[INFO] cloning repository https://github.com/axonweb3/spark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/axonweb3/spark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxonweb3%2Fspark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxonweb3%2Fspark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d77ea9ef104482a39822348521707c3b099f2cd
[INFO] checking axonweb3/spark against master#2972b5e59f1c5529b6ba770437812fd83ab4ebd4 for pr-154781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxonweb3%2Fspark" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/axonweb3/spark
[INFO] finished tweaking git repo https://github.com/axonweb3/spark
[INFO] tweaked toml for git repo https://github.com/axonweb3/spark written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/axonweb3/spark on toolchain 2972b5e59f1c5529b6ba770437812fd83ab4ebd4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2972b5e59f1c5529b6ba770437812fd83ab4ebd4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/axonweb3/spark 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" "+2972b5e59f1c5529b6ba770437812fd83ab4ebd4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-2-tc1/source/storage/Cargo.toml: unused manifest key: dependencies.sparse-merkle-tree.feautres
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/axonweb3/axon-contract`
[INFO] [stderr]     Updating git submodule `https://github.com/cryptape/blst`
[INFO] [stderr]     Updating git submodule `https://github.com/nervosnetwork/ckb-c-stdlib`
[INFO] [stderr]     Updating git submodule `https://github.com/nervosnetwork/secp256k1`
[INFO] [stderr]     Updating git submodule `https://github.com/nervosnetwork/ckb-c-stdlib`
[INFO] [stderr]     Updating git submodule `https://github.com/nervosnetwork/ckb-production-scripts.git`
[INFO] [stderr]     Updating git submodule `https://github.com/nervosnetwork/mbedtls.git`
[INFO] [stderr]     Updating git submodule `https://github.com/nervosnetwork/secp256k1.git`
[INFO] [stderr]     Updating git submodule `https://github.com/nervosnetwork/sparse-merkle-tree.git`
[INFO] [stderr]     Updating git submodule `https://github.com/nervosnetwork/molecule.git`
[INFO] [stderr]     Updating git submodule `https://github.com/nervosnetwork/sparse-merkle-tree.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/axonweb3/smt-rocksdb-store.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds


overridden task result to prepare-fail:timeout

Caused by:
    0: uncategorized prepare error
    1: no output for 300 seconds