[INFO] fetching crate qcollect 0.4.1...
[INFO] testing qcollect-0.4.1 against 1.95.0 for beta-1.96-1
[INFO] extracting crate qcollect 0.4.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate qcollect 0.4.1
[INFO] finished tweaking crates.io crate qcollect 0.4.1
[INFO] tweaked toml for crates.io crate qcollect 0.4.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate qcollect 0.4.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "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] [stderr]       Adding qcollect-traits v0.4.1 (available: v0.7.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-serialize v0.3.25
[INFO] [stderr] error: No space left on device (os error 28)


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
       warning: no edition set: defaulting to the 2015 edition while the latest is 2024
           Blocking waiting for file lock on package cache
           Blocking waiting for file lock on package cache
        Downloading crates ...
         Downloaded rustc-serialize v0.3.25
       error: No space left on device (os error 28)