[INFO] fetching crate mdbook-aquascope 0.3.8...
[INFO] testing mdbook-aquascope-0.3.8 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mdbook-aquascope 0.3.8 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mdbook-aquascope 0.3.8
[INFO] finished tweaking crates.io crate mdbook-aquascope 0.3.8
[INFO] tweaked toml for crates.io crate mdbook-aquascope 0.3.8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdbook-aquascope 0.3.8 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] crate crates.io crate mdbook-aquascope 0.3.8 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" "+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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2da9090043fe7ffe7d07e2bce7843385431a62fc3d2cec07328c6e810fa7c49c
[INFO] running `Command { std: "docker" "start" "-a" "2da9090043fe7ffe7d07e2bce7843385431a62fc3d2cec07328c6e810fa7c49c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2da9090043fe7ffe7d07e2bce7843385431a62fc3d2cec07328c6e810fa7c49c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2da9090043fe7ffe7d07e2bce7843385431a62fc3d2cec07328c6e810fa7c49c", kill_on_drop: false }`
[INFO] [stdout] 2da9090043fe7ffe7d07e2bce7843385431a62fc3d2cec07328c6e810fa7c49c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] af5512929edd991af0a932f78a44b0550b068b922cdfca73d263836cf1d9b7a8
[INFO] running `Command { std: "docker" "start" "-a" "af5512929edd991af0a932f78a44b0550b068b922cdfca73d263836cf1d9b7a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
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[INFO] [stderr]    Compiling tungstenite v0.21.0
[INFO] [stderr]    Compiling handlebars v6.3.2
[INFO] [stderr]    Compiling elasticlunr-rs v3.0.2
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[INFO] [stderr]    Compiling tokio-tungstenite v0.21.0
[INFO] [stderr]    Compiling markup5ever v0.16.1
[INFO] [stderr]    Compiling aquascope_workspace_utils v0.3.8
[INFO] [stderr]    Compiling html5ever v0.31.0
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling ammonia v4.1.0
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling warp v0.3.7
[INFO] [stderr]    Compiling mdbook v0.4.45
[INFO] [stderr]    Compiling mdbook-preprocessor-utils v0.2.0
[INFO] [stderr]    Compiling mdbook-aquascope v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "af5512929edd991af0a932f78a44b0550b068b922cdfca73d263836cf1d9b7a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af5512929edd991af0a932f78a44b0550b068b922cdfca73d263836cf1d9b7a8", kill_on_drop: false }`
[INFO] [stdout] af5512929edd991af0a932f78a44b0550b068b922cdfca73d263836cf1d9b7a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7579cc16bc76cd1cfc0980b92611a5f2bb9e7819ea806bf372cd4db648d705d7
[INFO] running `Command { std: "docker" "start" "-a" "7579cc16bc76cd1cfc0980b92611a5f2bb9e7819ea806bf372cd4db648d705d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling mdbook-aquascope v0.3.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `mdbook_preprocessor_utils::testing`
[INFO] [stdout]   --> src/main.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |   use mdbook_preprocessor_utils::testing::MdbookTestHarness;
[INFO] [stdout]    |                                  ^^^^^^^ could not find `testing` in `mdbook_preprocessor_utils`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mdbook-preprocessor-utils-0.2.0/src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[cfg(feature = "testing")]
[INFO] [stdout]    |       ------------------- the item is gated behind the `testing` feature
[INFO] [stdout] 21 | pub mod testing;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mdbook-aquascope` (bin "mdbook-aquascope" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7579cc16bc76cd1cfc0980b92611a5f2bb9e7819ea806bf372cd4db648d705d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7579cc16bc76cd1cfc0980b92611a5f2bb9e7819ea806bf372cd4db648d705d7", kill_on_drop: false }`
[INFO] [stdout] 7579cc16bc76cd1cfc0980b92611a5f2bb9e7819ea806bf372cd4db648d705d7
