[INFO] cloning repository https://github.com/jonkgrimes/juno-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonkgrimes/juno-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonkgrimes%2Fjuno-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonkgrimes%2Fjuno-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c8ede93369c56bff09a3ef45e405715a786a5bf
[INFO] testing jonkgrimes/juno-server against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonkgrimes%2Fjuno-server" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonkgrimes/juno-server on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonkgrimes/juno-server
[INFO] finished tweaking git repo https://github.com/jonkgrimes/juno-server
[INFO] tweaked toml for git repo https://github.com/jonkgrimes/juno-server written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jonkgrimes/juno-server 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slug v0.1.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.4.1
[INFO] [stderr]   Downloaded socket2 v0.3.7
[INFO] [stderr]   Downloaded env_logger v0.5.11
[INFO] [stderr]   Downloaded crossbeam-epoch v0.5.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.2.3
[INFO] [stderr]   Downloaded h2 v0.1.11
[INFO] [stderr]   Downloaded syn v0.15.15
[INFO] [stderr] error: failed to unpack package `syn v0.15.15`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `syn-0.15.15/src/parse.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-0.15.15/src/parse.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `syn-0.15.15/src/parse.rs` into `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-0.15.15/src/parse.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.