[INFO] fetching crate prometheus-axum-middleware 0.1.1... [INFO] checking prometheus-axum-middleware-0.1.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate prometheus-axum-middleware 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate prometheus-axum-middleware 0.1.1 [INFO] finished tweaking crates.io crate prometheus-axum-middleware 0.1.1 [INFO] tweaked toml for crates.io crate prometheus-axum-middleware 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate prometheus-axum-middleware 0.1.1 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 crates.io crate prometheus-axum-middleware 0.1.1 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c10eb48f35558112ac3220fde70af74b5662593fa4251de340a1f21390e70b5e [INFO] running `Command { std: "docker" "start" "-a" "c10eb48f35558112ac3220fde70af74b5662593fa4251de340a1f21390e70b5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c10eb48f35558112ac3220fde70af74b5662593fa4251de340a1f21390e70b5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c10eb48f35558112ac3220fde70af74b5662593fa4251de340a1f21390e70b5e", kill_on_drop: false }` [INFO] [stdout] c10eb48f35558112ac3220fde70af74b5662593fa4251de340a1f21390e70b5e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cd03bb289a253ebb2efbd2e385434d444def1075122acdd9bb5fb4bfc5a582ad [INFO] running `Command { std: "docker" "start" "-a" "cd03bb289a253ebb2efbd2e385434d444def1075122acdd9bb5fb4bfc5a582ad", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking bytes v1.10.1 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking litemap v0.8.0 [INFO] [stderr] Checking writeable v0.6.1 [INFO] [stderr] Compiling icu_properties_data v2.0.1 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking tower-service v0.3.3 [INFO] [stderr] Compiling httparse v1.10.1 [INFO] [stderr] Checking percent-encoding v2.3.1 [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Compiling icu_normalizer_data v2.0.0 [INFO] [stderr] Checking tracing-core v0.1.34 [INFO] [stderr] Compiling cc v1.2.26 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Checking untrusted v0.9.0 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking sync_wrapper v1.0.2 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Checking tower-layer v0.3.3 [INFO] [stderr] Compiling rustls v0.23.27 [INFO] [stderr] Checking rustls-pki-types v1.12.0 [INFO] [stderr] Checking form_urlencoded v1.2.1 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Checking ipnet v2.11.0 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling protobuf v3.7.2 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling rustversion v1.0.21 [INFO] [stderr] Checking utf8_iter v1.0.4 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Checking webpki-roots v1.0.0 [INFO] [stderr] Checking http v1.3.1 [INFO] [stderr] Checking bitflags v2.9.1 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Compiling prometheus v0.14.0 [INFO] [stderr] Checking iri-string v0.7.8 [INFO] [stderr] Compiling itertools v0.14.0 [INFO] [stderr] Compiling snap v1.1.1 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] Checking matchit v0.8.4 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.103 [INFO] [stderr] Checking http-body v1.0.1 [INFO] [stderr] Compiling ring v0.17.14 [INFO] [stderr] Checking http-body-util v0.1.3 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking socket2 v0.5.10 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking serde_path_to_error v0.1.17 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling tracing-attributes v0.1.29 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Compiling prost-derive v0.13.5 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Checking rustls-webpki v0.103.3 [INFO] [stderr] Checking tokio v1.45.1 [INFO] [stderr] Checking prost v0.13.5 [INFO] [stderr] Checking protobuf-support v3.7.2 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking zerofrom v0.1.6 [INFO] [stderr] Checking yoke v0.8.0 [INFO] [stderr] Checking axum-core v0.5.2 [INFO] [stderr] Checking zerovec v0.11.2 [INFO] [stderr] Checking zerotrie v0.2.2 [INFO] [stderr] Checking tinystr v0.8.1 [INFO] [stderr] Checking potential_utf v0.1.2 [INFO] [stderr] Checking icu_collections v2.0.0 [INFO] [stderr] Checking icu_locale_core v2.0.0 [INFO] [stderr] Checking icu_provider v2.0.0 [INFO] [stderr] Checking icu_properties v2.0.1 [INFO] [stderr] Checking icu_normalizer v2.0.0 [INFO] [stderr] Checking hyper v1.6.0 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking idna_adapter v1.2.1 [INFO] [stderr] Checking tower-http v0.6.6 [INFO] [stderr] Checking idna v1.0.3 [INFO] [stderr] Checking