[INFO] cloning repository https://github.com/winjo/tcp-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/winjo/tcp-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwinjo%2Ftcp-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwinjo%2Ftcp-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fac03f6c1d00305260c54915504b78af3ce7f831
[INFO] checking winjo/tcp-proxy against try#39605810efb1a0d52f955bfba9e4eec7a01d5deb for pr-153692
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwinjo%2Ftcp-proxy" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/winjo/tcp-proxy
[INFO] finished tweaking git repo https://github.com/winjo/tcp-proxy
[INFO] tweaked toml for git repo https://github.com/winjo/tcp-proxy written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/winjo/tcp-proxy on toolchain 39605810efb1a0d52f955bfba9e4eec7a01d5deb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/winjo/tcp-proxy 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" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking winjo/tcp-proxy against try#39605810efb1a0d52f955bfba9e4eec7a01d5deb for pr-153692
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwinjo%2Ftcp-proxy" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/winjo/tcp-proxy
[INFO] finished tweaking git repo https://github.com/winjo/tcp-proxy
[INFO] tweaked toml for git repo https://github.com/winjo/tcp-proxy written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/winjo/tcp-proxy on toolchain 39605810efb1a0d52f955bfba9e4eec7a01d5deb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/winjo/tcp-proxy 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" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2b0e502aa0cebc34e0b23683383183efc01536b3254866328283995729c2444
[INFO] running `Command { std: "docker" "start" "-a" "f2b0e502aa0cebc34e0b23683383183efc01536b3254866328283995729c2444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2b0e502aa0cebc34e0b23683383183efc01536b3254866328283995729c2444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2b0e502aa0cebc34e0b23683383183efc01536b3254866328283995729c2444", kill_on_drop: false }`
[INFO] [stdout] f2b0e502aa0cebc34e0b23683383183efc01536b3254866328283995729c2444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa106f556c67728909ab603ccfb588970fd672a68e10de4413e74dd0929bb30e
[INFO] running `Command { std: "docker" "start" "-a" "aa106f556c67728909ab603ccfb588970fd672a68e10de4413e74dd0929bb30e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.173
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking tcp-proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]  --> src/client.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Config {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_client` is never used
[INFO] [stdout]   --> src/client.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub async fn start_client(config: Config) -> anyhow::Result<()> {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_conn` is never used
[INFO] [stdout]   --> src/client.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | async fn handle_conn(client_conn: TcpStream, proxy_addr: String, target_addr: String) -> anyhow::Result<()> {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_server` is never used
[INFO] [stdout]  --> src/server.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub async fn start_server() -> anyhow::Result<()> {
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_conn` is never used
[INFO] [stdout]   --> src/server.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | async fn handle_conn(client_conn: TcpStream) -> anyhow::Result<()> {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shutdown_signal` is never used
[INFO] [stdout]  --> src/signal.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) async fn shutdown_signal() {
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]  --> src/client.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Config {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_client` is never used
[INFO] [stdout]   --> src/client.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub async fn start_client(config: Config) -> anyhow::Result<()> {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_conn` is never used
[INFO] [stdout]   --> src/client.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | async fn handle_conn(client_conn: TcpStream, proxy_addr: String, target_addr: String) -> anyhow::Result<()> {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_server` is never used
[INFO] [stdout]  --> src/server.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub async fn start_server() -> anyhow::Result<()> {
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_conn` is never used
[INFO] [stdout]   --> src/server.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | async fn handle_conn(client_conn: TcpStream) -> anyhow::Result<()> {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shutdown_signal` is never used
[INFO] [stdout]  --> src/signal.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) async fn shutdown_signal() {
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.23s
[INFO] running `Command { std: "docker" "inspect" "aa106f556c67728909ab603ccfb588970fd672a68e10de4413e74dd0929bb30e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa106f556c67728909ab603ccfb588970fd672a68e10de4413e74dd0929bb30e", kill_on_drop: false }`
[INFO] [stdout] aa106f556c67728909ab603ccfb588970fd672a68e10de4413e74dd0929bb30e