[INFO] cloning repository https://github.com/emanuelef/otel-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emanuelef/otel-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femanuelef%2Fotel-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femanuelef%2Fotel-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8fd3438c0836fb17f0c71d05e03404ca5fd5bde3 [INFO] checking emanuelef/otel-rust 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%2Femanuelef%2Fotel-rust" "/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/emanuelef/otel-rust [INFO] finished tweaking git repo https://github.com/emanuelef/otel-rust [INFO] tweaked toml for git repo https://github.com/emanuelef/otel-rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/emanuelef/otel-rust 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/emanuelef/otel-rust 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] 9e34084c78d432d8617920b8be9ab3376e45803b86364afc3c1076f3c4032f94 [INFO] running `Command { std: "docker" "start" "-a" "9e34084c78d432d8617920b8be9ab3376e45803b86364afc3c1076f3c4032f94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e34084c78d432d8617920b8be9ab3376e45803b86364afc3c1076f3c4032f94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e34084c78d432d8617920b8be9ab3376e45803b86364afc3c1076f3c4032f94", kill_on_drop: false }` [INFO] [stdout] 9e34084c78d432d8617920b8be9ab3376e45803b86364afc3c1076f3c4032f94 [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] f988e434bff124eead5af938b1cdff58d365aecef1e0cbf74cc650466b2ade62 [INFO] running `Command { std: "docker" "start" "-a" "f988e434bff124eead5af938b1cdff58d365aecef1e0cbf74cc650466b2ade62", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.70 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Compiling futures-task v0.3.29 [INFO] [stderr] Compiling futures-util v0.3.29 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking futures-sink v0.3.29 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling futures-channel v0.3.29 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Compiling thiserror v1.0.51 [INFO] [stderr] Compiling crossbeam-utils v0.8.17 [INFO] [stderr] Checking smallvec v1.11.2 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling async-trait v0.1.74 [INFO] [stderr] Checking getrandom v0.2.11 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling syn v2.0.41 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking urlencoding v2.1.3 [INFO] [stderr] Compiling serde v1.0.193 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking http v0.2.11 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking percent-encoding v2.3.1 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Checking crossbeam-channel v0.5.9 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Checking ordered-float v3.9.2 [INFO] [stderr] Checking indexmap v2.1.0 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Compiling futures-macro v0.3.29 [INFO] [stderr] Compiling thiserror-impl v1.0.51 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling serde_derive v1.0.193 [INFO] [stderr] Checking tokio v1.35.0 [INFO] [stderr] Checking futures-executor v0.3.29 [INFO] [stderr] Checking opentelemetry_api v0.20.0 [INFO] [stderr] Checking opentelemetry_sdk v0.20.0 [INFO] [stderr] Checking opentelemetry v0.20.0 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking h2 v0.3.22 [INFO] [stderr] Checking opentelemetry-stdout v0.1.0 [INFO] [stderr] Checking hyper v0.14.27 [INFO] [stderr] Checking dice_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/dice_server.rs:11:75 [INFO] [stdout] | [INFO] [stdout] 11 | async fn handle(req: Request) -> Result, Infallible> { [INFO] [stdout] | ___________________________________________________________________________^ [INFO] [stdout] 12 | | let mut response = Response::new(Body::empty()); [INFO] [stdout] 13 | | [INFO] [stdout] 14 | | let tracer = global::tracer("dice_server"); [INFO] [stdout] ... | [INFO] [stdout] 33 | | Ok(response) [INFO] [stdout] 34 | | } [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/dice_server.rs:11:75 [INFO] [stdout] | [INFO] [stdout] 11 | async fn handle(req: Request) -> Result, Infallible> { [INFO] [stdout] | ___________________________________________________________________________^ [INFO] [stdout] 12 | | let mut response = Response::new(Body::empty()); [INFO] [stdout] 13 | | [INFO] [stdout] 14 | | let tracer = global::tracer("dice_server"); [INFO] [stdout] ... | [INFO] [stdout] 33 | | Ok(response) [INFO] [stdout] 34 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/dice_server.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | Ok(response) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {handle}, Body>, Infallible> [INFO] [stdout] --> src/dice_server.rs:49:50 [INFO] [stdout] | [INFO] [stdout] 49 | let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(handle)) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {handle}, Body>, Infallible> [INFO] [stdout] --> src/dice_server.rs:49:52 [INFO] [stdout] | [INFO] [stdout] 49 | let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(handle)) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dice_server` (bin "dice_server" test) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/dice_server.rs:11:75 [INFO] [stdout] | [INFO] [stdout] 11 | async fn handle(req: Request) -> Result, Infallible> { [INFO] [stdout] | ___________________________________________________________________________^ [INFO] [stdout] 12 | | let mut response = Response::new(Body::empty()); [INFO] [stdout] 13 | | [INFO] [stdout] 14 | | let tracer = global::tracer("dice_server"); [INFO] [stdout] ... | [INFO] [stdout] 33 | | Ok(response) [INFO] [stdout] 34 | | } [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/dice_server.rs:11:75 [INFO] [stdout] | [INFO] [stdout] 11 | async fn handle(req: Request) -> Result, Infallible> { [INFO] [stdout] | ___________________________________________________________________________^ [INFO] [stdout] 12 | | let mut response = Response::new(Body::empty()); [INFO] [stdout] 13 | | [INFO] [stdout] 14 | | let tracer = global::tracer("dice_server"); [INFO] [stdout] ... | [INFO] [stdout] 33 | | Ok(response) [INFO] [stdout] 34 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/dice_server.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | Ok(response) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {handle}, Body>, Infallible> [INFO] [stdout] --> src/dice_server.rs:49:50 [INFO] [stdout] | [INFO] [stdout] 49 | let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(handle)) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {handle}, Body>, Infallible> [INFO] [stdout] --> src/dice_server.rs:49:52 [INFO] [stdout] | [INFO] [stdout] 49 | let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(handle)) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dice_server` (bin "dice_server") due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "f988e434bff124eead5af938b1cdff58d365aecef1e0cbf74cc650466b2ade62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f988e434bff124eead5af938b1cdff58d365aecef1e0cbf74cc650466b2ade62", kill_on_drop: false }` [INFO] [stdout] f988e434bff124eead5af938b1cdff58d365aecef1e0cbf74cc650466b2ade62