[INFO] fetching crate mdbook-fishextract 0.1.0...
[INFO] testing mdbook-fishextract-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mdbook-fishextract 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate mdbook-fishextract 0.1.0
[INFO] finished tweaking crates.io crate mdbook-fishextract 0.1.0
[INFO] tweaked toml for crates.io crate mdbook-fishextract 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdbook-fishextract 0.1.0 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-fishextract 0.1.0 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" "+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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cf29888a3c905430ef6b30c23941ff62478ff8944999aebb01053899822be0c7
[INFO] running `Command { std: "docker" "start" "-a" "cf29888a3c905430ef6b30c23941ff62478ff8944999aebb01053899822be0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf29888a3c905430ef6b30c23941ff62478ff8944999aebb01053899822be0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf29888a3c905430ef6b30c23941ff62478ff8944999aebb01053899822be0c7", kill_on_drop: false }`
[INFO] [stdout] cf29888a3c905430ef6b30c23941ff62478ff8944999aebb01053899822be0c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] bdd4a58cd5900746247122a7c52874eecbb488a2789d4d457a4fdc176b88ce31
[INFO] running `Command { std: "docker" "start" "-a" "bdd4a58cd5900746247122a7c52874eecbb488a2789d4d457a4fdc176b88ce31", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling clap_lex v0.3.1
[INFO] [stderr]    Compiling gimli v0.27.0
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling object v0.30.2
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling tracing-subscriber v0.3.16
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling rustix v0.36.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling topological-sort v0.2.2
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling fs-err v2.9.0
[INFO] [stderr]    Compiling pulldown-cmark-to-cmark v10.0.4
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]    Compiling opener v0.5.0
[INFO] [stderr]    Compiling tracing-error v0.2.0
[INFO] [stderr]    Compiling color-spantrace v0.2.0
[INFO] [stderr]    Compiling is-terminal v0.4.2
[INFO] [stderr]    Compiling terminal_size v0.2.3
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling clap_derive v4.1.0
[INFO] [stderr]    Compiling color-eyre v0.6.2
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling pest v2.5.3
[INFO] [stderr]    Compiling clap v4.1.1
[INFO] [stderr]    Compiling pest_meta v2.5.3
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling pest_generator v2.5.3
[INFO] [stderr]    Compiling pest_derive v2.5.3
[INFO] [stderr]    Compiling clap_complete v4.1.0
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling toml v0.5.10
[INFO] [stderr]    Compiling handlebars v4.3.6
[INFO] [stderr]    Compiling mdbook v0.4.25
[INFO] [stderr]    Compiling mdbook-boilerplate v0.1.0
[INFO] [stderr]    Compiling mdbook-fishextract v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: private item shadows public glob re-export
[INFO] [stdout]   --> src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | use crate::errors::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the name `Error` in the type namespace is supposed to be publicly re-exported here
[INFO] [stdout]   --> src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use self::errors::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] note: but the private item here shadows it
[INFO] [stdout]   --> src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | use crate::errors::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(hidden_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.13s
[INFO] running `Command { std: "docker" "inspect" "bdd4a58cd5900746247122a7c52874eecbb488a2789d4d457a4fdc176b88ce31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdd4a58cd5900746247122a7c52874eecbb488a2789d4d457a4fdc176b88ce31", kill_on_drop: false }`
[INFO] [stdout] bdd4a58cd5900746247122a7c52874eecbb488a2789d4d457a4fdc176b88ce31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d4d5c4eca6c75456dc65fc6c362a238031db1d8b3625a2efe85244e8464e155a
[INFO] running `Command { std: "docker" "start" "-a" "d4d5c4eca6c75456dc65fc6c362a238031db1d8b3625a2efe85244e8464e155a", kill_on_drop: false }`
[INFO] [stdout] warning: private item shadows public glob re-export
[INFO] [stdout]   --> src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | use crate::errors::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the name `Error` in the type namespace is supposed to be publicly re-exported here
[INFO] [stdout]   --> src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use self::errors::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] note: but the private item here shadows it
[INFO] [stdout]   --> src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | use crate::errors::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(hidden_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mdbook-fishextract v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `assert_matches`
[INFO] [stdout]    --> src/mermaid.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |     use assert_matches::assert_matches;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: a similar path exists: `std::assert_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Event` and `Tag`
[INFO] [stdout]    --> src/mermaid.rs:168:26
[INFO] [stdout]     |
[INFO] [stdout] 168 |     use pulldown_cmark::{Event, Options, Parser, Tag};
[INFO] [stdout]     |                          ^^^^^                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private item shadows public glob re-export
[INFO] [stdout]   --> src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | use crate::errors::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the name `Error` in the type namespace is supposed to be publicly re-exported here
[INFO] [stdout]   --> src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use self::errors::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] note: but the private item here shadows it
[INFO] [stdout]   --> src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | use crate::errors::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(hidden_glob_reexports)]` 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 `mdbook-fishextract` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d4d5c4eca6c75456dc65fc6c362a238031db1d8b3625a2efe85244e8464e155a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4d5c4eca6c75456dc65fc6c362a238031db1d8b3625a2efe85244e8464e155a", kill_on_drop: false }`
[INFO] [stdout] d4d5c4eca6c75456dc65fc6c362a238031db1d8b3625a2efe85244e8464e155a