[INFO] fetching crate multipart3 0.2.0...
[INFO] checking multipart3-0.2.0 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate multipart3 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate multipart3 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate multipart3 0.2.0
[INFO] tweaked toml for crates.io crate multipart3 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate multipart3 0.2.0 on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate multipart3 0.2.0 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" "+52995a223f2919dd3e2e427231db90a257350ded" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f9f27de7b9ceb1ae86aa6e7638d1d427f9083878a77a72856dde233662e80bca
[INFO] running `Command { std: "docker" "start" "f9f27de7b9ceb1ae86aa6e7638d1d427f9083878a77a72856dde233662e80bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9f27de7b9ceb1ae86aa6e7638d1d427f9083878a77a72856dde233662e80bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f9f27de7b9ceb1ae86aa6e7638d1d427f9083878a77a72856dde233662e80bca" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9f27de7b9ceb1ae86aa6e7638d1d427f9083878a77a72856dde233662e80bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f9f27de7b9ceb1ae86aa6e7638d1d427f9083878a77a72856dde233662e80bca" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking tiny_http v0.12.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking jiff v0.2.18
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking twoway v0.2.2
[INFO] [stderr]     Checking buffer-redux v1.1.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking tempfile v3.24.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking multipart3 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `Cow<'_, str>`
[INFO] [stdout]    --> src/client/lazy.rs:20:56
[INFO] [stdout]     |
[INFO] [stdout]  16 | macro_rules! try_lazy (
[INFO] [stdout] ...
[INFO] [stdout]  20 |             Err(e) => return Err(LazyError::with_field($field.into(), e)),
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 381 |         let file = try_lazy!(name, File::open(path));
[INFO] [stdout]     |                    --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: you can instead use the fully-qualified path `<Cow<'_, str> as Into<Cow<'_, str>>::into(val) to avoid triggering this lint
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Cow<'_, str>`
[INFO] [stdout]    --> src/client/lazy.rs:20:56
[INFO] [stdout]     |
[INFO] [stdout]  16 | macro_rules! try_lazy (
[INFO] [stdout] ...
[INFO] [stdout]  20 |             Err(e) => return Err(LazyError::with_field($field.into(), e)),
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 382 |         let content_len = try_lazy!(name, file.metadata()).len();
[INFO] [stdout]     |                           -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: you can instead use the fully-qualified path `<Cow<'_, str> as Into<Cow<'_, str>>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr] error: could not compile `multipart3` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f9f27de7b9ceb1ae86aa6e7638d1d427f9083878a77a72856dde233662e80bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f27de7b9ceb1ae86aa6e7638d1d427f9083878a77a72856dde233662e80bca", kill_on_drop: false }`
[INFO] [stdout] f9f27de7b9ceb1ae86aa6e7638d1d427f9083878a77a72856dde233662e80bca
