[INFO] fetching crate sdo 0.3.2...
[INFO] testing sdo-0.3.2 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] extracting crate sdo 0.3.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate sdo 0.3.2
[INFO] finished tweaking crates.io crate sdo 0.3.2
[INFO] tweaked toml for crates.io crate sdo 0.3.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sdo 0.3.2 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 37 packages to latest compatible versions
[INFO] [stderr]       Adding integer-encoding v3.0.4 (available: v4.1.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding miette v5.10.0 (available: v7.6.0)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.21.4
[INFO] [stderr]   Downloaded tracing-attributes v0.1.31
[INFO] [stderr]   Downloaded time-core v0.1.8
[INFO] [stderr]   Downloaded integer-encoding v3.0.4
[INFO] [stderr]   Downloaded miette-derive v5.10.0
[INFO] [stderr]   Downloaded tracing-core v0.1.36
[INFO] [stderr]   Downloaded time-macros v0.2.27
[INFO] [stderr]   Downloaded thiserror-impl v1.0.69
[INFO] [stderr]   Downloaded rand_core v0.6.4
[INFO] [stderr] error: failed to unpack package `rand_core v0.6.4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.6.4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   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
       
           Blocking waiting for file lock on package cache
        Downloading crates ...
         Downloaded once_cell v1.21.4
         Downloaded tracing-attributes v0.1.31
         Downloaded time-core v0.1.8
         Downloaded integer-encoding v3.0.4
         Downloaded miette-derive v5.10.0
         Downloaded tracing-core v0.1.36
         Downloaded time-macros v0.2.27
         Downloaded thiserror-impl v1.0.69
         Downloaded rand_core v0.6.4
       error: failed to unpack package `rand_core v0.6.4`
       
       Caused by:
         failed to create directory `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.6.4`
       
       Caused by:
         No space left on device (os error 28)