[INFO] cloning repository https://github.com/DO-2K23-26/grpc-by-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DO-2K23-26/grpc-by-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDO-2K23-26%2Fgrpc-by-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDO-2K23-26%2Fgrpc-by-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] acb13158689f8c75f7b216b8b4b5209acf157b62 [INFO] checking DO-2K23-26/grpc-by-examples/acb13158689f8c75f7b216b8b4b5209acf157b62 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDO-2K23-26%2Fgrpc-by-examples" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DO-2K23-26/grpc-by-examples on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DO-2K23-26/grpc-by-examples [INFO] finished tweaking git repo https://github.com/DO-2K23-26/grpc-by-examples [INFO] tweaked toml for git repo https://github.com/DO-2K23-26/grpc-by-examples written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/DO-2K23-26/grpc-by-examples 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13043edc6a63343c6822cd938e4c7931d90bf57a6e2e44b269fa1c3ffced795c [INFO] running `Command { std: "docker" "start" "-a" "13043edc6a63343c6822cd938e4c7931d90bf57a6e2e44b269fa1c3ffced795c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13043edc6a63343c6822cd938e4c7931d90bf57a6e2e44b269fa1c3ffced795c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13043edc6a63343c6822cd938e4c7931d90bf57a6e2e44b269fa1c3ffced795c", kill_on_drop: false }` [INFO] [stdout] 13043edc6a63343c6822cd938e4c7931d90bf57a6e2e44b269fa1c3ffced795c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 03c3c8c8efb1aa4f2522d39baa69dd95beaf936ab65fb87d487a35f0ed6cc533 [INFO] running `Command { std: "docker" "start" "-a" "03c3c8c8efb1aa4f2522d39baa69dd95beaf936ab65fb87d487a35f0ed6cc533", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling rustversion v1.0.17 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Compiling regex-syntax v0.8.4 [INFO] [stderr] Compiling syn v2.0.71 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Checking tower-layer v0.3.2 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling prettyplease v0.2.20 [INFO] [stderr] Compiling bytes v1.6.1 [INFO] [stderr] Compiling httparse v1.9.4 [INFO] [stderr] Compiling linux-raw-sys v0.4.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling fastrand v2.1.0 [INFO] [stderr] Compiling itertools v0.13.0 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Compiling petgraph v0.6.5 [INFO] [stderr] Compiling multimap v0.10.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking sync_wrapper v0.1.2 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] Checking sync_wrapper v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.120 [INFO] [stderr] Checking matchit v0.7.3 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Compiling axum-core v0.4.3 [INFO] [stderr] Compiling axum v0.7.5 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking http-body v1.0.1 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking crossbeam-queue v0.3.11 [INFO] [stderr] Checking std-ext v0.2.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling regex v1.10.5 [INFO] [stderr] Compiling tempfile v3.10.1 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.3.0 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling prost-derive v0.13.1 [INFO] [stderr] Compiling serde_derive v1.0.204 [INFO] [stderr] Compiling async-trait v0.1.81 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking tokio v1.38.0 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling prost v0.13.1 [INFO] [stderr] Compiling prost-types v0.13.1 [INFO] [stderr] Compiling prost-build v0.13.1 [INFO] [stderr] Checking serde v1.0.204 [INFO] [stderr] Compiling tonic-build v0.12.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking http-body-util v0.1.2 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking queue-ext v0.4.1 [INFO] [stderr] Checking mpsc v0.2.3 [INFO] [stderr] Checking tokio-util v0.7.11 [INFO] [stderr] Checking tokio-stream v0.1.15 [INFO] [stderr] Checking h2 v0.4.5 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Compiling grpc-poc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking hyper v1.4.1 [INFO] [stderr] Checking hyper-util v0.1.6 [INFO] [stderr] Checking hyper-timeout v0.5.1 [INFO] [stderr] Checking tonic v0.12.0 [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/client.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `borrow::Borrow` [INFO] [stdout] --> src/server.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{borrow::Borrow, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `watch` [INFO] [stdout] --> src/server.rs:11:25 [INFO] [stdout] | [INFO] [stdout] 11 | use tokio::sync::{mpsc, watch}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/client.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/client.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/client.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `borrow::Borrow` [INFO] [stdout] --> src/server.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{borrow::Borrow, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `watch` [INFO] [stdout] --> src/server.rs:11:25 [INFO] [stdout] | [INFO] [stdout] 11 | use tokio::sync::{mpsc, watch}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_hello_server::AsyncHello` [INFO] [stdout] --> src/client.rs:4:43 [INFO] [stdout] | [INFO] [stdout] 4 | async_hello_client::AsyncHelloClient, async_hello_server::AsyncHello, HelloRequest, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_hello_server::AsyncHello` [INFO] [stdout] --> src/client.rs:4:43 [INFO] [stdout] | [INFO] [stdout] 4 | async_hello_client::AsyncHelloClient, async_hello_server::AsyncHello, HelloRequest, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_hello_server::AsyncHello` [INFO] [stdout] --> src/client.rs:4:43 [INFO] [stdout] | [INFO] [stdout] 4 | async_hello_client::AsyncHelloClient, async_hello_server::AsyncHello, HelloRequest, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_hello_server::AsyncHello` [INFO] [stdout] --> src/client.rs:4:43 [INFO] [stdout] | [INFO] [stdout] 4 | async_hello_client::AsyncHelloClient, async_hello_server::AsyncHello, HelloRequest, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CustomError` is never used [INFO] [stdout] --> src/client.rs:18:6 [INFO] [stdout] | [INFO] [stdout] 18 | enum CustomError { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_request` is never used [INFO] [stdout] --> src/client.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | async fn send_request(channel: Channel) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CustomError` is never used [INFO] [stdout] --> src/client.rs:18:6 [INFO] [stdout] | [INFO] [stdout] 18 | enum CustomError { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_request` is never used [INFO] [stdout] --> src/client.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | async fn send_request(channel: Channel) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CustomError` is never used [INFO] [stdout] --> src/client.rs:18:6 [INFO] [stdout] | [INFO] [stdout] 18 | enum CustomError { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/client.rs:24:10 [INFO] [stdout] | [INFO] [stdout] 24 | async fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_request` is never used [INFO] [stdout] --> src/client.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | async fn send_request(channel: Channel) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_async_hello` is never used [INFO] [stdout] --> src/client.rs:50:10 [INFO] [stdout] | [INFO] [stdout] 50 | async fn send_async_hello(channel: Channel) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CustomError` is never used [INFO] [stdout] --> src/client.rs:18:6 [INFO] [stdout] | [INFO] [stdout] 18 | enum CustomError { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/client.rs:24:10 [INFO] [stdout] | [INFO] [stdout] 24 | async fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_request` is never used [INFO] [stdout] --> src/client.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | async fn send_request(channel: Channel) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_async_hello` is never used [INFO] [stdout] --> src/client.rs:50:10 [INFO] [stdout] | [INFO] [stdout] 50 | async fn send_async_hello(channel: Channel) -> Result<(), Box> { [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] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.56s [INFO] running `Command { std: "docker" "inspect" "03c3c8c8efb1aa4f2522d39baa69dd95beaf936ab65fb87d487a35f0ed6cc533", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03c3c8c8efb1aa4f2522d39baa69dd95beaf936ab65fb87d487a35f0ed6cc533", kill_on_drop: false }` [INFO] [stdout] 03c3c8c8efb1aa4f2522d39baa69dd95beaf936ab65fb87d487a35f0ed6cc533