[INFO] cloning repository https://github.com/johnmanjiro13/rust-game-of-life
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnmanjiro13/rust-game-of-life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnmanjiro13%2Frust-game-of-life", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnmanjiro13%2Frust-game-of-life'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55c124f37dc6a4aae388434ef76c4641d09f92b0
[INFO] testing johnmanjiro13/rust-game-of-life against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnmanjiro13%2Frust-game-of-life" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/johnmanjiro13/rust-game-of-life
[INFO] finished tweaking git repo https://github.com/johnmanjiro13/rust-game-of-life
[INFO] tweaked toml for git repo https://github.com/johnmanjiro13/rust-game-of-life written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/johnmanjiro13/rust-game-of-life on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/johnmanjiro13/rust-game-of-life 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" "+f9988fefd3add01f414f52b414308e7872622fee" "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] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/de/ri/derivative, error: No space left on device (os error 28)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gfx-auxil v0.8.0
[INFO] [stderr]   Downloaded copyless v0.1.5
[INFO] [stderr]   Downloaded instant v0.1.12
[INFO] [stderr]   Downloaded gfx-backend-gl v0.7.1
[INFO] [stderr]   Downloaded version_check v0.9.4
[INFO] [stderr]   Downloaded waker-fn v1.1.0
[INFO] [stderr]   Downloaded approx v0.5.1
[INFO] [stderr] error: failed to unpack package `approx v0.5.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/approx-0.5.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
           Blocking waiting for file lock on package cache
           Updating crates.io index
       warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/de/ri/derivative, error: No space left on device (os error 28)
           Blocking waiting for file lock on package cache
        Downloading crates ...
         Downloaded gfx-auxil v0.8.0
         Downloaded copyless v0.1.5
         Downloaded instant v0.1.12
         Downloaded gfx-backend-gl v0.7.1
         Downloaded version_check v0.9.4
         Downloaded waker-fn v1.1.0
         Downloaded approx v0.5.1
       error: failed to unpack package `approx v0.5.1`
       
       Caused by:
         failed to create directory `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/approx-0.5.1`
       
       Caused by:
         No space left on device (os error 28)