[INFO] cloning repository https://github.com/edgarogh/automata-to-graphviz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edgarogh/automata-to-graphviz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgarogh%2Fautomata-to-graphviz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgarogh%2Fautomata-to-graphviz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6d19bd04115fb83b8abb6b2ac02fdb00a13df4c
[INFO] documenting edgarogh/automata-to-graphviz against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgarogh%2Fautomata-to-graphviz" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/edgarogh/automata-to-graphviz
[INFO] finished tweaking git repo https://github.com/edgarogh/automata-to-graphviz
[INFO] tweaked toml for git repo https://github.com/edgarogh/automata-to-graphviz written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/edgarogh/automata-to-graphviz on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/edgarogh/automata-to-graphviz 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] documenting edgarogh/automata-to-graphviz against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgarogh%2Fautomata-to-graphviz" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/edgarogh/automata-to-graphviz
[INFO] finished tweaking git repo https://github.com/edgarogh/automata-to-graphviz
[INFO] tweaked toml for git repo https://github.com/edgarogh/automata-to-graphviz written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/edgarogh/automata-to-graphviz on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/edgarogh/automata-to-graphviz 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89e7af9e8400e7111cf9c63eea53292d324cb45ac5c9a4a2d6f07c6efb71a12a
[INFO] running `Command { std: "docker" "start" "-a" "89e7af9e8400e7111cf9c63eea53292d324cb45ac5c9a4a2d6f07c6efb71a12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89e7af9e8400e7111cf9c63eea53292d324cb45ac5c9a4a2d6f07c6efb71a12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e7af9e8400e7111cf9c63eea53292d324cb45ac5c9a4a2d6f07c6efb71a12a", kill_on_drop: false }`
[INFO] [stdout] 89e7af9e8400e7111cf9c63eea53292d324cb45ac5c9a4a2d6f07c6efb71a12a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccd1728463692b240b4814e5ffc59d47753d4360a7ae77b9939b44485dd6154f
[INFO] running `Command { std: "docker" "start" "-a" "ccd1728463692b240b4814e5ffc59d47753d4360a7ae77b9939b44485dd6154f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.68
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.68
[INFO] [stderr]     Checking eoautomata-core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]  Documenting eoautomata-core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]   --> core/src/eoa.rs:71:47
[INFO] [stdout]    |
[INFO] [stdout] 71 |               prev_arrow_symbols = Some(slice.into_iter().copied().map(Box::from).collect());
[INFO] [stdout]    |                                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout]    = note: `#[warn(boxed_slice_into_iter)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 71 -               prev_arrow_symbols = Some(slice.into_iter().copied().map(Box::from).collect());
[INFO] [stdout] 71 +               prev_arrow_symbols = Some(slice.iter().copied().map(Box::from).collect());
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 71 -               prev_arrow_symbols = Some(slice.into_iter().copied().map(Box::from).collect());
[INFO] [stdout] 71 +               prev_arrow_symbols = Some(IntoIterator::into_iter(slice).copied().map(Box::from).collect());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> core/src/eoa.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 | /             automata.push_or_merge_connection(Connection {
[INFO] [stdout] 88 | |               id: 0,
[INFO] [stdout] 89 | |               from: prev_node.take().unwrap(),
[INFO] [stdout] 90 | |               to: id,
[INFO] [stdout] 91 | |               symbols: prev_arrow_symbols.take().unwrap(),
[INFO] [stdout] 92 | |             });
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 87 |             let _ = automata.push_or_merge_connection(Connection {
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> core/src/eoa.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 | /             automata.push_or_merge_connection(Connection {
[INFO] [stdout] 104 | |               id: 0,
[INFO] [stdout] 105 | |               from: id,
[INFO] [stdout] 106 | |               to: id,
[INFO] [stdout] 107 | |               symbols: node.stay.into_iter().copied().map(Box::from).collect(),
[INFO] [stdout] 108 | |             });
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 103 |             let _ = automata.push_or_merge_connection(Connection {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]    --> core/src/eoa.rs:107:34
[INFO] [stdout]     |
[INFO] [stdout] 107 |               symbols: node.stay.into_iter().copied().map(Box::from).collect(),
[INFO] [stdout]     |                                  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 107 -               symbols: node.stay.into_iter().copied().map(Box::from).collect(),
[INFO] [stdout] 107 +               symbols: node.stay.iter().copied().map(Box::from).collect(),
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 107 -               symbols: node.stay.into_iter().copied().map(Box::from).collect(),
[INFO] [stdout] 107 +               symbols: IntoIterator::into_iter(node.stay).copied().map(Box::from).collect(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> core/src/models.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     writeln!(&mut w, "digraph {{");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let _ = writeln!(&mut w, "digraph {{");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> core/src/models.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     writeln!(&mut w, "    rankdir = LR");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let _ = writeln!(&mut w, "    rankdir = LR");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> core/src/models.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     writeln!(&mut w, "    splines = line");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let _ = writeln!(&mut w, "    splines = line");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> core/src/models.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     writeln!(&mut w, "    n0 [label=\"\",shape=none,height=.0,width=.0]");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let _ = writeln!(&mut w, "    n0 [label=\"\",shape=none,height=.0,width=.0]");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> core/src/models.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     writeln!(&mut w, "    node [shape=\"doublecircle\"]");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let _ = writeln!(&mut w, "    node [shape=\"doublecircle\"]");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> core/src/models.rs:85:7
[INFO] [stdout]    |
[INFO] [stdout] 85 |       writeln!(&mut w, "    \"{}\"", a);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 85 |       let _ = writeln!(&mut w, "    \"{}\"", a);
[INFO] [stdout]    |       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> core/src/models.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     writeln!(&mut w, "    node [shape=\"circle\"]");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let _ = writeln!(&mut w, "    node [shape=\"circle\"]");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> core/src/models.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     writeln!(&mut w, "    n0 -> \"{}\"", self.nodes[0].name);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let _ = writeln!(&mut w, "    n0 -> \"{}\"", self.nodes[0].name);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> core/src/models.rs:90:7
[INFO] [stdout]    |
[INFO] [stdout] 90 | /       writeln!(&mut w,
[INFO] [stdout] 91 | |         "    \"{}\" -> \"{}\" [label=\"{}\"]",
[INFO] [stdout] 92 | |         self.get_node(conn.from).name,
[INFO] [stdout] 93 | |         self.get_node(conn.to).name,
[INFO] [stdout] 94 | |         conn.symbols.join(","),
[INFO] [stdout] 95 | |       );
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 90 |       let _ = writeln!(&mut w,
[INFO] [stdout]    |       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> core/src/models.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     writeln!(&mut w, "}}");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let _ = writeln!(&mut w, "}}");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.68
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.68
[INFO] [stdout] error: older versions of the `wasm-bindgen` crate are incompatible with current versions of Rust; please update to `wasm-bindgen` v0.2.88
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-bindgen` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ccd1728463692b240b4814e5ffc59d47753d4360a7ae77b9939b44485dd6154f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd1728463692b240b4814e5ffc59d47753d4360a7ae77b9939b44485dd6154f", kill_on_drop: false }`
[INFO] [stdout] ccd1728463692b240b4814e5ffc59d47753d4360a7ae77b9939b44485dd6154f
