[INFO] cloning repository https://github.com/vivekpal1/gossipRPC
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vivekpal1/gossipRPC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvivekpal1%2FgossipRPC", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvivekpal1%2FgossipRPC'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b8cb50311b258622bdaa266f761e4aa24540ec3
[INFO] checking vivekpal1/gossipRPC against try#47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268 for pr-149058
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvivekpal1%2FgossipRPC" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vivekpal1/gossipRPC
[INFO] finished tweaking git repo https://github.com/vivekpal1/gossipRPC
[INFO] tweaked toml for git repo https://github.com/vivekpal1/gossipRPC written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vivekpal1/gossipRPC on toolchain 47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vivekpal1/gossipRPC 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" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "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 ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "c46d9f82a4756bd91855b2dae7734eb38a68e5e7e702fa927a54a04662721cd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c46d9f82a4756bd91855b2dae7734eb38a68e5e7e702fa927a54a04662721cd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46d9f82a4756bd91855b2dae7734eb38a68e5e7e702fa927a54a04662721cd8", kill_on_drop: false }`
[INFO] [stdout] c46d9f82a4756bd91855b2dae7734eb38a68e5e7e702fa927a54a04662721cd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f1b5c5183857c20de201c433f7f953651fe0366c2d9e2044291759bb1738daa
[INFO] running `Command { std: "docker" "start" "-a" "2f1b5c5183857c20de201c433f7f953651fe0366c2d9e2044291759bb1738daa", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `IdentTopic`, `MessageAuthenticity`, and `self`
[INFO] [stdout]  --> src/behaviour.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     self,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6 |     IdentTopic,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 7 |     MessageAuthenticity,
[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 imports: `IdentTopic`, `MessageAuthenticity`, and `self`
[INFO] [stdout]  --> src/behaviour.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     self,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6 |     IdentTopic,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 7 |     MessageAuthenticity,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pending_requests` is never read
[INFO] [stdout]   --> src/node.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Node {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pending_requests: HashMap<String, mpsc::Sender<RpcResponse>>,
[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 `pending_requests` is never read
[INFO] [stdout]   --> src/node.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Node {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pending_requests: HashMap<String, mpsc::Sender<RpcResponse>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `error` is never used
[INFO] [stdout]   --> src/rpc.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl RpcResponse {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn error(id: String, error: String) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `error` is never used
[INFO] [stdout]   --> src/rpc.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl RpcResponse {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn error(id: String, error: String) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.13s
[INFO] running `Command { std: "docker" "inspect" "2f1b5c5183857c20de201c433f7f953651fe0366c2d9e2044291759bb1738daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1b5c5183857c20de201c433f7f953651fe0366c2d9e2044291759bb1738daa", kill_on_drop: false }`
[INFO] [stdout] 2f1b5c5183857c20de201c433f7f953651fe0366c2d9e2044291759bb1738daa