[INFO] cloning repository https://github.com/su225/rust-async-workshop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/su225/rust-async-workshop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsu225%2Frust-async-workshop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsu225%2Frust-async-workshop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98843146cd4a28b4418443c22b83e9f3beaca8c0
[INFO] checking su225/rust-async-workshop against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsu225%2Frust-async-workshop" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  85% (5400/6349)
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Updating files: 100% (6349/6349)
Updating files: 100% (6349/6349), done.
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/su225/rust-async-workshop
[INFO] finished tweaking git repo https://github.com/su225/rust-async-workshop
[INFO] tweaked toml for git repo https://github.com/su225/rust-async-workshop written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/su225/rust-async-workshop on toolchain f21fbac535ab2c3bc50db20547f4d48477357103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/su225/rust-async-workshop 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" "+f21fbac535ab2c3bc50db20547f4d48477357103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/tokio-rs/tracing`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v0.2.0-alpha.5
[INFO] [stderr]   Downloaded tracing-attributes v0.1.3
[INFO] [stderr]   Downloaded tracing-log v0.1.0
[INFO] [stderr] error: failed to unpack package `tracing-log v0.1.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `tracing-log-0.1.0/src/log_tracer.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tracing-log-0.1.0/src/log_tracer.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `tracing-log-0.1.0/src/log_tracer.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tracing-log-0.1.0/src/log_tracer.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


command failed: exit status: 101

    Updating git repository `https://github.com/tokio-rs/tracing`
 Downloading crates ...
  Downloaded tokio v0.2.0-alpha.5
  Downloaded tracing-attributes v0.1.3
  Downloaded tracing-log v0.1.0
error: failed to unpack package `tracing-log v0.1.0`

Caused by:
  failed to unpack entry at `tracing-log-0.1.0/src/log_tracer.rs`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tracing-log-0.1.0/src/log_tracer.rs`

Caused by:
  failed to unpack `tracing-log-0.1.0/src/log_tracer.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tracing-log-0.1.0/src/log_tracer.rs`

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