[INFO] cloning repository https://github.com/duwei/robot_admin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/duwei/robot_admin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduwei%2Frobot_admin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduwei%2Frobot_admin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3a295a2b9d6f0104359b079592dcf81bdef34cc
[INFO] checking duwei/robot_admin against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduwei%2Frobot_admin" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/duwei/robot_admin
[INFO] finished tweaking git repo https://github.com/duwei/robot_admin
[INFO] tweaked toml for git repo https://github.com/duwei/robot_admin written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/duwei/robot_admin on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/duwei/robot_admin 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded serde v1.0.216
[INFO] [stderr]   Downloaded syn v2.0.90
[INFO] [stderr]   Downloaded libc v0.2.168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17df8d4570ffc76b09dbe6e9e8af9b02077cace6938ee5481265b113ea060e54
[INFO] running `Command { std: "docker" "start" "-a" "17df8d4570ffc76b09dbe6e9e8af9b02077cace6938ee5481265b113ea060e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17df8d4570ffc76b09dbe6e9e8af9b02077cace6938ee5481265b113ea060e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17df8d4570ffc76b09dbe6e9e8af9b02077cace6938ee5481265b113ea060e54", kill_on_drop: false }`
[INFO] [stdout] 17df8d4570ffc76b09dbe6e9e8af9b02077cace6938ee5481265b113ea060e54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae68b19dd733567a17e6feb376c62e504414cfc63388226e1597ef9a51a87b25
[INFO] running `Command { std: "docker" "start" "-a" "ae68b19dd733567a17e6feb376c62e504414cfc63388226e1597ef9a51a87b25", kill_on_drop: false }`
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[INFO] [stderr]     Checking tokio-util v0.7.13
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[INFO] [stdout] warning: struct `ClientListResponse` is never constructed
[INFO] [stdout]   --> src/web.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct ClientListResponse {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClientListResponse` is never constructed
[INFO] [stdout]   --> src/web.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct ClientListResponse {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parameters` is never read
[INFO] [stdout]   --> src/grpc.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Command {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 31 |     pub status: CommandStatus,
[INFO] [stdout] 32 |     pub parameters: HashMap<String, String>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Delivered` is never constructed
[INFO] [stdout]   --> src/grpc.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub enum CommandStatus {
[INFO] [stdout]    |          ------------- variant in this enum
[INFO] [stdout] 37 |     Pending,
[INFO] [stdout] 38 |     Delivered,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommandStatus` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_clients` are never used
[INFO] [stdout]   --> src/grpc.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl GameControlService {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] 48 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub async fn get_clients(&self) -> HashMap<String, Client> {
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClientListResponse` is never constructed
[INFO] [stdout]   --> src/web.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct ClientListResponse {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClientInfo` is never constructed
[INFO] [stdout]   --> src/web.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct ClientInfo {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CurrentCommand` is never constructed
[INFO] [stdout]   --> src/web.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct CurrentCommand {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SendCommandRequest` is never constructed
[INFO] [stdout]   --> src/web.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct SendCommandRequest {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `router` is never used
[INFO] [stdout]   --> src/web.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn router(service: Arc<GameControlService>) -> Router {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_clients` is never used
[INFO] [stdout]   --> src/web.rs:56:10
[INFO] [stdout]    |
[INFO] [stdout] 56 | async fn list_clients(
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_command` is never used
[INFO] [stdout]   --> src/web.rs:97:10
[INFO] [stdout]    |
[INFO] [stdout] 97 | async fn send_command(
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parameters` is never read
[INFO] [stdout]   --> src/grpc.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Command {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 31 |     pub status: CommandStatus,
[INFO] [stdout] 32 |     pub parameters: HashMap<String, String>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Delivered` is never constructed
[INFO] [stdout]   --> src/grpc.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub enum CommandStatus {
[INFO] [stdout]    |          ------------- variant in this enum
[INFO] [stdout] 37 |     Pending,
[INFO] [stdout] 38 |     Delivered,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommandStatus` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_clients` are never used
[INFO] [stdout]   --> src/grpc.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl GameControlService {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] 48 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub async fn get_clients(&self) -> HashMap<String, Client> {
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClientListResponse` is never constructed
[INFO] [stdout]   --> src/web.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct ClientListResponse {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClientInfo` is never constructed
[INFO] [stdout]   --> src/web.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct ClientInfo {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CurrentCommand` is never constructed
[INFO] [stdout]   --> src/web.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct CurrentCommand {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SendCommandRequest` is never constructed
[INFO] [stdout]   --> src/web.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct SendCommandRequest {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `router` is never used
[INFO] [stdout]   --> src/web.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn router(service: Arc<GameControlService>) -> Router {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_clients` is never used
[INFO] [stdout]   --> src/web.rs:56:10
[INFO] [stdout]    |
[INFO] [stdout] 56 | async fn list_clients(
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_command` is never used
[INFO] [stdout]   --> src/web.rs:97:10
[INFO] [stdout]    |
[INFO] [stdout] 97 | async fn send_command(
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "ae68b19dd733567a17e6feb376c62e504414cfc63388226e1597ef9a51a87b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae68b19dd733567a17e6feb376c62e504414cfc63388226e1597ef9a51a87b25", kill_on_drop: false }`
[INFO] [stdout] ae68b19dd733567a17e6feb376c62e504414cfc63388226e1597ef9a51a87b25