[INFO] cloning repository https://github.com/luckychacha/async_demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luckychacha/async_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckychacha%2Fasync_demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckychacha%2Fasync_demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c44c0f4f78182954de1c7c78e18dcfe05af91514 [INFO] checking luckychacha/async_demo against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckychacha%2Fasync_demo" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/luckychacha/async_demo [INFO] finished tweaking git repo https://github.com/luckychacha/async_demo [INFO] tweaked toml for git repo https://github.com/luckychacha/async_demo written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/luckychacha/async_demo on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/luckychacha/async_demo 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redis v0.21.3 [INFO] [stderr] Downloaded combine v4.6.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83e8823d2866ebce785112702f2dcde882f1fe4e0b9d2dfc1bce3d8f45d6b546 [INFO] running `Command { std: "docker" "start" "-a" "83e8823d2866ebce785112702f2dcde882f1fe4e0b9d2dfc1bce3d8f45d6b546", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83e8823d2866ebce785112702f2dcde882f1fe4e0b9d2dfc1bce3d8f45d6b546", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83e8823d2866ebce785112702f2dcde882f1fe4e0b9d2dfc1bce3d8f45d6b546", kill_on_drop: false }` [INFO] [stdout] 83e8823d2866ebce785112702f2dcde882f1fe4e0b9d2dfc1bce3d8f45d6b546 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8aaedaa96138068cb4d934507eb4a94fa27b3a4d702ebf03d8b900e389b48c6c [INFO] running `Command { std: "docker" "start" "-a" "8aaedaa96138068cb4d934507eb4a94fa27b3a4d702ebf03d8b900e389b48c6c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.106 [INFO] [stderr] Compiling cc v1.0.71 [INFO] [stderr] Compiling pkg-config v0.3.22 [INFO] [stderr] Compiling tokio v1.13.0 [INFO] [stderr] Compiling tokio-macros v1.5.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Checking tinyvec v1.5.0 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Checking parking_lot_core v0.8.5 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking futures-util v0.3.17 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling openssl-sys v0.9.70 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling openssl v0.10.38 [INFO] [stderr] Compiling native-tls v0.2.8 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking crossbeam v0.8.1 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking structopt v0.3.25 [INFO] [stderr] Checking futures-executor v0.3.17 [INFO] [stderr] Checking futures v0.3.17 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking tokio-stream v0.1.8 [INFO] [stderr] Checking combine v4.6.2 [INFO] [stderr] Checking mini-redis v0.4.1 [INFO] [stderr] Checking redis v0.21.3 [INFO] [stderr] Checking async_demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> examples/test.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Duration; [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 import: `TcpListener` [INFO] [stdout] --> examples/hello-redis.rs:1:18 [INFO] [stdout] | [INFO] [stdout] 1 | use tokio::net::{TcpListener, TcpStream}; [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 import: `client` [INFO] [stdout] --> src/main.rs:8:45 [INFO] [stdout] | [INFO] [stdout] 8 | use mini_redis::{Connection, Frame, Result, client}; [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 import: `client` [INFO] [stdout] --> src/main.rs:8:45 [INFO] [stdout] | [INFO] [stdout] 8 | use mini_redis::{Connection, Frame, Result, client}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `process` is never used [INFO] [stdout] --> examples/hello-redis.rs:42:10 [INFO] [stdout] | [INFO] [stdout] 42 | async fn process(socket: TcpStream) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this function depends on never type fallback being `()` [INFO] [stdout] --> examples/async-multiplexed.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | async fn test_cmd(con: &MultiplexedConnection, i: i32) -> RedisResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail [INFO] [stdout] --> examples/async-multiplexed.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | .query_async(&mut con) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 15 ~ .query_async::<_, ()>(&mut con) [INFO] [stdout] 16 | .await?; [INFO] [stdout] ... [INFO] [stdout] 20 | .arg(&[&key2, "bar"]) [INFO] [stdout] 21 ~ .query_async::<_, ()>(&mut con) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `async_demo` (example "async-multiplexed") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "8aaedaa96138068cb4d934507eb4a94fa27b3a4d702ebf03d8b900e389b48c6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8aaedaa96138068cb4d934507eb4a94fa27b3a4d702ebf03d8b900e389b48c6c", kill_on_drop: false }` [INFO] [stdout] 8aaedaa96138068cb4d934507eb4a94fa27b3a4d702ebf03d8b900e389b48c6c