[INFO] fetching crate axum-response-cache 0.4.0...
[INFO] checking axum-response-cache-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate axum-response-cache 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate axum-response-cache 0.4.0
[INFO] finished tweaking crates.io crate axum-response-cache 0.4.0
[INFO] tweaked toml for crates.io crate axum-response-cache 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate axum-response-cache 0.4.0 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] crate crates.io crate axum-response-cache 0.4.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bfb86debb7e425d7c3622dd69c24712138aff13b7ca410012c62e2cd9d7ec923
[INFO] running `Command { std: "docker" "start" "-a" "bfb86debb7e425d7c3622dd69c24712138aff13b7ca410012c62e2cd9d7ec923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfb86debb7e425d7c3622dd69c24712138aff13b7ca410012c62e2cd9d7ec923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfb86debb7e425d7c3622dd69c24712138aff13b7ca410012c62e2cd9d7ec923", kill_on_drop: false }`
[INFO] [stdout] bfb86debb7e425d7c3622dd69c24712138aff13b7ca410012c62e2cd9d7ec923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 19dc5546dfd52dc44277ea3972232c583394ceaafd4616737dab1ceeb1b278c4
[INFO] running `Command { std: "docker" "start" "-a" "19dc5546dfd52dc44277ea3972232c583394ceaafd4616737dab1ceeb1b278c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.17
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]     Checking tokio v1.47.0
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]     Checking axum-core v0.5.2
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking axum-core v0.4.5
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling cached_proc_macro v0.25.0
[INFO] [stderr]     Checking cached v0.56.0
[INFO] [stderr]     Checking hyper v1.6.0
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking hyper-util v0.1.16
[INFO] [stderr]     Checking axum v0.8.4
[INFO] [stderr]     Checking axum v0.7.9
[INFO] [stderr]     Checking axum-response-cache v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:559:5
[INFO] [stdout]     |
[INFO] [stdout] 559 |     #[instrument(skip(self, request))]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the attribute macro `instrument` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:590:29
[INFO] [stdout]     |
[INFO] [stdout] 590 |           Box::pin(async move {
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 591 | |             match (cached, evicted) {
[INFO] [stdout] 592 | |                 (Some(value), false) => Ok(value.into_response()),
[INFO] [stdout] 593 | |                 (Some(stale_value), true) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 615 | |         })
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:591:13
[INFO] [stdout]     |
[INFO] [stdout] 591 | /             match (cached, evicted) {
[INFO] [stdout] 592 | |                 (Some(value), false) => Ok(value.into_response()),
[INFO] [stdout] 593 | |                 (Some(stale_value), true) => {
[INFO] [stdout] 594 | |                     let response = inner_fut.await.unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 614 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:592:41
[INFO] [stdout]     |
[INFO] [stdout] 592 |                 (Some(value), false) => Ok(value.into_response()),
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:593:46
[INFO] [stdout]     |
[INFO] [stdout] 593 |                   (Some(stale_value), true) => {
[INFO] [stdout]     |  ______________________________________________^
[INFO] [stdout] 594 | |                     let response = inner_fut.await.unwrap();
[INFO] [stdout] 595 | |                     if response.status().is_success() {
[INFO] [stdout] 596 | |                         Ok(update_cache(&cache, key, response, limit, add_response_headers).await)
[INFO] [stdout] ...   |
[INFO] [stdout] 605 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:594:36
[INFO] [stdout]     |
[INFO] [stdout] 594 |                     let response = inner_fut.await.unwrap();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:594:46
[INFO] [stdout]     |
[INFO] [stdout] 594 |                     let response = inner_fut.await.unwrap();
[INFO] [stdout]     |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:594:36
[INFO] [stdout]     |
[INFO] [stdout] 594 |                     let response = inner_fut.await.unwrap();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:595:21
[INFO] [stdout]     |
[INFO] [stdout] 595 | /                     if response.status().is_success() {
[INFO] [stdout] 596 | |                         Ok(update_cache(&cache, key, response, limit, add_response_headers).await)
[INFO] [stdout] 597 | |                     } else if use_stale {
[INFO] [stdout] 598 | |                         debug!("Returning stale value.");
[INFO] [stdout] ...   |
[INFO] [stdout] 603 | |                         Ok(response)
[INFO] [stdout] 604 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:595:55
[INFO] [stdout]     |
[INFO] [stdout] 595 |                       if response.status().is_success() {
[INFO] [stdout]     |  _______________________________________________________^
[INFO] [stdout] 596 | |                         Ok(update_cache(&cache, key, response, limit, add_response_headers).await)
