[INFO] cloning repository https://github.com/halseth/zkfibonacci-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/halseth/zkfibonacci-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalseth%2Fzkfibonacci-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalseth%2Fzkfibonacci-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93f89492ae11b6f1d8869c42145fe1ec7b169ba8
[INFO] checking halseth/zkfibonacci-rs against master#53509ca37e3b507887607c2f4a7f23bd4838f099 for pr-156027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalseth%2Fzkfibonacci-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/halseth/zkfibonacci-rs
[INFO] finished tweaking git repo https://github.com/halseth/zkfibonacci-rs
[INFO] tweaked toml for git repo https://github.com/halseth/zkfibonacci-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/halseth/zkfibonacci-rs on toolchain 53509ca37e3b507887607c2f4a7f23bd4838f099
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53509ca37e3b507887607c2f4a7f23bd4838f099" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/halseth/zkfibonacci-rs 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" "+53509ca37e3b507887607c2f4a7f23bd4838f099" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/halseth/risc0.git`
[INFO] [stderr] error: missing key for inline table element, expected key
[INFO] [stderr]  --> ../../../cargo-home/git/checkouts/risc0-00edc5121870d53b/c7c0598/templates/rust-starter/host/Cargo.toml:8:16
[INFO] [stderr]   |
[INFO] [stderr] 8 | risc0-zkvm = { {{ risc0_zkvm }} }
[INFO] [stderr]   |                ^
[INFO] [stderr] error: missing key for inline table element, expected key
[INFO] [stderr]  --> ../../../cargo-home/git/checkouts/risc0-00edc5121870d53b/c7c0598/templates/rust-starter/methods/Cargo.toml:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 | risc0-build = { {{ risc0_build }} }
[INFO] [stderr]   |                 ^
[INFO] [stderr] error: missing key for inline table element, expected key
[INFO] [stderr]  --> ../../../cargo-home/git/checkouts/risc0-00edc5121870d53b/c7c0598/templates/rust-starter/methods/guest/Cargo.toml:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | name = {{ guest_package_name }}
[INFO] [stderr]   |         ^
[INFO] [stderr]     Updating git repository `https://github.com/facebook/winterfell.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