[INFO] fetching crate drop-with-owned-fields-proc_macros 0.1.1...
[INFO] checking drop-with-owned-fields-proc_macros-0.1.1 against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] extracting crate drop-with-owned-fields-proc_macros 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate drop-with-owned-fields-proc_macros 0.1.1
[INFO] finished tweaking crates.io crate drop-with-owned-fields-proc_macros 0.1.1
[INFO] tweaked toml for crates.io crate drop-with-owned-fields-proc_macros 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate drop-with-owned-fields-proc_macros 0.1.1 on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "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


No space left on device (os error 28)