[INFO] cloning repository https://github.com/kuznetsss/hyper_echo_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kuznetsss/hyper_echo_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuznetsss%2Fhyper_echo_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuznetsss%2Fhyper_echo_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 673327ae9939d06f54806f80983149d2714092a7
[INFO] checking kuznetsss/hyper_echo_server against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuznetsss%2Fhyper_echo_server" "/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/kuznetsss/hyper_echo_server
[INFO] finished tweaking git repo https://github.com/kuznetsss/hyper_echo_server
[INFO] tweaked toml for git repo https://github.com/kuznetsss/hyper_echo_server written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kuznetsss/hyper_echo_server on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kuznetsss/hyper_echo_server 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook-registry v1.4.6
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[INFO] [stderr]   Downloaded hyper-tls v0.6.0
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ca8dcd627bd48669d40c99c98ada14311e873e565f7386a06a85b5f90a0ebbf
[INFO] running `Command { std: "docker" "start" "-a" "5ca8dcd627bd48669d40c99c98ada14311e873e565f7386a06a85b5f90a0ebbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ca8dcd627bd48669d40c99c98ada14311e873e565f7386a06a85b5f90a0ebbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ca8dcd627bd48669d40c99c98ada14311e873e565f7386a06a85b5f90a0ebbf", kill_on_drop: false }`
[INFO] [stdout] 5ca8dcd627bd48669d40c99c98ada14311e873e565f7386a06a85b5f90a0ebbf
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19f65694602446834c8ca2404c0ebf1b1711806f7b4eb000c0c095dd6042205b
[INFO] running `Command { std: "docker" "start" "-a" "19f65694602446834c8ca2404c0ebf1b1711806f7b4eb000c0c095dd6042205b", kill_on_drop: false }`
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[INFO] [stdout] warning: function `spawn_server_with_ws_pings` is never used
[INFO] [stdout]   --> tests/common.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub async fn spawn_server_with_ws_pings(
[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 `WsClient` is never constructed
[INFO] [stdout]   --> tests/common.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct WsClient {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `connect`, `send_message`, `send_pong`, and `receive` are never used
[INFO] [stdout]    --> tests/common.rs:66:18
[INFO] [stdout]     |
[INFO] [stdout]  65 | impl WsClient {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  66 |     pub async fn connect(port: u16) -> Self {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     pub async fn send_message(&mut self, data: &str) -> Result<(), WebSocketError> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  98 |     pub async fn send_pong(&mut self) -> Result<(), WebSocketError> {
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub async fn receive(&mut self) -> Result<(OpCode, Option<String>), WebSocketError> {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.94s
[INFO] running `Command { std: "docker" "inspect" "19f65694602446834c8ca2404c0ebf1b1711806f7b4eb000c0c095dd6042205b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f65694602446834c8ca2404c0ebf1b1711806f7b4eb000c0c095dd6042205b", kill_on_drop: false }`
[INFO] [stdout] 19f65694602446834c8ca2404c0ebf1b1711806f7b4eb000c0c095dd6042205b
