[INFO] fetching crate codegenta 0.0.8...
[INFO] checking codegenta-0.0.8 against master#4b9792692fbb675174d4d2082e7c37b2bc930e71 for pr-153692-1
[INFO] extracting crate codegenta 0.0.8 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate codegenta 0.0.8
[INFO] finished tweaking crates.io crate codegenta 0.0.8
[INFO] tweaked toml for crates.io crate codegenta 0.0.8 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate codegenta 0.0.8 on toolchain 4b9792692fbb675174d4d2082e7c37b2bc930e71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `postgres`.
[INFO] [stderr]     ... required by package `rustorm v0.4.3`
[INFO] [stderr]     ... which satisfies dependency `rustorm = "^0.4.3"` of package `codegenta v0.0.8 (/workspace/builds/worker-6-tc1/source)`
[INFO] [stderr] versions that meet the requirements `^0.10.1` are: 0.10.2, 0.10.1
[INFO] [stderr] 
[INFO] [stderr] package `rustorm` depends on `postgres` with feature `rustc-serialize` but `postgres` does not have that feature.
[INFO] [stderr] note: a required dependency with that name exists, but only optional dependencies can be used as features.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `postgres` which could resolve this conflict


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
           Updating crates.io index
       error: failed to select a version for `postgres`.
           ... required by package `rustorm v0.4.3`
           ... which satisfies dependency `rustorm = "^0.4.3"` of package `codegenta v0.0.8 (/workspace/builds/worker-6-tc1/source)`
       versions that meet the requirements `^0.10.1` are: 0.10.2, 0.10.1
       
       package `rustorm` depends on `postgres` with feature `rustc-serialize` but `postgres` does not have that feature.
       note: a required dependency with that name exists, but only optional dependencies can be used as features.
       
       
       failed to select a version for `postgres` which could resolve this conflict