[INFO] fetching crate gbl 0.3.1...
[INFO] checking gbl-0.3.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342
[INFO] extracting crate gbl 0.3.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate gbl 0.3.1
[INFO] finished tweaking crates.io crate gbl 0.3.1
[INFO] tweaked toml for crates.io crate gbl 0.3.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gbl 0.3.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 110 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.2.11 (available: v0.7.0)
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.8)
[INFO] [stderr]       Adding hex v0.3.2 (available: v0.4.3)
[INFO] [stderr]       Adding num-derive v0.2.5 (available: v0.4.2)
[INFO] [stderr]       Adding ring v0.14.6 (available: v0.17.14)
[INFO] [stderr]       Adding structopt v0.2.18 (available: v0.3.26)
[INFO] [stderr]       Adding untrusted v0.6.2 (available: v0.9.0)
[INFO] [stderr]       Adding uuid v0.7.4 (available: v1.18.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-1-tc1/source/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `large` bench at `benches/large.rs` or `benches/large/main.rs`. Please specify bench.path if you want to use a non-default path.


command failed: exit status: 101

error: failed to parse manifest at `/workspace/builds/worker-1-tc1/source/Cargo.toml`

Caused by:
  can't find `large` bench at `benches/large.rs` or `benches/large/main.rs`. Please specify bench.path if you want to use a non-default path.