[INFO] fetching crate msiz_rustc-ap-syntax_pos 3.0.0...
[INFO] checking msiz_rustc-ap-syntax_pos-3.0.0 against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723
[INFO] extracting crate msiz_rustc-ap-syntax_pos 3.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate msiz_rustc-ap-syntax_pos 3.0.0 on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate msiz_rustc-ap-syntax_pos 3.0.0
[INFO] finished tweaking crates.io crate msiz_rustc-ap-syntax_pos 3.0.0
[INFO] tweaked toml for crates.io crate msiz_rustc-ap-syntax_pos 3.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "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] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/ms/iz/msiz_rustc-ap-rustc_data_structures, error: No space left on device (os error 28)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] [stderr]       Adding cfg-if v0.1.10 (available: v1.0.1)
[INFO] [stderr]       Adding unicode-width v0.1.14 (available: v0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded msiz_rustc-ap-rustc_macros v3.0.0
[INFO] [stderr]   Downloaded rustc-rayon-core v0.2.0
[INFO] [stderr] error: failed to unpack package `rustc-rayon-core v0.2.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `rustc-rayon-core-0.2.0/src/latch.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-rayon-core-0.2.0/src/latch.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `rustc-rayon-core-0.2.0/src/latch.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-rayon-core-0.2.0/src/latch.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
    Updating crates.io index
 Downloading crates ...
  Downloaded msiz_rustc-ap-rustc_macros v3.0.0
  Downloaded rustc-rayon-core v0.2.0
error: failed to unpack package `rustc-rayon-core v0.2.0`

Caused by:
  failed to unpack entry at `rustc-rayon-core-0.2.0/src/latch.rs`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-rayon-core-0.2.0/src/latch.rs`

Caused by:
  failed to unpack `rustc-rayon-core-0.2.0/src/latch.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-rayon-core-0.2.0/src/latch.rs`

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