hyper-util v0.1.14 [INFO] [stderr] Checking url v2.5.4 [INFO] [stderr] Checking tokio-rustls v0.26.2 [INFO] [stderr] Checking hyper-rustls v0.27.7 [INFO] [stderr] Checking axum v0.8.4 [INFO] [stderr] Checking reqwest v0.12.20 [INFO] [stderr] Checking prometheus-reqwest-remote-write v0.4.0 [INFO] [stderr] Checking prometheus-axum-middleware v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:365:24 [INFO] [stdout] | [INFO] [stdout] 365 | let response = app [INFO] [stdout] | ________________________^ [INFO] [stdout] 366 | | .oneshot( [INFO] [stdout] 367 | | Request::builder() [INFO] [stdout] 368 | | .method("GET") [INFO] [stdout] ... | [INFO] [stdout] 373 | | .await [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:373:14 [INFO] [stdout] | [INFO] [stdout] 373 | .await [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:365:24 [INFO] [stdout] | [INFO] [stdout] 365 | let response = app [INFO] [stdout] | ________________________^ [INFO] [stdout] 366 | | .oneshot( [INFO] [stdout] 367 | | Request::builder() [INFO] [stdout] 368 | | .method("GET") [INFO] [stdout] ... | [INFO] [stdout] 373 | | .await [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:402:24 [INFO] [stdout] | [INFO] [stdout] 402 | let response = app [INFO] [stdout] | ________________________^ [INFO] [stdout] 403 | | .oneshot( [INFO] [stdout] 404 | | Request::builder() [INFO] [stdout] 405 | | .method("GET") [INFO] [stdout] ... | [INFO] [stdout] 410 | | .await [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:410:14 [INFO] [stdout] | [INFO] [stdout] 410 | .await [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:402:24 [INFO] [stdout] | [INFO] [stdout] 402 | let response = app [INFO] [stdout] | ________________________^ [INFO] [stdout] 403 | | .oneshot( [INFO] [stdout] 404 | | Request::builder() [INFO] [stdout] 405 | | .method("GET") [INFO] [stdout] ... | [INFO] [stdout] 410 | | .await [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:424:24 [INFO] [stdout] | [INFO] [stdout] 424 | let response = app [INFO] [stdout] | ________________________^ [INFO] [stdout] 425 | | .oneshot( [INFO] [stdout] 426 | | Request::builder() [INFO] [stdout] 427 | | .method("GET") [INFO] [stdout] ... | [INFO] [stdout] 432 | | .await [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:432:14 [INFO] [stdout] | [INFO] [stdout] 432 | .await [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:424:24 [INFO] [stdout] | [INFO] [stdout] 424 | let response = app [INFO] [stdout] | ________________________^ [INFO] [stdout] 425 | | .oneshot( [INFO] [stdout] 426 | | Request::builder() [INFO] [stdout] 427 | | .method("GET") [INFO] [stdout] ... | [INFO] [stdout] 432 | | .await [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:450:24 [INFO] [stdout] | [INFO] [stdout] 450 | let response = app.clone() [INFO] [stdout] | ________________________^ [INFO] [stdout] 451 | | .oneshot( [INFO] [stdout] 452 | | Request::builder() [INFO] [stdout] 453 | | .method("GET") [INFO] [stdout] ... | [INFO] [stdout] 458 | | .await [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:458:14 [INFO] [stdout] | [INFO] [stdout] 458 | .await [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/lib.rs:450:24 [INFO] [stdout] | [INFO] [stdout] 450 | let response = app.clone() [INFO] [stdout] | ________________________^ [INFO] [stdout] 451 | | .oneshot( [INFO] [stdout] 452 | | Request::builder() [INFO] [stdout] 453 | | .method("GET") [INFO] [stdout] ... | [INFO] [stdout] 458 | | .await [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible> [INFO] [stdout] --> src/lib.rs:494:36 [INFO] [stdout] | [INFO] [stdout] 494 | async move { [INFO] [stdout] | ____________________________________^ [INFO] [stdout] 495 | | // Capture headers [INFO] [stdout] 496 | | let headers = req.headers().clone(); [INFO] [stdout] 497 | | let (_, body) = req.into_parts(); [INFO] [stdout] ... | [INFO] [stdout] 503 | | Ok::<_, std::convert::Infallible>("ok") [INFO] [stdout] 504 | | } [INFO] [stdout] | |_________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible> [INFO] [stdout] --> src/lib.rs:503:29 [INFO] [stdout] | [INFO] [stdout] 503 | ... Ok::<_, std::convert::Infallible>("ok") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `prometheus-axum-middleware` (lib test) due to 14 previous errors [INFO] running `Command { std: "docker" "inspect" "cd03bb289a253ebb2efbd2e385434d444def1075122acdd9bb5fb4bfc5a582ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd03bb289a253ebb2efbd2e385434d444def1075122acdd9bb5fb4bfc5a582ad", kill_on_drop: false }` [INFO] [stdout] cd03bb289a253ebb2efbd2e385434d444def1075122acdd9bb5fb4bfc5a582ad