[INFO] [stdout] 597 | |                     } else if use_stale {
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:596:25
[INFO] [stdout]     |
[INFO] [stdout] 596 |                         Ok(update_cache(&cache, key, response, limit, add_response_headers).await)
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:597:28
[INFO] [stdout]     |
[INFO] [stdout] 597 |                       } else if use_stale {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 598 | |                         debug!("Returning stale value.");
[INFO] [stdout] 599 | |                         Ok(stale_value.into_response())
[INFO] [stdout] 600 | |                     } else {
[INFO] [stdout] ...   |
[INFO] [stdout] 603 | |                         Ok(response)
[INFO] [stdout] 604 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:597:41
[INFO] [stdout]     |
[INFO] [stdout] 597 |                       } else if use_stale {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 598 | |                         debug!("Returning stale value.");
[INFO] [stdout] 599 | |                         Ok(stale_value.into_response())
[INFO] [stdout] 600 | |                     } else {
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:599:25
[INFO] [stdout]     |
[INFO] [stdout] 599 |                         Ok(stale_value.into_response())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:600:28
[INFO] [stdout]     |
[INFO] [stdout] 600 |                       } else {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 601 | |                         debug!("Stale value in cache, evicting and returning failed response.");
[INFO] [stdout] 602 | |                         cache.lock().unwrap().cache_remove(&key);
[INFO] [stdout] 603 | |                         Ok(response)
[INFO] [stdout] 604 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:603:25
[INFO] [stdout]     |
[INFO] [stdout] 603 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:606:30
[INFO] [stdout]     |
[INFO] [stdout] 606 |                   (None, _) => {
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 607 | |                     let response = inner_fut.await.unwrap();
[INFO] [stdout] 608 | |                     if response.status().is_success() {
[INFO] [stdout] 609 | |                         Ok(update_cache(&cache, key, response, limit, add_response_headers).await)
[INFO] [stdout] ...   |
[INFO] [stdout] 613 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:607:36
[INFO] [stdout]     |
[INFO] [stdout] 607 |                     let response = inner_fut.await.unwrap();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:607:46
[INFO] [stdout]     |
[INFO] [stdout] 607 |                     let response = inner_fut.await.unwrap();
[INFO] [stdout]     |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:607:36
[INFO] [stdout]     |
[INFO] [stdout] 607 |                     let response = inner_fut.await.unwrap();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:608:21
[INFO] [stdout]     |
[INFO] [stdout] 608 | /                     if response.status().is_success() {
[INFO] [stdout] 609 | |                         Ok(update_cache(&cache, key, response, limit, add_response_headers).await)
[INFO] [stdout] 610 | |                     } else {
[INFO] [stdout] 611 | |                         Ok(response)
[INFO] [stdout] 612 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:608:55
[INFO] [stdout]     |
[INFO] [stdout] 608 |                       if response.status().is_success() {
[INFO] [stdout]     |  _______________________________________________________^
[INFO] [stdout] 609 | |                         Ok(update_cache(&cache, key, response, limit, add_response_headers).await)
[INFO] [stdout] 610 | |                     } else {
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:609:25
[INFO] [stdout]     |
[INFO] [stdout] 609 |                         Ok(update_cache(&cache, key, response, limit, add_response_headers).await)
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:610:28
[INFO] [stdout]     |
[INFO] [stdout] 610 |                       } else {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 611 | |                         Ok(response)
[INFO] [stdout] 612 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:611:25
[INFO] [stdout]     |
[INFO] [stdout] 611 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:559:5
[INFO] [stdout]     |
[INFO] [stdout] 559 |     #[instrument(skip(self, request))]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:559:5
[INFO] [stdout]     |
[INFO] [stdout] 559 |     #[instrument(skip(self, request))]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:559:5
[INFO] [stdout]     |
[INFO] [stdout] 559 |     #[instrument(skip(self, request))]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]    --> src/lib.rs:559:5
[INFO] [stdout]     |
[INFO] [stdout] 559 |     #[instrument(skip(self, request))]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `axum-response-cache` (lib) due to 29 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "19dc5546dfd52dc44277ea3972232c583394ceaafd4616737dab1ceeb1b278c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19dc5546dfd52dc44277ea3972232c583394ceaafd4616737dab1ceeb1b278c4", kill_on_drop: false }`
[INFO] [stdout] 19dc5546dfd52dc44277ea3972232c583394ceaafd4616737dab1ceeb1b278c4
