[INFO] cloning repository https://github.com/claytonsurgeon/z
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/claytonsurgeon/z" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaytonsurgeon%2Fz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaytonsurgeon%2Fz'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaytonsurgeon%2Fz/hooks/: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/claytonsurgeon/z
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/claytonsurgeon/z" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaytonsurgeon%2Fz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaytonsurgeon%2Fz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b6f8c29393384f2bfbadb6ae1e38525c724c583
[INFO] checking claytonsurgeon/z against master#667247db71ea18c4130dd018d060e7f09d589490 for pr-140824
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaytonsurgeon%2Fz" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/claytonsurgeon/z on toolchain 667247db71ea18c4130dd018d060e7f09d589490
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+667247db71ea18c4130dd018d060e7f09d589490" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/claytonsurgeon/z
[INFO] finished tweaking git repo https://github.com/claytonsurgeon/z
[INFO] tweaked toml for git repo https://github.com/claytonsurgeon/z written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/claytonsurgeon/z 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" "+667247db71ea18c4130dd018d060e7f09d589490" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+667247db71ea18c4130dd018d060e7f09d589490" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8aaa8e65a9636eebbda2af88075ced5bb44180d8434c1d624deae82f408c394d
[INFO] running `Command { std: "docker" "start" "-a" "8aaa8e65a9636eebbda2af88075ced5bb44180d8434c1d624deae82f408c394d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8aaa8e65a9636eebbda2af88075ced5bb44180d8434c1d624deae82f408c394d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aaa8e65a9636eebbda2af88075ced5bb44180d8434c1d624deae82f408c394d", kill_on_drop: false }`
[INFO] [stdout] 8aaa8e65a9636eebbda2af88075ced5bb44180d8434c1d624deae82f408c394d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+667247db71ea18c4130dd018d060e7f09d589490" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32036a2acd3c6bc482273a0a7e6faad8dfcb7833e4e1fd6340831fe532f22b6f
[INFO] running `Command { std: "docker" "start" "-a" "32036a2acd3c6bc482273a0a7e6faad8dfcb7833e4e1fd6340831fe532f22b6f", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/1728929abec416d9c3fe3267156e5515f89e6d37a9c49efc736fd4df5a00bd2c/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "32036a2acd3c6bc482273a0a7e6faad8dfcb7833e4e1fd6340831fe532f22b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32036a2acd3c6bc482273a0a7e6faad8dfcb7833e4e1fd6340831fe532f22b6f", kill_on_drop: false }`
[INFO] [stdout] 32036a2acd3c6bc482273a0a7e6faad8dfcb7833e4e1fd6340831fe532f22b6f