[INFO] cloning repository https://github.com/shesek/bwt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shesek/bwt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshesek%2Fbwt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshesek%2Fbwt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1885d97eb70c8f84db3383e7e2d04ad063f3ec0
[INFO] checking shesek/bwt against master#9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a for pr-138458
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshesek%2Fbwt" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shesek/bwt on toolchain 9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/shesek/bwt
[INFO] finished tweaking git repo https://github.com/shesek/bwt
[INFO] tweaked toml for git repo https://github.com/shesek/bwt written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/shesek/bwt 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" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "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 jsonrpc v0.12.0
[INFO] [stderr]   Downloaded syn v1.0.78
[INFO] [stderr] error: failed to unpack package `syn v1.0.78`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `syn-1.0.78/src/verbatim.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.78/src/verbatim.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `syn-1.0.78/src/verbatim.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.78/src/verbatim.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 jsonrpc v0.12.0
  Downloaded syn v1.0.78
error: failed to unpack package `syn v1.0.78`

Caused by:
  failed to unpack entry at `syn-1.0.78/src/verbatim.rs`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.78/src/verbatim.rs`

Caused by:
  failed to unpack `syn-1.0.78/src/verbatim.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.78/src/verbatim.rs`

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