[INFO] cloning repository https://github.com/LiamMZ/rust_to_ros_interface
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LiamMZ/rust_to_ros_interface" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiamMZ%2Frust_to_ros_interface", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiamMZ%2Frust_to_ros_interface'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04daad28ad5c48153a8e8444bd9f27205d58d7d1
[INFO] checking LiamMZ/rust_to_ros_interface against try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiamMZ%2Frust_to_ros_interface" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LiamMZ/rust_to_ros_interface
[INFO] finished tweaking git repo https://github.com/LiamMZ/rust_to_ros_interface
[INFO] tweaked toml for git repo https://github.com/LiamMZ/rust_to_ros_interface written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LiamMZ/rust_to_ros_interface on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LiamMZ/rust_to_ros_interface 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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "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 LiamMZ/rust_to_ros_interface against try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiamMZ%2Frust_to_ros_interface" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LiamMZ/rust_to_ros_interface
[INFO] finished tweaking git repo https://github.com/LiamMZ/rust_to_ros_interface
[INFO] tweaked toml for git repo https://github.com/LiamMZ/rust_to_ros_interface written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LiamMZ/rust_to_ros_interface on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LiamMZ/rust_to_ros_interface 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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.105
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd4e4989939bd608e31c4f0710aa292ee0bc128b518876e0d5dada18809f7cda
[INFO] running `Command { std: "docker" "start" "-a" "cd4e4989939bd608e31c4f0710aa292ee0bc128b518876e0d5dada18809f7cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd4e4989939bd608e31c4f0710aa292ee0bc128b518876e0d5dada18809f7cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4e4989939bd608e31c4f0710aa292ee0bc128b518876e0d5dada18809f7cda", kill_on_drop: false }`
[INFO] [stdout] cd4e4989939bd608e31c4f0710aa292ee0bc128b518876e0d5dada18809f7cda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8275d39eadd0650c56d6e715d5aa5e994254e2beac2da0b89b01aa64154408ac
[INFO] running `Command { std: "docker" "start" "-a" "8275d39eadd0650c56d6e715d5aa5e994254e2beac2da0b89b01aa64154408ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]     Checking rust_to_ros_interface v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::vec`
[INFO] [stdout]  --> src/socket_utils.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::vec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec`
[INFO] [stdout]  --> src/socket_utils.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::vec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_address`
[INFO] [stdout]   --> src/socket_utils.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn send_message(&self, server_address: &str, message: Message) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ensure_connection` and `receive_message` are never used
[INFO] [stdout]   --> src/socket_utils.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl UdpClient {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |    pub fn ensure_connection(&self, server_address: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn receive_message(&self) -> Result<Message, Box<dyn std::error::Error>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_address`
[INFO] [stdout]   --> src/socket_utils.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn send_message(&self, server_address: &str, message: Message) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ensure_connection` and `receive_message` are never used
[INFO] [stdout]   --> src/socket_utils.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl UdpClient {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |    pub fn ensure_connection(&self, server_address: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn receive_message(&self) -> Result<Message, Box<dyn std::error::Error>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "8275d39eadd0650c56d6e715d5aa5e994254e2beac2da0b89b01aa64154408ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8275d39eadd0650c56d6e715d5aa5e994254e2beac2da0b89b01aa64154408ac", kill_on_drop: false }`
[INFO] [stdout] 8275d39eadd0650c56d6e715d5aa5e994254e2beac2da0b89b01aa64154408ac
