[INFO] cloning repository https://github.com/gcp/rratings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gcp/rratings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcp%2Frratings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcp%2Frratings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f207bb90348a2c0e04fd0c7db7046465a0bd834
[INFO] testing gcp/rratings against master#562dee4820c458d823175268e41601d4c060588a for pr-154210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcp%2Frratings" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gcp/rratings
[INFO] finished tweaking git repo https://github.com/gcp/rratings
[INFO] tweaked toml for git repo https://github.com/gcp/rratings written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gcp/rratings on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gcp/rratings 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wincolor v1.0.1
[INFO] [stderr]   Downloaded glob v0.2.11
[INFO] [stderr]   Downloaded zstd-safe v1.4.6+zstd.1.3.7
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded rayon-core v1.4.1
[INFO] [stderr]   Downloaded num_cpus v1.8.0
[INFO] [stderr]   Downloaded zstd v0.4.21+zstd.1.3.7
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded termios v0.3.1
[INFO] [stderr]   Downloaded rustc_version v0.2.3
[INFO] [stderr] error: failed to unpack package `rustc_version v0.2.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `rustc_version-0.2.3/.gitignore`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc_version-0.2.3/.gitignore`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `rustc_version-0.2.3/.gitignore` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc_version-0.2.3/.gitignore`
[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
       
       warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
           Blocking waiting for file lock on package cache
           Updating crates.io index
           Blocking waiting for file lock on package cache
           Blocking waiting for file lock on package cache
        Downloading crates ...
         Downloaded wincolor v1.0.1
         Downloaded glob v0.2.11
         Downloaded zstd-safe v1.4.6+zstd.1.3.7
         Downloaded rand_core v0.2.2
         Downloaded rayon-core v1.4.1
         Downloaded num_cpus v1.8.0
         Downloaded zstd v0.4.21+zstd.1.3.7
         Downloaded cc v1.0.25
         Downloaded termios v0.3.1
         Downloaded rustc_version v0.2.3
       error: failed to unpack package `rustc_version v0.2.3`
       
       Caused by:
         failed to unpack entry at `rustc_version-0.2.3/.gitignore`
       
       Caused by:
         failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc_version-0.2.3/.gitignore`
       
       Caused by:
         failed to unpack `rustc_version-0.2.3/.gitignore` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc_version-0.2.3/.gitignore`
       
       Caused by:
         No space left on device (os error 28)