INFO] [stderr]  It has a required dependency with that name, but only optional dependencies can be used as features.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `bincode` which could resolve this conflict
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed