[INFO] fetching crate oneshotserver 1.0.0... [INFO] checking oneshotserver-1.0.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate oneshotserver 1.0.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate oneshotserver 1.0.0 [INFO] finished tweaking crates.io crate oneshotserver 1.0.0 [INFO] tweaked toml for crates.io crate oneshotserver 1.0.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate oneshotserver 1.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 64 packages to latest compatible versions [INFO] [stderr] Adding hyper v0.14.32 (available: v1.8.0) [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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b6999f9a4951c36d3ff9c5aae455ef92f4d07f8898c6b6a370938d711a837674 [INFO] running `Command { std: "docker" "start" "-a" "b6999f9a4951c36d3ff9c5aae455ef92f4d07f8898c6b6a370938d711a837674", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b6999f9a4951c36d3ff9c5aae455ef92f4d07f8898c6b6a370938d711a837674", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6999f9a4951c36d3ff9c5aae455ef92f4d07f8898c6b6a370938d711a837674", kill_on_drop: false }` [INFO] [stdout] b6999f9a4951c36d3ff9c5aae455ef92f4d07f8898c6b6a370938d711a837674 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3f3807cec5eb8ccee701cb55314790270f3dd22a8d4f01de8865cf0114bd72b0 [INFO] running `Command { std: "docker" "start" "-a" "3f3807cec5eb8ccee701cb55314790270f3dd22a8d4f01de8865cf0114bd72b0", kill_on_drop: false }` [INFO] [stderr] Checking lock_api v0.4.14 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Compiling httparse v1.10.1 [INFO] [stderr] Checking signal-hook-registry v1.4.6 [INFO] [stderr] Checking mio v1.1.0 [INFO] [stderr] Checking socket2 v0.6.1 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Checking socket2 v0.5.10 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Checking tracing-core v0.1.34 [INFO] [stderr] Checking tower-service v0.3.3 [INFO] [stderr] Checking debug_print v1.0.0 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Checking tokio v1.48.0 [INFO] [stderr] Checking hyper v0.14.32 [INFO] [stderr] Checking oneshotserver v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:23:87 [INFO] [stdout] | [INFO] [stdout] 23 | async fn handle_request(request: Request) -> Result, Infallible> { [INFO] [stdout] | _______________________________________________________________________________________^ [INFO] [stdout] 24 | | // TODO: Add better error handling in case of failure. [INFO] [stdout] 25 | | match G_SENDER.lock().unwrap().take() { [INFO] [stdout] 26 | | Some(sender) => { [INFO] [stdout] ... | [INFO] [stdout] 36 | | Ok(Response::new(Body::from("Request handled successfully!"))) [INFO] [stdout] 37 | | } [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/lib.rs:23:87 [INFO] [stdout] | [INFO] [stdout] 23 | async fn handle_request(request: Request) -> Result, Infallible> { [INFO] [stdout] | _______________________________________________________________________________________^ [INFO] [stdout] 24 | | // TODO: Add better error handling in case of failure. [INFO] [stdout] 25 | | match G_SENDER.lock().unwrap().take() { [INFO] [stdout] 26 | | Some(sender) => { [INFO] [stdout] ... | [INFO] [stdout] 36 | | Ok(Response::new(Body::from("Request handled successfully!"))) [INFO] [stdout] 37 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | Ok(Response::new(Body::from("Request handled successfully!"))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:54:74 [INFO] [stdout] | [INFO] [stdout] 54 | let make_service = make_service_fn(|_socket: &AddrStream| async move { [INFO] [stdout] | __________________________________________________________________________^ [INFO] [stdout] 55 | | Ok::<_, Infallible>(service_fn(move |request| handle_request(request))) [INFO] [stdout] 56 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | Ok::<_, Infallible>(service_fn(move |request| handle_request(request))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:23:87 [INFO] [stdout] | [INFO] [stdout] 23 | async fn handle_request(request: Request) -> Result, Infallible> { [INFO] [stdout] | _______________________________________________________________________________________^ [INFO] [stdout] 24 | | // TODO: Add better error handling in case of failure. [INFO] [stdout] 25 | | match G_SENDER.lock().unwrap().take() { [INFO] [stdout] 26 | | Some(sender) => { [INFO] [stdout] ... | [INFO] [stdout] 36 | | Ok(Response::new(Body::from("Request handled successfully!"))) [INFO] [stdout] 37 | | } [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/lib.rs:23:87 [INFO] [stdout] | [INFO] [stdout] 23 | async fn handle_request(request: Request) -> Result, Infallible> { [INFO] [stdout] | _______________________________________________________________________________________^ [INFO] [stdout] 24 | | // TODO: Add better error handling in case of failure. [INFO] [stdout] 25 | | match G_SENDER.lock().unwrap().take() { [INFO] [stdout] 26 | | Some(sender) => { [INFO] [stdout] ... | [INFO] [stdout] 36 | | Ok(Response::new(Body::from("Request handled successfully!"))) [INFO] [stdout] 37 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | Ok(Response::new(Body::from("Request handled successfully!"))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:54:74 [INFO] [stdout] | [INFO] [stdout] 54 | let make_service = make_service_fn(|_socket: &AddrStream| async move { [INFO] [stdout] | __________________________________________________________________________^ [INFO] [stdout] 55 | | Ok::<_, Infallible>(service_fn(move |request| handle_request(request))) [INFO] [stdout] 56 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | Ok::<_, Infallible>(service_fn(move |request| handle_request(request))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `oneshotserver` (lib test) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `oneshotserver` (lib) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "3f3807cec5eb8ccee701cb55314790270f3dd22a8d4f01de8865cf0114bd72b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f3807cec5eb8ccee701cb55314790270f3dd22a8d4f01de8865cf0114bd72b0", kill_on_drop: false }` [INFO] [stdout] 3f3807cec5eb8ccee701cb55314790270f3dd22a8d4f01de8865cf0114bd72b0