[INFO] cloning repository https://github.com/zx9w/old-rust-homework
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zx9w/old-rust-homework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzx9w%2Fold-rust-homework", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzx9w%2Fold-rust-homework'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzx9w%2Fold-rust-homework/hooks/: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/zx9w/old-rust-homework
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zx9w/old-rust-homework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzx9w%2Fold-rust-homework", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzx9w%2Fold-rust-homework'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d70dc616dbbf236976426810837a9576c5eaa1be
[INFO] checking zx9w/old-rust-homework against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzx9w%2Fold-rust-homework" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zx9w/old-rust-homework on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zx9w/old-rust-homework
[INFO] finished tweaking git repo https://github.com/zx9w/old-rust-homework
[INFO] tweaked toml for git repo https://github.com/zx9w/old-rust-homework written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zx9w/old-rust-homework 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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ae9091dc4aee781d49c289a99a1a7f0bf8c9cbb9c7606fe739d8e7731fd1c3d
[INFO] running `Command { std: "docker" "start" "-a" "5ae9091dc4aee781d49c289a99a1a7f0bf8c9cbb9c7606fe739d8e7731fd1c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ae9091dc4aee781d49c289a99a1a7f0bf8c9cbb9c7606fe739d8e7731fd1c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ae9091dc4aee781d49c289a99a1a7f0bf8c9cbb9c7606fe739d8e7731fd1c3d", kill_on_drop: false }`
[INFO] [stdout] 5ae9091dc4aee781d49c289a99a1a7f0bf8c9cbb9c7606fe739d8e7731fd1c3d


command failed: exit status: 1

Error response from daemon: mkdir /var/lib/docker/overlay2/399d7e8dfc7890870a2f0153f3f7ade8057ef5c7c5128571dc525a6d7728f5a5/merged: no space left on device