[INFO] fetching crate figment 0.10.19... [INFO] documenting figment-0.10.19 against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918-2 [INFO] extracting crate figment 0.10.19 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate figment 0.10.19 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate figment 0.10.19 [INFO] tweaked toml for crates.io crate figment 0.10.19 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate figment 0.10.19 on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "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" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 86 packages to latest compatible versions [INFO] [stderr] Adding toml v0.8.23 (available: v0.9.11+spec-1.1.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e711fe04686af250e51c718d79344899945be7cc49dee57729e38c538b3920c7 [INFO] running `Command { std: "docker" "start" "-a" "e711fe04686af250e51c718d79344899945be7cc49dee57729e38c538b3920c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e711fe04686af250e51c718d79344899945be7cc49dee57729e38c538b3920c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e711fe04686af250e51c718d79344899945be7cc49dee57729e38c538b3920c7", kill_on_drop: false }` [INFO] [stdout] e711fe04686af250e51c718d79344899945be7cc49dee57729e38c538b3920c7 [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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb74c2e2032c1fead85c117031cfc01ac8a7b25d95aa2f57967779e1fc65a814 [INFO] running `Command { std: "docker" "start" "-a" "bb74c2e2032c1fead85c117031cfc01ac8a7b25d95aa2f57967779e1fc65a814", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling unicode-ident v1.0.23 [INFO] [stderr] Compiling quote v1.0.44 [INFO] [stderr] Compiling uncased v0.9.10 [INFO] [stderr] Compiling figment v0.10.19 (/opt/rustwide/workdir) [INFO] [stderr] Compiling syn v2.0.114 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Documenting figment v0.10.19 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `nightly` [INFO] [stdout] --> src/lib.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(nightly, feature(doc_cfg))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `8` [INFO] [stdout] --> src/value/tag.rs:19:11 [INFO] [stdout] | [INFO] [stdout] 19 | #[cfg(any(target_pointer_width = "8", target_pointer_width = "16", target_pointer_width = "32"))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `8` [INFO] [stdout] --> src/value/tag.rs:22:15 [INFO] [stdout] | [INFO] [stdout] 22 | #[cfg(not(any(target_pointer_width = "8", target_pointer_width = "16", target_pointer_width = "32")))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `Jail` [INFO] [stdout] --> src/lib.rs:115:59 [INFO] [stdout] | [INFO] [stdout] 115 | //! implements [`Deserialize`](serde::Deserialize). The [`Jail`] type allows for [INFO] [stdout] | ^^^^ no item named `Jail` in scope [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]` [INFO] [stdout] = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `Jail` [INFO] [stdout] --> src/lib.rs:297:19 [INFO] [stdout] | [INFO] [stdout] 297 | //! | `test` | [`Jail`] | Semi-sandboxed environment for testing. | [INFO] [stdout] | ^^^^ no item named `Jail` in scope [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `providers::Env` [INFO] [stdout] --> src/lib.rs:298:19 [INFO] [stdout] | [INFO] [stdout] 298 | //! | `env` | [`providers::Env`] | Environment variable [`Provider`]. | [INFO] [stdout] | ^^^^^^^^^^^^^^ no item named `Env` in module `providers` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `providers::Toml` [INFO] [stdout] --> src/lib.rs:299:19 [INFO] [stdout] | [INFO] [stdout] 299 | //! | `toml` | [`providers::Toml`] | TOML file/string [`Provider`]. | [INFO] [stdout] | ^^^^^^^^^^^^^^^ no item named `Toml` in module `providers` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `providers::Json` [INFO] [stdout] --> src/lib.rs:300:19 [INFO] [stdout] | [INFO] [stdout] 300 | //! | `json` | [`providers::Json`] | JSON file/string [`Provider`]. | [INFO] [stdout] | ^^^^^^^^^^^^^^^ no item named `Json` in module `providers` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `providers::Yaml` [INFO] [stdout] --> src/lib.rs:301:19 [INFO] [stdout] | [INFO] [stdout] 301 | //! | `yaml` | [`providers::Yaml`] | YAML file/string [`Provider`]. | [INFO] [stdout] | ^^^^^^^^^^^^^^^ no item named `Yaml` in module `providers` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `providers::YamlExtended` [INFO] [stdout] --> src/lib.rs:302:19 [INFO] [stdout] | [INFO] [stdout] 302 | //! | `yaml` | [`providers::YamlExtended`] | [YAML Extended] file/string [`Provider`]. | [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ no item named `YamlExtended` in module `providers` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `providers::YamlExtended::from_str` [INFO] [stdout] --> src/lib.rs:304:22 [INFO] [stdout] | [INFO] [stdout] 304 | //! [YAML Extended]: providers::YamlExtended::from_str() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `YamlExtended` in module `providers` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `Jail` [INFO] [stdout] --> src/lib.rs:573:11 [INFO] [stdout] | [INFO] [stdout] 573 | //! * [`Jail`] makes testing configurations straight-forward and much less [INFO] [stdout] | ^^^^ no item named `Jail` in scope [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `Either` [INFO] [stdout] --> src/value/de.rs:402:63 [INFO] [stdout] | [INFO] [stdout] 402 | /// Marker trait for "magic" values. Primarily for use with [`Either`]. [INFO] [stdout] | ^^^^^^ no item named `Either` in scope [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `Json` [INFO] [stdout] --> src/providers/data.rs:306:24 [INFO] [stdout] | [INFO] [stdout] 306 | /// formats, such as [`Json`] and [`Toml`], implement this trait. By [INFO] [stdout] | ^^^^ no item named `Json` in scope [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `Toml` [INFO] [stdout] --> src/providers/data.rs:306:37 [INFO] [stdout] | [INFO] [stdout] 306 | /// formats, such as [`Json`] and [`Toml`], implement this trait. By [INFO] [stdout] | ^^^^ no item named `Toml` in scope [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `toml::from_str` [INFO] [stdout] --> src/providers/data.rs:340:12 [INFO] [stdout] | [INFO] [stdout] 340 | /// [`toml::from_str`]. For writing a custom data format, see [serde's [INFO] [stdout] | ^^^^^^^^^^^^^^ no item named `toml` in scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `crate::providers::Env` [INFO] [stdout] --> src/metadata.rs:70:14 [INFO] [stdout] | [INFO] [stdout] 70 | /// [`Env`]: crate::providers::Env [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ no item named `Env` in module `providers` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] thread 'rustc' (264) panicked at src/librustdoc/html/markdown.rs:534:22: [INFO] [stderr] a production-ready version of this should handle the error somehow: LatexError(6, CannotBeUsedHere { got: NewColumn, correct_place: TableEnv }) [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7db880846d9b - <::print::DisplayBacktrace as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7db880e0ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 2: 0x7db88085dc36 - ::write_fmt [INFO] [stderr] 3: 0x7db88081ce48 - std[6281e874092a0dfc]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7db88083a163 - std[6281e874092a0dfc]::panicking::default_hook [INFO] [stderr] 5: 0x7db87f80ff8d - std[6281e874092a0dfc]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7db88083a442 - std[6281e874092a0dfc]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7db88081cf08 - std[6281e874092a0dfc]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7db880811479 - std[6281e874092a0dfc]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7db88081e96d - __rustc[670611b3f56fc7d7]::rust_begin_unwind [INFO] [stderr] 10: 0x7db87d4ce58c - core[37ab4a9f28f6fd13]::panicking::panic_fmt [INFO] [stderr] 11: 0x7db87d188b72 - core[37ab4a9f28f6fd13]::result::unwrap_failed [INFO] [stderr] 12: 0x63ea3dcdc51e - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 13: 0x63ea3dc72c16 - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 14: 0x63ea3dad8493 - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>>>, pulldown_cmark_escape[cb8658d251f4e39e]::FmtWriter<&mut core[37ab4a9f28f6fd13]::fmt::Formatter>>>::run [INFO] [stderr] 15: 0x63ea3d927b80 - ::write_into::<&mut core[37ab4a9f28f6fd13]::fmt::Formatter> [INFO] [stderr] 16: 0x63ea3dccb521 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 17: 0x7db880e0ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 18: 0x63ea3dccc55a - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 19: 0x7db880e0ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 20: 0x63ea3dccd5a5 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 21: 0x7db880e0ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 22: 0x63ea3dccdbe0 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 23: 0x7db880e0ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 24: 0x63ea3d9c3f8c - rustdoc[7f40747ea455e46f]::html::layout::render::, core[37ab4a9f28f6fd13]::fmt::builders::FromFn<::render_item::{closure#1}>> [INFO] [stderr] 25: 0x63ea3db17b85 - ::render_item [INFO] [stderr] 26: 0x63ea3dcb2a5e - ::item [INFO] [stderr] 27: 0x63ea3d9ccadc - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner:: [INFO] [stderr] 28: 0x63ea3d9ccc8f - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner:: [INFO] [stderr] 29: 0x63ea3d9ccc8f - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner:: [INFO] [stderr] 30: 0x63ea3d9ccc8f - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner:: [INFO] [stderr] 31: 0x63ea3da9539f - rustdoc[7f40747ea455e46f]::main_args::{closure#2}::{closure#0} [INFO] [stderr] 32: 0x63ea3da89100 - rustc_interface[7c235db06cadd779]::interface::run_compiler::<(), rustdoc[7f40747ea455e46f]::main_args::{closure#2}>::{closure#1} [INFO] [stderr] 33: 0x63ea3d9c2078 - std[6281e874092a0dfc]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 34: 0x63ea3dabbdf7 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[37ab4a9f28f6fd13]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 35: 0x7db88201dbac - ::new::thread_start [INFO] [stderr] 36: 0x7db87ba8aaa4 - [INFO] [stderr] 37: 0x7db87bb17a64 - clone [INFO] [stderr] 38: 0x0 - [INFO] [stderr] [INFO] [stderr] error: the compiler unexpectedly panicked. this is a bug. [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-rustdoc&template=ice.md [INFO] [stderr] [INFO] [stderr] note: please make sure that you have updated to the latest nightly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2026-02-09T22_53_52-263.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.95.0-nightly (a394c9cd9 2026-01-31) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: --crate-type lib [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] end of query stack [INFO] [stderr] error: could not document `figment` [INFO] running `Command { std: "docker" "inspect" "bb74c2e2032c1fead85c117031cfc01ac8a7b25d95aa2f57967779e1fc65a814", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb74c2e2032c1fead85c117031cfc01ac8a7b25d95aa2f57967779e1fc65a814", kill_on_drop: false }` [INFO] [stdout] bb74c2e2032c1fead85c117031cfc01ac8a7b25d95aa2f57967779e1fc65a814