[INFO] cloning repository https://github.com/keithyin/mini_tokio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keithyin/mini_tokio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeithyin%2Fmini_tokio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeithyin%2Fmini_tokio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d22a66b8ac5f4b9a8556b07d8e5d83f018fd270
[INFO] checking keithyin/mini_tokio against master#4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 for pr-134272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeithyin%2Fmini_tokio" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/keithyin/mini_tokio on toolchain 4847d6a9d07d4be9ba3196f6ad444af2d7bdde72
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/keithyin/mini_tokio
[INFO] finished tweaking git repo https://github.com/keithyin/mini_tokio
[INFO] tweaked toml for git repo https://github.com/keithyin/mini_tokio written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/keithyin/mini_tokio 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" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ed7c1c9e92de8e783ad001e4b43687381146e729c54126f6cbd36025ba1a740
[INFO] running `Command { std: "docker" "start" "-a" "5ed7c1c9e92de8e783ad001e4b43687381146e729c54126f6cbd36025ba1a740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ed7c1c9e92de8e783ad001e4b43687381146e729c54126f6cbd36025ba1a740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed7c1c9e92de8e783ad001e4b43687381146e729c54126f6cbd36025ba1a740", kill_on_drop: false }`
[INFO] [stdout] 5ed7c1c9e92de8e783ad001e4b43687381146e729c54126f6cbd36025ba1a740
[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_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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 074ac785cca24061224572438b215d54df11b63902777c6daa2e1eec420c5d4c
[INFO] running `Command { std: "docker" "start" "-a" "074ac785cca24061224572438b215d54df11b63902777c6daa2e1eec420c5d4c", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/ca93b6be175fb88bd97e9ebcdf3c0f1371d706014f2607aec71b0aec74cae0bb/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "074ac785cca24061224572438b215d54df11b63902777c6daa2e1eec420c5d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "074ac785cca24061224572438b215d54df11b63902777c6daa2e1eec420c5d4c", kill_on_drop: false }`
[INFO] [stdout] 074ac785cca24061224572438b215d54df11b63902777c6daa2e1eec420c5d4c