[INFO] cloning repository archaelus/teensyds
[INFO] running `"git" "clone" "--bare" "git://github.com/archaelus/teensyds.git" "work/cache/sources/gh/archaelus/teensyds"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/archaelus/teensyds'...
[INFO] running `"git" "clone" "work/cache/sources/gh/archaelus/teensyds" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/archaelus/teensyds"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/archaelus/teensyds'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/archaelus/teensyds" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/archaelus/teensyds"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/archaelus/teensyds'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dbec6b817467b7bd7fc148b199f64abb747726fe
[INFO] sha for GitHub repo archaelus/teensyds: dbec6b817467b7bd7fc148b199f64abb747726fe
[INFO] validating manifest of archaelus/teensyds on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of archaelus/teensyds on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing archaelus/teensyds
[INFO] removed path dependency zinc from archaelus/teensyds
[INFO] finished frobbing archaelus/teensyds
[INFO] frobbed toml for archaelus/teensyds written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/archaelus/teensyds/Cargo.toml
[INFO] started frobbing archaelus/teensyds
[INFO] removed path dependency zinc from archaelus/teensyds
[INFO] finished frobbing archaelus/teensyds
[INFO] frobbed toml for archaelus/teensyds written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/archaelus/teensyds/Cargo.toml
[INFO] crate archaelus/teensyds already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/archaelus/log.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `zinc`.
[INFO] [stderr]     ... required by package `teensyds v0.1.0 (/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/archaelus/teensyds)`
[INFO] [stderr] versions that meet the requirements `*` are: 0.1.0
[INFO] [stderr] 
[INFO] [stderr] the package `teensyds` depends on `zinc`, with features: `loglib, mcu_k20` but `zinc` does not have these features.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `zinc` which could resolve this conflict
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed