[INFO] fetching crate s3v4 0.3.5...
[INFO] testing s3v4-0.3.5 against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940
[INFO] extracting crate s3v4 0.3.5 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate s3v4 0.3.5 on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate s3v4 0.3.5
[INFO] finished tweaking crates.io crate s3v4 0.3.5
[INFO] tweaked toml for crates.io crate s3v4 0.3.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate s3v4 0.3.5 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ureq v2.7.0
[INFO] [stderr] error: failed to unpack package `ureq v2.7.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `ureq-2.7.0/src/agent.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ureq-2.7.0/src`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


command failed: exit status: 101

 Downloading crates ...
  Downloaded ureq v2.7.0
error: failed to unpack package `ureq v2.7.0`

Caused by:
  failed to unpack entry at `ureq-2.7.0/src/agent.rs`

Caused by:
  failed to create `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ureq-2.7.0/src`

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