[INFO] fetching crate emulatorr 0.1.0-alpha...
[INFO] checking emulatorr-0.1.0-alpha against master#1fe72d35998dea48aeecaf7fc07783b0b553f24f for pr-154992-3
[INFO] extracting crate emulatorr 0.1.0-alpha into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate emulatorr 0.1.0-alpha
[INFO] finished tweaking crates.io crate emulatorr 0.1.0-alpha
[INFO] tweaked toml for crates.io crate emulatorr 0.1.0-alpha written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate emulatorr 0.1.0-alpha on toolchain 1fe72d35998dea48aeecaf7fc07783b0b553f24f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate emulatorr 0.1.0-alpha already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `cfg-if`.
[INFO] [stderr]     ... required by package `parking_lot_core v0.9.8`
[INFO] [stderr]     ... which satisfies dependency `parking_lot_core = "^0.9.0"` (locked to 0.9.8) of package `parking_lot v0.12.1`
[INFO] [stderr]     ... which satisfies dependency `parking_lot = "^0.12"` (locked to 0.12.1) of package `crossterm v0.27.0`
[INFO] [stderr]     ... which satisfies dependency `crossterm = "^0.27.0"` (locked to 0.27.0) of package `emulatorr v0.1.0-alpha (/workspace/builds/worker-7-tc1/source)`
[INFO] [stderr] versions that meet the requirements `^1.0.0` (locked to 1.0.0) are: 1.0.0
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `cfg-if v1.0.4`
[INFO] [stderr]     ... which satisfies dependency `cfg-if = "^1.0.4"` of package `thread-services v0.1.0`
[INFO] [stderr]     ... which satisfies dependency `thread-services = "^0.1.0"` of package `thread v0.1.0`
[INFO] [stderr]     ... which satisfies dependency `thread = "^0.1.0"` (locked to 0.1.0) of package `emulatorr v0.1.0-alpha (/workspace/builds/worker-7-tc1/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `cfg-if` which could resolve this conflict


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
           Blocking waiting for file lock on package cache
           Updating crates.io index
       error: failed to select a version for `cfg-if`.
           ... required by package `parking_lot_core v0.9.8`
           ... which satisfies dependency `parking_lot_core = "^0.9.0"` (locked to 0.9.8) of package `parking_lot v0.12.1`
           ... which satisfies dependency `parking_lot = "^0.12"` (locked to 0.12.1) of package `crossterm v0.27.0`
           ... which satisfies dependency `crossterm = "^0.27.0"` (locked to 0.27.0) of package `emulatorr v0.1.0-alpha (/workspace/builds/worker-7-tc1/source)`
       versions that meet the requirements `^1.0.0` (locked to 1.0.0) are: 1.0.0
       
       all possible versions conflict with previously selected packages
       
         previously selected package `cfg-if v1.0.4`
           ... which satisfies dependency `cfg-if = "^1.0.4"` of package `thread-services v0.1.0`
           ... which satisfies dependency `thread-services = "^0.1.0"` of package `thread v0.1.0`
           ... which satisfies dependency `thread = "^0.1.0"` (locked to 0.1.0) of package `emulatorr v0.1.0-alpha (/workspace/builds/worker-7-tc1/source)`
       
       failed to select a version for `cfg-if` which could resolve this conflict