[INFO] cloning repository https://github.com/petscheit/zcash_light_client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/petscheit/zcash_light_client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetscheit%2Fzcash_light_client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetscheit%2Fzcash_light_client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53fdfb6cf03659a62bf5a25af083580d88a75c7b
[INFO] building petscheit/zcash_light_client against master#eb171a227f9e5de5d376b6edb56b174bc8235fb3 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetscheit%2Fzcash_light_client" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/petscheit/zcash_light_client
[INFO] finished tweaking git repo https://github.com/petscheit/zcash_light_client
[INFO] tweaked toml for git repo https://github.com/petscheit/zcash_light_client written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/petscheit/zcash_light_client on toolchain eb171a227f9e5de5d376b6edb56b174bc8235fb3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/petscheit/zcash_light_client 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" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "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]     Updating git repository `https://github.com/zcash/librustzcash`
[INFO] [stderr]     Updating git repository `https://github.com/bankaixyz/cairo-vm-base`
[INFO] [stderr]     Updating git repository `https://github.com/starkware-libs/stwo-cairo`
[INFO] [stderr]     Updating git repository `https://github.com/starkware-libs/stwo`
[INFO] [stderr]     Updating git repository `https://github.com/lambdaclass/cairo-vm`
[INFO] [stderr]     Updating git repository `https://github.com/starkware-libs/cairo.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds


no output for 300 seconds