[INFO] fetching crate light-concurrent-merkle-tree 2.1.0...
[INFO] checking light-concurrent-merkle-tree-2.1.0 against try#723ab942d877517caf445dafde0416803ef56501 for pr-143857
[INFO] extracting crate light-concurrent-merkle-tree 2.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate light-concurrent-merkle-tree 2.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate light-concurrent-merkle-tree 2.1.0
[INFO] tweaked toml for crates.io crate light-concurrent-merkle-tree 2.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate light-concurrent-merkle-tree 2.1.0 on toolchain 723ab942d877517caf445dafde0416803ef56501
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate light-concurrent-merkle-tree 2.1.0 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" "+723ab942d877517caf445dafde0416803ef56501" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/ea614232fd285237935719c2afdfccf671bd683aa893cf2c670fe881d1b95af6-init/work: no space left on device
[INFO] checking light-concurrent-merkle-tree-2.1.0 against try#723ab942d877517caf445dafde0416803ef56501 for pr-143857
[INFO] extracting crate light-concurrent-merkle-tree 2.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate light-concurrent-merkle-tree 2.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate light-concurrent-merkle-tree 2.1.0
[INFO] tweaked toml for crates.io crate light-concurrent-merkle-tree 2.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate light-concurrent-merkle-tree 2.1.0 on toolchain 723ab942d877517caf445dafde0416803ef56501
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate light-concurrent-merkle-tree 2.1.0 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" "+723ab942d877517caf445dafde0416803ef56501" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/7ee1812a9b5d362ed68653711deba07bc257d831d80089ea86a45ae8d461f922-init: no space left on device
[INFO] checking light-concurrent-merkle-tree-2.1.0 against try#723ab942d877517caf445dafde0416803ef56501 for pr-143857
[INFO] extracting crate light-concurrent-merkle-tree 2.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] checking light-concurrent-merkle-tree-2.1.0 against try#723ab942d877517caf445dafde0416803ef56501 for pr-143857
[INFO] extracting crate light-concurrent-merkle-tree 2.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] checking light-concurrent-merkle-tree-2.1.0 against try#723ab942d877517caf445dafde0416803ef56501 for pr-143857
[INFO] extracting crate light-concurrent-merkle-tree 2.1.0 into /workspace/builds/worker-7-tc2/source


unable to download light-concurrent-merkle-tree version 2.1.0

Caused by:
    0: failed to unpack `light-concurrent-merkle-tree-2.1.0/tests/tests.rs` into `/workspace/builds/worker-7-tc2/source/tests/tests.rs`
    1: No space left on device (os error 28)