[INFO] fetching crate wit-bindgen 0.47.0...
[INFO] checking wit-bindgen-0.47.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate wit-bindgen 0.47.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate wit-bindgen 0.47.0
[INFO] finished tweaking crates.io crate wit-bindgen 0.47.0
[INFO] tweaked toml for crates.io crate wit-bindgen 0.47.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wit-bindgen 0.47.0 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 wit-bindgen 0.47.0 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] 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] fb7200f0fdeec995bc974f26591c08739603e367b8a5362bf631673dfb31a8d2
[INFO] running `Command { std: "docker" "start" "-a" "fb7200f0fdeec995bc974f26591c08739603e367b8a5362bf631673dfb31a8d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb7200f0fdeec995bc974f26591c08739603e367b8a5362bf631673dfb31a8d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb7200f0fdeec995bc974f26591c08739603e367b8a5362bf631673dfb31a8d2", kill_on_drop: false }`
[INFO] [stdout] fb7200f0fdeec995bc974f26591c08739603e367b8a5362bf631673dfb31a8d2
[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] 28665900c1a0652c25733a62786aa0d362d90618f056fd20df32f3591b3e6141
[INFO] running `Command { std: "docker" "start" "-a" "28665900c1a0652c25733a62786aa0d362d90618f056fd20df32f3591b3e6141", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling wasmparser v0.240.0
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling wasm-encoder v0.240.0
[INFO] [stderr]    Compiling leb128fmt v0.1.0
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stderr]    Compiling wit-bindgen-rust v0.47.0
[INFO] [stderr]    Compiling wit-bindgen-rust-macro v0.47.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling wit-bindgen v0.47.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling wit-parser v0.240.0
[INFO] [stderr]    Compiling wasm-metadata v0.240.0
[INFO] [stderr]    Compiling wit-component v0.240.0
[INFO] [stderr]    Compiling wit-bindgen-core v0.47.0
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/rt/async_support/abi_buffer.rs:85:26
[INFO] [stdout]    |
[INFO] [stdout] 85 |             return (ptr, len.try_into().unwrap());
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wit-bindgen` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/rt/async_support/abi_buffer.rs:85:26
[INFO] [stdout]    |
[INFO] [stdout] 85 |             return (ptr, len.try_into().unwrap());
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wit-bindgen` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "28665900c1a0652c25733a62786aa0d362d90618f056fd20df32f3591b3e6141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28665900c1a0652c25733a62786aa0d362d90618f056fd20df32f3591b3e6141", kill_on_drop: false }`
[INFO] [stdout] 28665900c1a0652c25733a62786aa0d362d90618f056fd20df32f3591b3e6141