[INFO] cloning repository https://github.com/weisheng-p/rust-test-redis-pooling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weisheng-p/rust-test-redis-pooling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweisheng-p%2Frust-test-redis-pooling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweisheng-p%2Frust-test-redis-pooling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c3ac3d71830fd67a3e4c98e47e851688e7c9d3a
[INFO] checking weisheng-p/rust-test-redis-pooling against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweisheng-p%2Frust-test-redis-pooling" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/weisheng-p/rust-test-redis-pooling
[INFO] finished tweaking git repo https://github.com/weisheng-p/rust-test-redis-pooling
[INFO] tweaked toml for git repo https://github.com/weisheng-p/rust-test-redis-pooling written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/weisheng-p/rust-test-redis-pooling on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/weisheng-p/rust-test-redis-pooling 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" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded r2d2_redis v0.8.0
[INFO] [stderr]   Downloaded rocket_contrib_codegen v0.4.0
[INFO] [stderr]   Downloaded notify v4.0.10
[INFO] [stderr]   Downloaded redis v0.9.1
[INFO] [stderr]   Downloaded syn v0.15.30
[INFO] [stderr] error: failed to unpack package `syn v0.15.30`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `syn-0.15.30/src/gen/fold.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-0.15.30/src/gen/fold.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `syn-0.15.30/src/gen/fold.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-0.15.30/src/gen/fold.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


command failed: exit status: 101

 Downloading crates ...
  Downloaded r2d2_redis v0.8.0
  Downloaded rocket_contrib_codegen v0.4.0
  Downloaded notify v4.0.10
  Downloaded redis v0.9.1
  Downloaded syn v0.15.30
error: failed to unpack package `syn v0.15.30`

Caused by:
  failed to unpack entry at `syn-0.15.30/src/gen/fold.rs`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-0.15.30/src/gen/fold.rs`

Caused by:
  failed to unpack `syn-0.15.30/src/gen/fold.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-0.15.30/src/gen/fold.rs`

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