[INFO] fetching crate tower-resilience-ratelimiter 0.4.7...
[INFO] checking tower-resilience-ratelimiter-0.4.7 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate tower-resilience-ratelimiter 0.4.7 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate tower-resilience-ratelimiter 0.4.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tower-resilience-ratelimiter 0.4.7
[INFO] tweaked toml for crates.io crate tower-resilience-ratelimiter 0.4.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tower-resilience-ratelimiter 0.4.7 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 tower-resilience-ratelimiter 0.4.7 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-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] 11b72ad20688e4a8322fce9610048d443c86bd1becaf94a81997cfcdca3934f1
[INFO] running `Command { std: "docker" "start" "-a" "11b72ad20688e4a8322fce9610048d443c86bd1becaf94a81997cfcdca3934f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11b72ad20688e4a8322fce9610048d443c86bd1becaf94a81997cfcdca3934f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11b72ad20688e4a8322fce9610048d443c86bd1becaf94a81997cfcdca3934f1", kill_on_drop: false }`
[INFO] [stdout] 11b72ad20688e4a8322fce9610048d443c86bd1becaf94a81997cfcdca3934f1
[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] 7e8918cdc88d36ce8d3e245a54d3aa606aef67125bb29ab7730b446072d66a20
[INFO] running `Command { std: "docker" "start" "-a" "7e8918cdc88d36ce8d3e245a54d3aa606aef67125bb29ab7730b446072d66a20", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking tower-resilience-core v0.4.7
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tower-resilience-ratelimiter v0.4.7 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]   --> examples/ratelimiter_example.rs:43:44
[INFO] [stdout]    |
[INFO] [stdout] 43 |         tower::service_fn(|_req: ()| async { Ok::<_, std::convert::Infallible>("Hello") });
[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<&str, Infallible>
[INFO] [stdout]   --> examples/ratelimiter_example.rs:43:46
[INFO] [stdout]    |
[INFO] [stdout] 43 |         tower::service_fn(|_req: ()| async { Ok::<_, std::convert::Infallible>("Hello") });
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tower-resilience-ratelimiter` (example "ratelimiter_example") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7e8918cdc88d36ce8d3e245a54d3aa606aef67125bb29ab7730b446072d66a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e8918cdc88d36ce8d3e245a54d3aa606aef67125bb29ab7730b446072d66a20", kill_on_drop: false }`
[INFO] [stdout] 7e8918cdc88d36ce8d3e245a54d3aa606aef67125bb29ab7730b446072d66a20