[INFO] cloning repository https://github.com/letsgetrusty/load-balancer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/letsgetrusty/load-balancer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletsgetrusty%2Fload-balancer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletsgetrusty%2Fload-balancer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6e72a6d547cd0a525fbd72b0f2a6c65ee419c4ad [INFO] checking letsgetrusty/load-balancer against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletsgetrusty%2Fload-balancer" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/letsgetrusty/load-balancer [INFO] finished tweaking git repo https://github.com/letsgetrusty/load-balancer [INFO] tweaked toml for git repo https://github.com/letsgetrusty/load-balancer written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/letsgetrusty/load-balancer on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/letsgetrusty/load-balancer 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dd86d7b48bf8c0ecb7dba8eacfb21aaf1cc51b19c383aee6e73a9c1362f0f258 [INFO] running `Command { std: "docker" "start" "-a" "dd86d7b48bf8c0ecb7dba8eacfb21aaf1cc51b19c383aee6e73a9c1362f0f258", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd86d7b48bf8c0ecb7dba8eacfb21aaf1cc51b19c383aee6e73a9c1362f0f258", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd86d7b48bf8c0ecb7dba8eacfb21aaf1cc51b19c383aee6e73a9c1362f0f258", kill_on_drop: false }` [INFO] [stdout] dd86d7b48bf8c0ecb7dba8eacfb21aaf1cc51b19c383aee6e73a9c1362f0f258 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d43ed737edf02346aff0d5e9b2ed4ebd169cea257f890e0b6c67ac1d6d8f64a [INFO] running `Command { std: "docker" "start" "-a" "5d43ed737edf02346aff0d5e9b2ed4ebd169cea257f890e0b6c67ac1d6d8f64a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Checking bytes v1.10.1 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling httparse v1.9.4 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Checking tower-service v0.3.3 [INFO] [stderr] Checking tower-layer v0.3.3 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking percent-encoding v2.3.2 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Checking ipnet v2.11.0 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking sync_wrapper v1.0.2 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking http v1.3.1 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking socket2 v0.6.1 [INFO] [stderr] Checking mio v1.1.0 [INFO] [stderr] Checking hdrhistogram v7.5.4 [INFO] [stderr] Checking http-body v1.0.1 [INFO] [stderr] Checking http-body-util v0.1.3 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Checking tokio v1.48.0 [INFO] [stderr] Checking tokio-util v0.7.11 [INFO] [stderr] Checking h2 v0.4.12 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking hyper v1.7.0 [INFO] [stderr] Checking hyper-util v0.1.17 [INFO] [stderr] Checking load_balancer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/bin/worker.rs:13:105 [INFO] [stdout] | [INFO] [stdout] 13 | async fn worker_handler(req: Request, port: u16) -> Result>, Infallible> { [INFO] [stdout] | _________________________________________________________________________________________________________^ [INFO] [stdout] 14 | | let message = format!( [INFO] [stdout] 15 | | "worker on port {} received {} {}", [INFO] [stdout] 16 | | port, [INFO] [stdout] ... | [INFO] [stdout] 26 | | .expect("response builder")) [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/bin/worker.rs:13:105 [INFO] [stdout] | [INFO] [stdout] 13 | async fn worker_handler(req: Request, port: u16) -> Result>, Infallible> { [INFO] [stdout] | _________________________________________________________________________________________________________^ [INFO] [stdout] 14 | | let message = format!( [INFO] [stdout] 15 | | "worker on port {} received {} {}", [INFO] [stdout] 16 | | port, [INFO] [stdout] ... | [INFO] [stdout] 26 | | .expect("response builder")) [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/bin/worker.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | / Ok(Response::builder() [INFO] [stdout] 24 | | .status(StatusCode::OK) [INFO] [stdout] 25 | | .body(Full::new(Bytes::from(message))) [INFO] [stdout] 26 | | .expect("response builder")) [INFO] [stdout] | |____________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/bin/worker.rs:13:105 [INFO] [stdout] | [INFO] [stdout] 13 | async fn worker_handler(req: Request, port: u16) -> Result>, Infallible> { [INFO] [stdout] | _________________________________________________________________________________________________________^ [INFO] [stdout] 14 | | let message = format!( [INFO] [stdout] 15 | | "worker on port {} received {} {}", [INFO] [stdout] 16 | | port, [INFO] [stdout] ... | [INFO] [stdout] 26 | | .expect("response builder")) [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/bin/worker.rs:13:105 [INFO] [stdout] | [INFO] [stdout] 13 | async fn worker_handler(req: Request, port: u16) -> Result>, Infallible> { [INFO] [stdout] | _________________________________________________________________________________________________________^ [INFO] [stdout] 14 | | let message = format!( [INFO] [stdout] 15 | | "worker on port {} received {} {}", [INFO] [stdout] 16 | | port, [INFO] [stdout] ... | [INFO] [stdout] 26 | | .expect("response builder")) [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/bin/worker.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | / Ok(Response::builder() [INFO] [stdout] 24 | | .status(StatusCode::OK) [INFO] [stdout] 25 | | .body(Full::new(Bytes::from(message))) [INFO] [stdout] 26 | | .expect("response builder")) [INFO] [stdout] | |____________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `load_balancer` (bin "worker") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `load_balancer` (bin "worker" test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "5d43ed737edf02346aff0d5e9b2ed4ebd169cea257f890e0b6c67ac1d6d8f64a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d43ed737edf02346aff0d5e9b2ed4ebd169cea257f890e0b6c67ac1d6d8f64a", kill_on_drop: false }` [INFO] [stdout] 5d43ed737edf02346aff0d5e9b2ed4ebd169cea257f890e0b6c67ac1d6d8f64a