[INFO] cloning repository https://github.com/buttercrab/hyeo-ung-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/buttercrab/hyeo-ung-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuttercrab%2Fhyeo-ung-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuttercrab%2Fhyeo-ung-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b418f1e7a119939092a7a15303406b9c73656107
[INFO] checking buttercrab/hyeo-ung-lang against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuttercrab%2Fhyeo-ung-lang" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/buttercrab/hyeo-ung-lang on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/buttercrab/hyeo-ung-lang
[INFO] finished tweaking git repo https://github.com/buttercrab/hyeo-ung-lang
[INFO] tweaked toml for git repo https://github.com/buttercrab/hyeo-ung-lang written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 127d61eb49d6a3084995a029b7459b4ca8b1fa3559cef3eee5740f5ed0fa17c2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "127d61eb49d6a3084995a029b7459b4ca8b1fa3559cef3eee5740f5ed0fa17c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "127d61eb49d6a3084995a029b7459b4ca8b1fa3559cef3eee5740f5ed0fa17c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "127d61eb49d6a3084995a029b7459b4ca8b1fa3559cef3eee5740f5ed0fa17c2", kill_on_drop: false }`
[INFO] [stdout] 127d61eb49d6a3084995a029b7459b4ca8b1fa3559cef3eee5740f5ed0fa17c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f1634a4ba0e9a7c2b2a83d76eab16d5d8fa383867eecdd7512f00beb01f8424
[INFO] running `Command { std: "docker" "start" "-a" "2f1634a4ba0e9a7c2b2a83d76eab16d5d8fa383867eecdd7512f00beb01f8424", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking ctrlc v3.1.7
[INFO] [stderr]     Checking hyeong v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.07s
[INFO] running `Command { std: "docker" "inspect" "2f1634a4ba0e9a7c2b2a83d76eab16d5d8fa383867eecdd7512f00beb01f8424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1634a4ba0e9a7c2b2a83d76eab16d5d8fa383867eecdd7512f00beb01f8424", kill_on_drop: false }`
[INFO] [stdout] 2f1634a4ba0e9a7c2b2a83d76eab16d5d8fa383867eecdd7512f00beb01f8424