[INFO] fetching crate cronos-sdk 0.1.8...
[INFO] checking cronos-sdk-0.1.8 against master#19f42cb9bb65555e7d95dab7d17573ae6c5d634c for pr-139087
[INFO] extracting crate cronos-sdk 0.1.8 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate cronos-sdk 0.1.8 on toolchain 19f42cb9bb65555e7d95dab7d17573ae6c5d634c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19f42cb9bb65555e7d95dab7d17573ae6c5d634c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cronos-sdk 0.1.8
[INFO] finished tweaking crates.io crate cronos-sdk 0.1.8
[INFO] tweaked toml for crates.io crate cronos-sdk 0.1.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19f42cb9bb65555e7d95dab7d17573ae6c5d634c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds


no output for 300 seconds