[INFO] cloning repository https://github.com/mstone/rust-macro-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mstone/rust-macro-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmstone%2Frust-macro-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmstone%2Frust-macro-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62f5639f7f1bdce9644961fe2ba3d7aaa6afae25
[INFO] checking mstone/rust-macro-bug against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmstone%2Frust-macro-bug" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mstone/rust-macro-bug on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mstone/rust-macro-bug
[INFO] finished tweaking git repo https://github.com/mstone/rust-macro-bug
[INFO] tweaked toml for git repo https://github.com/mstone/rust-macro-bug written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mstone/rust-macro-bug 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" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.rust
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.73
[INFO] [stderr] error: failed to unpack package `trybuild v1.0.73`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `trybuild-1.0.73/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.73/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `trybuild-1.0.73/Cargo.toml` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.73/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


command failed: exit status: 101

warning: unused manifest key: package.rust
    Blocking waiting for file lock on package cache
 Downloading crates ...
  Downloaded trybuild v1.0.73
error: failed to unpack package `trybuild v1.0.73`

Caused by:
  failed to unpack entry at `trybuild-1.0.73/Cargo.toml`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.73/Cargo.toml`

Caused by:
  failed to unpack `trybuild-1.0.73/Cargo.toml` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.73/Cargo.toml`

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