[INFO] cloning repository https://github.com/kokolegorille/grpc_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kokolegorille/grpc_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkokolegorille%2Fgrpc_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkokolegorille%2Fgrpc_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 259d8b46911b9f0018a8534dddd86ddca08b0b48
[INFO] testing kokolegorille/grpc_rs against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkokolegorille%2Fgrpc_rs" "/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/kokolegorille/grpc_rs
[INFO] finished tweaking git repo https://github.com/kokolegorille/grpc_rs
[INFO] tweaked toml for git repo https://github.com/kokolegorille/grpc_rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kokolegorille/grpc_rs on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kokolegorille/grpc_rs 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e8789c02fc47f30e1085f100d8115dc8da84c01a188e8406b1f429ca0ead505
[INFO] running `Command { std: "docker" "start" "-a" "6e8789c02fc47f30e1085f100d8115dc8da84c01a188e8406b1f429ca0ead505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e8789c02fc47f30e1085f100d8115dc8da84c01a188e8406b1f429ca0ead505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e8789c02fc47f30e1085f100d8115dc8da84c01a188e8406b1f429ca0ead505", kill_on_drop: false }`
[INFO] [stdout] 6e8789c02fc47f30e1085f100d8115dc8da84c01a188e8406b1f429ca0ead505
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88156536dd6c41e732924093d32560eb513ef56c392a74e0ce59b9f59e0ae6ac
[INFO] running `Command { std: "docker" "start" "-a" "88156536dd6c41e732924093d32560eb513ef56c392a74e0ce59b9f59e0ae6ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling libc v0.2.165
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling bytes v1.8.0
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling rustix v0.38.41
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling prettyplease v0.2.25
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling fastrand v2.2.0
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling multimap v0.10.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling tempfile v3.14.0
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling tower v0.5.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling prost-derive v0.13.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling pin-project-internal v1.1.7
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling tokio v1.41.1
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling prost v0.13.3
[INFO] [stderr]    Compiling pin-project v1.1.7
[INFO] [stderr]    Compiling axum-core v0.4.5
[INFO] [stderr]    Compiling prost-types v0.13.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling prost-build v0.13.3
[INFO] [stderr]    Compiling axum v0.7.9
[INFO] [stderr]    Compiling tonic-build v0.12.3
[INFO] [stderr]    Compiling grpc_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-util v0.7.12
[INFO] [stderr]    Compiling tokio-stream v0.1.16
[INFO] [stderr]    Compiling h2 v0.4.7
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling hyper v1.5.1
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling hyper-timeout v0.5.2
[INFO] [stderr]    Compiling tonic v0.12.3
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/server.rs:58:10
[INFO] [stdout]    |
[INFO] [stdout] 58 | async fn main() -> Result<(), Box<dyn 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: function `streaming_echo` is never used
[INFO] [stdout]   --> src/client.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | async fn streaming_echo(client: &mut StreamClient<Channel>, num: usize) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/client.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.75s
[INFO] running `Command { std: "docker" "inspect" "88156536dd6c41e732924093d32560eb513ef56c392a74e0ce59b9f59e0ae6ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88156536dd6c41e732924093d32560eb513ef56c392a74e0ce59b9f59e0ae6ac", kill_on_drop: false }`
[INFO] [stdout] 88156536dd6c41e732924093d32560eb513ef56c392a74e0ce59b9f59e0ae6ac
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5958d794f68d6d37b7e06a90466b319af8397b6da6d58330f5a15448ee860ea
[INFO] running `Command { std: "docker" "start" "-a" "e5958d794f68d6d37b7e06a90466b319af8397b6da6d58330f5a15448ee860ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling grpc_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/server.rs:58:10
[INFO] [stdout]    |
[INFO] [stdout] 58 | async fn main() -> Result<(), Box<dyn 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: function `streaming_echo` is never used
[INFO] [stdout]   --> src/client.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | async fn streaming_echo(client: &mut StreamClient<Channel>, num: usize) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/client.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "e5958d794f68d6d37b7e06a90466b319af8397b6da6d58330f5a15448ee860ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5958d794f68d6d37b7e06a90466b319af8397b6da6d58330f5a15448ee860ea", kill_on_drop: false }`
[INFO] [stdout] e5958d794f68d6d37b7e06a90466b319af8397b6da6d58330f5a15448ee860ea
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44c16e0fea7a1db15c798a55e6315c72fa5b7ba696c58e6f8081d71c0f3d0f2a
[INFO] running `Command { std: "docker" "start" "-a" "44c16e0fea7a1db15c798a55e6315c72fa5b7ba696c58e6f8081d71c0f3d0f2a", kill_on_drop: false }`
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]   --> src/server.rs:58:10
[INFO] [stderr]    |
[INFO] [stderr] 58 | async fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `streaming_echo` is never used
[INFO] [stderr]   --> src/client.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 | async fn streaming_echo(client: &mut StreamClient<Channel>, num: usize) {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]   --> src/client.rs:29:10
[INFO] [stderr]    |
[INFO] [stderr] 29 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `grpc_rs` (bin "grpc_rs" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/client.rs (/opt/rustwide/target/debug/deps/grpc_client-29a8ff13e3141dda)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/server.rs (/opt/rustwide/target/debug/deps/grpc_server-364cc7aa61ca3da6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grpc_rs-01d7f9ae5418faf6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "44c16e0fea7a1db15c798a55e6315c72fa5b7ba696c58e6f8081d71c0f3d0f2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c16e0fea7a1db15c798a55e6315c72fa5b7ba696c58e6f8081d71c0f3d0f2a", kill_on_drop: false }`
[INFO] [stdout] 44c16e0fea7a1db15c798a55e6315c72fa5b7ba696c58e6f8081d71c0f3d0f2a
