[INFO] fetching crate tokio-serial 5.4.5...
[INFO] checking tokio-serial-5.4.5 against master#17ffbc81a30c094193836a5d7f90dff273b5df93 for pr-138785
[INFO] extracting crate tokio-serial 5.4.5 into /workspace/builds/worker-7-tc2/source
[INFO] checking tokio-serial-5.4.5 against master#17ffbc81a30c094193836a5d7f90dff273b5df93 for pr-138785
[INFO] extracting crate tokio-serial 5.4.5 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate tokio-serial 5.4.5 on toolchain 17ffbc81a30c094193836a5d7f90dff273b5df93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-serial 5.4.5
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tokio-serial 5.4.5
[INFO] tweaked toml for crates.io crate tokio-serial 5.4.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate tokio-serial 5.4.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 mio-serial v5.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: symlink ../4eb50b7f1649fb1c02680b252d0cd4edba8fddf3465f38edce380a50c40439cb-init/diff /var/lib/docker/overlay2/l/OHO6MRNGPBC7YQLWWNVKHYYZH2: no space left on device
[INFO] checking tokio-serial-5.4.5 against master#17ffbc81a30c094193836a5d7f90dff273b5df93 for pr-138785
[INFO] extracting crate tokio-serial 5.4.5 into /workspace/builds/worker-7-tc2/source
[INFO] checking tokio-serial-5.4.5 against master#17ffbc81a30c094193836a5d7f90dff273b5df93 for pr-138785
[INFO] extracting crate tokio-serial 5.4.5 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate tokio-serial 5.4.5 on toolchain 17ffbc81a30c094193836a5d7f90dff273b5df93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-serial 5.4.5
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tokio-serial 5.4.5
[INFO] tweaked toml for crates.io crate tokio-serial 5.4.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate tokio-serial 5.4.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/c7e7b9e971c120bae730af478d63497370d54d1fc3f5b62f423d586ea79e0ae4-init/merged/dev/pts: no space left on device
[INFO] checking tokio-serial-5.4.5 against master#17ffbc81a30c094193836a5d7f90dff273b5df93 for pr-138785
[INFO] extracting crate tokio-serial 5.4.5 into /workspace/builds/worker-7-tc2/source


unable to download tokio-serial version 5.4.5

Caused by:
    0: failed to unpack `tokio-serial-5.4.5/Cargo.lock` into `/workspace/builds/worker-7-tc2/source/Cargo.lock`
    1: No space left on device (os error 28)