[INFO] cloning repository https://github.com/tejmagar/tej-protoc-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tejmagar/tej-protoc-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftejmagar%2Ftej-protoc-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftejmagar%2Ftej-protoc-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7fe612562ea314025da448ce9eb5b63b15b27d5d
[INFO] checking tejmagar/tej-protoc-rust against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftejmagar%2Ftej-protoc-rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tejmagar/tej-protoc-rust on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tejmagar/tej-protoc-rust
[INFO] finished tweaking git repo https://github.com/tejmagar/tej-protoc-rust
[INFO] tweaked toml for git repo https://github.com/tejmagar/tej-protoc-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tejmagar/tej-protoc-rust 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4afb0e8aeef21a15f4ed160e72b11e14e99dbda68864696870089251690e2ca2
[INFO] running `Command { std: "docker" "start" "-a" "4afb0e8aeef21a15f4ed160e72b11e14e99dbda68864696870089251690e2ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4afb0e8aeef21a15f4ed160e72b11e14e99dbda68864696870089251690e2ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4afb0e8aeef21a15f4ed160e72b11e14e99dbda68864696870089251690e2ca2", kill_on_drop: false }`
[INFO] [stdout] 4afb0e8aeef21a15f4ed160e72b11e14e99dbda68864696870089251690e2ca2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68f6563533c904a3120502044a069a6ae8593d0437b92eb3c83e0eee20d38fbb
[INFO] running `Command { std: "docker" "start" "-a" "68f6563533c904a3120502044a069a6ae8593d0437b92eb3c83e0eee20d38fbb", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]     Checking tej-protoc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/ping.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn ping(mut tcp_stream: Arc<RwLock<TcpStream>>, sleep_duration: Duration) -> JoinHandle<()> {
[INFO] [stdout]   |             ----^^^^^^^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/ping.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn ping(mut tcp_stream: Arc<RwLock<TcpStream>>, sleep_duration: Duration) -> JoinHandle<()> {
[INFO] [stdout]   |             ----^^^^^^^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AbstractStream`
[INFO] [stdout]  --> src/main.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tej_protoc::stream::{AbstractStream, Stream, TcpStreamWrapper};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AbstractStream`
[INFO] [stdout]  --> src/main.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tej_protoc::stream::{AbstractStream, Stream, TcpStreamWrapper};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/main.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn handle_decoded_response(stream: Arc<Stream>, decoded_response: DecodedResponse) {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/main.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn handle_decoded_response(stream: Arc<Stream>, decoded_response: DecodedResponse) {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_decoded_response` is never used
[INFO] [stdout]   --> src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn handle_decoded_response(stream: Arc<Stream>, decoded_response: DecodedResponse) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_client` is never used
[INFO] [stdout]   --> src/main.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | async fn test_client() {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_decoded_response` is never used
[INFO] [stdout]   --> src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn handle_decoded_response(stream: Arc<Stream>, decoded_response: DecodedResponse) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_client` is never used
[INFO] [stdout]   --> src/main.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | async fn test_client() {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.89s
[INFO] running `Command { std: "docker" "inspect" "68f6563533c904a3120502044a069a6ae8593d0437b92eb3c83e0eee20d38fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f6563533c904a3120502044a069a6ae8593d0437b92eb3c83e0eee20d38fbb", kill_on_drop: false }`
[INFO] [stdout] 68f6563533c904a3120502044a069a6ae8593d0437b92eb3c83e0eee20d38fbb