[INFO] cloning repository https://github.com/ubarcturus/rectangles
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ubarcturus/rectangles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubarcturus%2Frectangles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubarcturus%2Frectangles'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubarcturus%2Frectangles: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/ubarcturus/rectangles
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ubarcturus/rectangles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubarcturus%2Frectangles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubarcturus%2Frectangles'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubarcturus%2Frectangles/refs/tags: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/ubarcturus/rectangles
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ubarcturus/rectangles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubarcturus%2Frectangles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubarcturus%2Frectangles'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9260bbc308a3ca4ae1f4715ebe93daf796c9c262
[INFO] testing ubarcturus/rectangles against master#b03b3a7ec92682be2917540b679478d41c95a30c for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubarcturus%2Frectangles" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ubarcturus/rectangles
[INFO] finished tweaking git repo https://github.com/ubarcturus/rectangles
[INFO] tweaked toml for git repo https://github.com/ubarcturus/rectangles written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ubarcturus/rectangles on toolchain b03b3a7ec92682be2917540b679478d41c95a30c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ubarcturus/rectangles 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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9581c0446e7416518407f1fa30533cf1492c1708fba8158a2fc7f3e2bdce206
[INFO] running `Command { std: "docker" "start" "-a" "f9581c0446e7416518407f1fa30533cf1492c1708fba8158a2fc7f3e2bdce206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9581c0446e7416518407f1fa30533cf1492c1708fba8158a2fc7f3e2bdce206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9581c0446e7416518407f1fa30533cf1492c1708fba8158a2fc7f3e2bdce206", kill_on_drop: false }`
[INFO] [stdout] f9581c0446e7416518407f1fa30533cf1492c1708fba8158a2fc7f3e2bdce206
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f538382c0e7edb6691435c1e4faa10fc7acc18d65e48eaf54cbfaf838e7d7dd0
[INFO] running `Command { std: "docker" "start" "-a" "f538382c0e7edb6691435c1e4faa10fc7acc18d65e48eaf54cbfaf838e7d7dd0", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/var/lib/crater-agent-workspace/cargo-home" to rootfs at "/opt/rustwide/cargo-home": create mountpoint for /opt/rustwide/cargo-home mount: mkdirat /var/lib/docker/overlay2/0e5215865d4b5d910aa8473d601ef742ee9f8d0a5e6db9403014f030a01ba3d4/merged/opt/rustwide/cargo-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "f538382c0e7edb6691435c1e4faa10fc7acc18d65e48eaf54cbfaf838e7d7dd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f538382c0e7edb6691435c1e4faa10fc7acc18d65e48eaf54cbfaf838e7d7dd0", kill_on_drop: false }`
[INFO] [stdout] f538382c0e7edb6691435c1e4faa10fc7acc18d65e48eaf54cbfaf838e7d7dd0