[INFO] cloning repository https://github.com/nater540/channel-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nater540/channel-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnater540%2Fchannel-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnater540%2Fchannel-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ee1e89b8e9ac9b4d0414473e22404200937f18c
[INFO] checking nater540/channel-test against master#8387315ab3c26a57a1f53a90f188f0bc88514bca for pr-124605
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnater540%2Fchannel-test" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nater540/channel-test on toolchain 8387315ab3c26a57a1f53a90f188f0bc88514bca
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8387315ab3c26a57a1f53a90f188f0bc88514bca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nater540/channel-test
[INFO] finished tweaking git repo https://github.com/nater540/channel-test
[INFO] tweaked toml for git repo https://github.com/nater540/channel-test written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nater540/channel-test 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" "+8387315ab3c26a57a1f53a90f188f0bc88514bca" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded amq-protocol-uri v6.0.0-rc12
[INFO] [stderr]   Downloaded amq-protocol-types v6.0.0-rc12
[INFO] [stderr]   Downloaded pinky-swear v4.1.0
[INFO] [stderr]   Downloaded amq-protocol-tcp v6.0.0-rc12
[INFO] [stderr]   Downloaded lapin v1.2.1
[INFO] [stderr]   Downloaded tcp-stream v0.20.3
[INFO] [stderr]   Downloaded amq-protocol v6.0.0-rc12
[INFO] [stderr]   Downloaded mio v0.7.0
[INFO] [stderr] error: failed to unpack package `mio v0.7.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `mio-0.7.0/src/sys/windows/selector.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mio-0.7.0/src/sys/windows/selector.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `mio-0.7.0/src/sys/windows/selector.rs` into `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mio-0.7.0/src/sys/windows/selector.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.