[INFO] cloning repository https://github.com/chmln/nvim-ctrl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chmln/nvim-ctrl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmln%2Fnvim-ctrl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmln%2Fnvim-ctrl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40a818f712dbaaabbdc1d8e5e8882b7b3aa9cb1e
[INFO] checking chmln/nvim-ctrl against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmln%2Fnvim-ctrl" "/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/chmln/nvim-ctrl 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/chmln/nvim-ctrl
[INFO] finished tweaking git repo https://github.com/chmln/nvim-ctrl
[INFO] tweaked toml for git repo https://github.com/chmln/nvim-ctrl written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/chmln/nvim-ctrl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", 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] 6af7b4b8047e100ed0205b91b9467f3192c42957fbc076b6c19a8a04da3a40d0
[INFO] running `Command { std: "docker" "start" "-a" "6af7b4b8047e100ed0205b91b9467f3192c42957fbc076b6c19a8a04da3a40d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6af7b4b8047e100ed0205b91b9467f3192c42957fbc076b6c19a8a04da3a40d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af7b4b8047e100ed0205b91b9467f3192c42957fbc076b6c19a8a04da3a40d0", kill_on_drop: false }`
[INFO] [stdout] 6af7b4b8047e100ed0205b91b9467f3192c42957fbc076b6c19a8a04da3a40d0
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/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] 499b14ee227ffc2e6de279d22e1866fc2c8fe00f3bcc1cdea7d749b8b4ac1674
[INFO] running `Command { std: "docker" "start" "-a" "499b14ee227ffc2e6de279d22e1866fc2c8fe00f3bcc1cdea7d749b8b4ac1674", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking serde_bytes v0.11.3
[INFO] [stderr]     Checking rmpv v0.4.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking neovim-lib v0.6.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking nvim-ctrl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.07s
[INFO] running `Command { std: "docker" "inspect" "499b14ee227ffc2e6de279d22e1866fc2c8fe00f3bcc1cdea7d749b8b4ac1674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "499b14ee227ffc2e6de279d22e1866fc2c8fe00f3bcc1cdea7d749b8b4ac1674", kill_on_drop: false }`
[INFO] [stdout] 499b14ee227ffc2e6de279d22e1866fc2c8fe00f3bcc1cdea7d749b8b4ac1674