[INFO] cloning repository https://github.com/light4/adventofcode_2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/light4/adventofcode_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flight4%2Fadventofcode_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flight4%2Fadventofcode_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de63d881c19ebb9c09d9e5436036ce02b3af6a0e
[INFO] testing light4/adventofcode_2020 against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flight4%2Fadventofcode_2020" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/light4/adventofcode_2020
[INFO] finished tweaking git repo https://github.com/light4/adventofcode_2020
[INFO] tweaked toml for git repo https://github.com/light4/adventofcode_2020 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/light4/adventofcode_2020 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/light4/adventofcode_2020 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 anyhow v1.0.34
[INFO] [stderr] error: failed to unpack package `anyhow v1.0.34`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `anyhow-1.0.34/src/error.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.34/src/error.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `anyhow-1.0.34/src/error.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.34/src/error.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


command failed: exit status: 101

    Blocking waiting for file lock on package cache
    Blocking waiting for file lock on package cache
 Downloading crates ...
  Downloaded anyhow v1.0.34
error: failed to unpack package `anyhow v1.0.34`

Caused by:
  failed to unpack entry at `anyhow-1.0.34/src/error.rs`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.34/src/error.rs`

Caused by:
  failed to unpack `anyhow-1.0.34/src/error.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.34/src/error.rs`

Caused by:
  No space left on device (os error 28)