[INFO] cloning repository https://github.com/weaveworks-experiments/deployer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weaveworks-experiments/deployer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweaveworks-experiments%2Fdeployer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweaveworks-experiments%2Fdeployer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89ed3a7b2f7da3e24265b4ab4e23a101e51e1b2c
[INFO] building weaveworks-experiments/deployer against master#70591dc15db32941fe3595fdbf98e58d6975f95e for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweaveworks-experiments%2Fdeployer" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/weaveworks-experiments/deployer on toolchain 70591dc15db32941fe3595fdbf98e58d6975f95e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/weaveworks-experiments/deployer
[INFO] finished tweaking git repo https://github.com/weaveworks-experiments/deployer
[INFO] tweaked toml for git repo https://github.com/weaveworks-experiments/deployer written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/weaveworks-experiments/deployer 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" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating git repository `https://github.com/iron/logger.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prometheus v0.2.8
[INFO] [stderr]   Downloaded quick-error v0.2.2
[INFO] [stderr]   Downloaded protobuf v1.2.1
[INFO] [stderr] error: failed to unpack package `protobuf v1.2.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `protobuf-1.2.1/src/lib/rust.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/protobuf-1.2.1/src/lib/rust.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `protobuf-1.2.1/src/lib/rust.rs` into `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/protobuf-1.2.1/src/lib/rust.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.