[INFO] fetching crate process-results 0.1.2...
[INFO] testing process-results-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate process-results 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate process-results 0.1.2
[INFO] finished tweaking crates.io crate process-results 0.1.2
[INFO] tweaked toml for crates.io crate process-results 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate process-results 0.1.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01f112cbf5cdb227c17fa1ee85fa14e128d98cbf10b94b1813d7eeb12ff3ef3a
[INFO] running `Command { std: "docker" "start" "-a" "01f112cbf5cdb227c17fa1ee85fa14e128d98cbf10b94b1813d7eeb12ff3ef3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01f112cbf5cdb227c17fa1ee85fa14e128d98cbf10b94b1813d7eeb12ff3ef3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01f112cbf5cdb227c17fa1ee85fa14e128d98cbf10b94b1813d7eeb12ff3ef3a", kill_on_drop: false }`
[INFO] [stdout] 01f112cbf5cdb227c17fa1ee85fa14e128d98cbf10b94b1813d7eeb12ff3ef3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f86c39ee305d028452cece359bf099c32535c1af1f70c6559d24b8a9456ee53b
[INFO] running `Command { std: "docker" "start" "-a" "f86c39ee305d028452cece359bf099c32535c1af1f70c6559d24b8a9456ee53b", kill_on_drop: false }`
[INFO] [stderr]    Compiling process-results v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/lib.rs:221:1
[INFO] [stdout]     |
[INFO] [stdout] 221 | #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to functions, data types, unions, and traits
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "f86c39ee305d028452cece359bf099c32535c1af1f70c6559d24b8a9456ee53b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f86c39ee305d028452cece359bf099c32535c1af1f70c6559d24b8a9456ee53b", kill_on_drop: false }`
[INFO] [stdout] f86c39ee305d028452cece359bf099c32535c1af1f70c6559d24b8a9456ee53b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d25e9d963bae896c74a0300591a0c6b71ada78b81c27f45561c246c3aa889a0
[INFO] running `Command { std: "docker" "start" "-a" "7d25e9d963bae896c74a0300591a0c6b71ada78b81c27f45561c246c3aa889a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/lib.rs:221:1
[INFO] [stdout]     |
[INFO] [stdout] 221 | #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to functions, data types, unions, and traits
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling process-results v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `arrayvec`
[INFO] [stdout]   --> src/raw_iter.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     use arrayvec::ArrayVec;
[INFO] [stdout]    |         ^^^^^^^^ use of unresolved module or unlinked crate `arrayvec`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `arrayvec`, use `cargo add arrayvec` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/lib.rs:221:1
[INFO] [stdout]     |
[INFO] [stdout] 221 | #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to functions, data types, unions, and traits
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `process-results` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "7d25e9d963bae896c74a0300591a0c6b71ada78b81c27f45561c246c3aa889a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d25e9d963bae896c74a0300591a0c6b71ada78b81c27f45561c246c3aa889a0", kill_on_drop: false }`
[INFO] [stdout] 7d25e9d963bae896c74a0300591a0c6b71ada78b81c27f45561c246c3aa889a0