[INFO] cloning repository https://github.com/pratikwadekar88/RustOS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pratikwadekar88/RustOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpratikwadekar88%2FRustOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpratikwadekar88%2FRustOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8acc173245bcd67e83db771a73243e4b0c46d7dd
[INFO] checking pratikwadekar88/RustOS against master#8f08b3a32478b8d0507732800ecb548a76e0fd0c for pr-144157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpratikwadekar88%2FRustOS" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/pratikwadekar88/RustOS
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/pratikwadekar88/RustOS
[INFO] tweaked toml for git repo https://github.com/pratikwadekar88/RustOS written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pratikwadekar88/RustOS on toolchain 8f08b3a32478b8d0507732800ecb548a76e0fd0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pratikwadekar88/RustOS 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" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uart_16550 v0.2.14
[INFO] [stderr]   Downloaded x86_64 v0.14.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcc1718735f28a8b10c6f9f747828e1527172ff353748fa1a81278a4a966db24
[INFO] running `Command { std: "docker" "start" "-a" "bcc1718735f28a8b10c6f9f747828e1527172ff353748fa1a81278a4a966db24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcc1718735f28a8b10c6f9f747828e1527172ff353748fa1a81278a4a966db24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc1718735f28a8b10c6f9f747828e1527172ff353748fa1a81278a4a966db24", kill_on_drop: false }`
[INFO] [stdout] bcc1718735f28a8b10c6f9f747828e1527172ff353748fa1a81278a4a966db24


command failed: exit status: 1

Error response from daemon: mkdir /var/lib/docker/overlay2/a0016cfc542c5f2e081bdf67e1c385dd37d8438f9f35c39e2e41b08ec6153064/merged: no space left on device