[INFO] fetching crate derive-io-plugin 0.1.0...
[INFO] testing derive-io-plugin-0.1.0 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate derive-io-plugin 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate derive-io-plugin 0.1.0
[INFO] finished tweaking crates.io crate derive-io-plugin 0.1.0
[INFO] tweaked toml for crates.io crate derive-io-plugin 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate derive-io-plugin 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "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] error: failed to write /workspace/builds/worker-1-tc2/source/Cargo.lock
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] testing derive-io-plugin-0.1.0 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate derive-io-plugin 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate derive-io-plugin 0.1.0
[INFO] finished tweaking crates.io crate derive-io-plugin 0.1.0
[INFO] tweaked toml for crates.io crate derive-io-plugin 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate derive-io-plugin 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "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] error: failed to write /workspace/builds/worker-1-tc2/source/Cargo.lock
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] testing derive-io-plugin-0.1.0 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate derive-io-plugin 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate derive-io-plugin 0.1.0
[INFO] finished tweaking crates.io crate derive-io-plugin 0.1.0
[INFO] tweaked toml for crates.io crate derive-io-plugin 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate derive-io-plugin 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "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] error: failed to write /workspace/builds/worker-1-tc2/source/Cargo.lock
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] testing derive-io-plugin-0.1.0 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate derive-io-plugin 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate derive-io-plugin 0.1.0
[INFO] finished tweaking crates.io crate derive-io-plugin 0.1.0
[INFO] tweaked toml for crates.io crate derive-io-plugin 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate derive-io-plugin 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "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] error: failed to write /workspace/builds/worker-1-tc2/source/Cargo.lock
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] testing derive-io-plugin-0.1.0 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate derive-io-plugin 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate derive-io-plugin 0.1.0
[INFO] finished tweaking crates.io crate derive-io-plugin 0.1.0
[INFO] tweaked toml for crates.io crate derive-io-plugin 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate derive-io-plugin 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "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]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `syn v1.0.109`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack package `syn v1.0.109`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `syn-1.0.109/LICENSE-APACHE`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/LICENSE-APACHE`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `syn-1.0.109/LICENSE-APACHE` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/LICENSE-APACHE`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


command failed: exit status: 101

error: failed to download `syn v1.0.109`

Caused by:
  unable to get packages from source

Caused by:
  failed to unpack package `syn v1.0.109`

Caused by:
  failed to unpack entry at `syn-1.0.109/LICENSE-APACHE`

Caused by:
  failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/LICENSE-APACHE`

Caused by:
  failed to unpack `syn-1.0.109/LICENSE-APACHE` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/LICENSE-APACHE`

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