[INFO] cloning repository https://github.com/lfkeitel/neovim-mpc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lfkeitel/neovim-mpc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flfkeitel%2Fneovim-mpc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flfkeitel%2Fneovim-mpc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aed5f293953c1739b3b903412cda4b0458cc320c
[INFO] checking lfkeitel/neovim-mpc against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flfkeitel%2Fneovim-mpc" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lfkeitel/neovim-mpc on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lfkeitel/neovim-mpc
[INFO] finished tweaking git repo https://github.com/lfkeitel/neovim-mpc
[INFO] tweaked toml for git repo https://github.com/lfkeitel/neovim-mpc written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/lfkeitel/neovim-mpc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e09c9f0ee747b17a8646ab7c13ced1bf5813e1a8c20f9f33bcaa8053a34c877
[INFO] running `Command { std: "docker" "start" "-a" "6e09c9f0ee747b17a8646ab7c13ced1bf5813e1a8c20f9f33bcaa8053a34c877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e09c9f0ee747b17a8646ab7c13ced1bf5813e1a8c20f9f33bcaa8053a34c877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e09c9f0ee747b17a8646ab7c13ced1bf5813e1a8c20f9f33bcaa8053a34c877", kill_on_drop: false }`
[INFO] [stdout] 6e09c9f0ee747b17a8646ab7c13ced1bf5813e1a8c20f9f33bcaa8053a34c877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e3f51745d1a719282f8e1dea6a0a3aa2682a8e31eea21e3c1a5c9fc4f9ce482
[INFO] running `Command { std: "docker" "start" "-a" "0e3f51745d1a719282f8e1dea6a0a3aa2682a8e31eea21e3c1a5c9fc4f9ce482", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rmp v0.8.7
[INFO] [stderr]     Checking serde_bytes v0.10.4
[INFO] [stderr]     Checking rmpv v0.4.0
[INFO] [stderr]     Checking neovim-lib v0.6.0
[INFO] [stderr]     Checking neovim-mpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/neovim.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |     mpc: Box<MpcAPI>,
[INFO] [stdout]    |              ^^^^^^ help: use `dyn`: `dyn MpcAPI`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/neovim.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |     mpc: Box<MpcAPI>,
[INFO] [stdout]    |              ^^^^^^ help: use `dyn`: `dyn MpcAPI`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.01s
[INFO] running `Command { std: "docker" "inspect" "0e3f51745d1a719282f8e1dea6a0a3aa2682a8e31eea21e3c1a5c9fc4f9ce482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3f51745d1a719282f8e1dea6a0a3aa2682a8e31eea21e3c1a5c9fc4f9ce482", kill_on_drop: false }`
[INFO] [stdout] 0e3f51745d1a719282f8e1dea6a0a3aa2682a8e31eea21e3c1a5c9fc4f9ce482