[INFO] fetching crate preferences 2.0.0...
[INFO] checking preferences-2.0.0 against try#409ef99a7d4dc96ae91f65d4b48413ed174514d6 for pr-137633
[INFO] extracting crate preferences 2.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate preferences 2.0.0 on toolchain 409ef99a7d4dc96ae91f65d4b48413ed174514d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preferences 2.0.0
[INFO] finished tweaking crates.io crate preferences 2.0.0
[INFO] tweaked toml for crates.io crate preferences 2.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63f454ad9b0046de6d80c73e6ce1f9691e7669f004ea064e0c32e1ee417ecf7e
[INFO] running `Command { std: "docker" "start" "-a" "63f454ad9b0046de6d80c73e6ce1f9691e7669f004ea064e0c32e1ee417ecf7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63f454ad9b0046de6d80c73e6ce1f9691e7669f004ea064e0c32e1ee417ecf7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63f454ad9b0046de6d80c73e6ce1f9691e7669f004ea064e0c32e1ee417ecf7e", kill_on_drop: false }`
[INFO] [stdout] 63f454ad9b0046de6d80c73e6ce1f9691e7669f004ea064e0c32e1ee417ecf7e
[INFO] checking preferences-2.0.0 against try#409ef99a7d4dc96ae91f65d4b48413ed174514d6 for pr-137633
[INFO] extracting crate preferences 2.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate preferences 2.0.0 on toolchain 409ef99a7d4dc96ae91f65d4b48413ed174514d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preferences 2.0.0
[INFO] finished tweaking crates.io crate preferences 2.0.0
[INFO] tweaked toml for crates.io crate preferences 2.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to write /workspace/builds/worker-4-tc2/source/Cargo.lock
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] checking preferences-2.0.0 against try#409ef99a7d4dc96ae91f65d4b48413ed174514d6 for pr-137633
[INFO] extracting crate preferences 2.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate preferences 2.0.0 on toolchain 409ef99a7d4dc96ae91f65d4b48413ed174514d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preferences 2.0.0
[INFO] finished tweaking crates.io crate preferences 2.0.0
[INFO] checking preferences-2.0.0 against try#409ef99a7d4dc96ae91f65d4b48413ed174514d6 for pr-137633
[INFO] extracting crate preferences 2.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] checking preferences-2.0.0 against try#409ef99a7d4dc96ae91f65d4b48413ed174514d6 for pr-137633
[INFO] extracting crate preferences 2.0.0 into /workspace/builds/worker-4-tc2/source


unable to download preferences version 2.0.0

Caused by:
    0: failed to unpack `preferences-2.0.0/scripts/ci/format` into `/workspace/builds/worker-4-tc2/source/scripts/ci/format`
    1: No space left on device (os error 28)