[INFO] fetching crate power_house 0.1.52... [INFO] documenting power_house-0.1.52 against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918 [INFO] extracting crate power_house 0.1.52 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate power_house 0.1.52 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate power_house 0.1.52 [INFO] tweaked toml for crates.io crate power_house 0.1.52 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate power_house 0.1.52 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] crate crates.io crate power_house 0.1.52 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" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8780112fa4dbeeb84c6eade7440a6c6ccfa6a9a408ba91821bc627c6d2a6f76b [INFO] running `Command { std: "docker" "start" "-a" "8780112fa4dbeeb84c6eade7440a6c6ccfa6a9a408ba91821bc627c6d2a6f76b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8780112fa4dbeeb84c6eade7440a6c6ccfa6a9a408ba91821bc627c6d2a6f76b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8780112fa4dbeeb84c6eade7440a6c6ccfa6a9a408ba91821bc627c6d2a6f76b", kill_on_drop: false }` [INFO] [stdout] 8780112fa4dbeeb84c6eade7440a6c6ccfa6a9a408ba91821bc627c6d2a6f76b [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=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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d34288ebc0784872d0ae799ea41f8c40bbb2d81b337e7ea2ab69dab705cfb17a [INFO] running `Command { std: "docker" "start" "-a" "d34288ebc0784872d0ae799ea41f8c40bbb2d81b337e7ea2ab69dab705cfb17a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Checking tracing-core v0.1.34 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling syn v2.0.111 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking hashbrown v0.13.2 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.7 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Checking blake2 v0.10.6 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ark-std v0.4.0 [INFO] [stderr] Compiling ark-serialize-derive v0.4.2 [INFO] [stderr] Compiling ark-ff-macros v0.4.2 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling ark-ff-asm v0.4.2 [INFO] [stderr] Checking ark-serialize v0.4.2 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Checking zeroize v1.8.2 [INFO] [stderr] Checking ark-ff v0.4.2 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking ark-poly v0.4.2 [INFO] [stderr] Checking ark-relations v0.4.0 [INFO] [stderr] Checking ark-snark v0.4.0 [INFO] [stderr] Checking ark-ec v0.4.2 [INFO] [stderr] Checking ark-r1cs-std v0.4.0 [INFO] [stderr] Checking ark-bn254 v0.4.0 [INFO] [stderr] Checking ark-crypto-primitives v0.4.0 [INFO] [stderr] Checking ark-ed-on-bn254 v0.4.0 [INFO] [stderr] Checking ark-groth16 v0.4.0 [INFO] [stderr] Documenting power_house v0.1.52 (/opt/rustwide/workdir) [INFO] [stderr] Checking power_house v0.1.52 (/opt/rustwide/workdir) [INFO] [stdout] warning: unclosed HTML tag `MerkleSibling` [INFO] [stdout] --> src/rollup.rs:187:50 [INFO] [stdout] | [INFO] [stdout] 187 | /// Merkle path siblings (JSON-serialized Vec). [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(rustdoc::invalid_html_tags)]` on by default [INFO] [stdout] help: try marking as source code [INFO] [stdout] | [INFO] [stdout] 187 | /// Merkle path siblings (JSON-serialized `Vec`). [INFO] [stdout] | + + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: redundant explicit link target [INFO] [stdout] --> src/sumcheck.rs:86:31 [INFO] [stdout] | [INFO] [stdout] 86 | /// defined by [`f_demo`](crate::sumcheck::f_demo) over the field with [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^^^^^^ explicit target is redundant [INFO] [stdout] | | [INFO] [stdout] | because label contains path that resolves to same destination [INFO] [stdout] | [INFO] [stdout] = note: when a link's destination is not specified, [INFO] [stdout] the label is used to resolve intra-doc links [INFO] [stdout] = note: `#[warn(rustdoc::redundant_explicit_links)]` on by default [INFO] [stdout] help: remove explicit link target [INFO] [stdout] | [INFO] [stdout] 86 - /// defined by [`f_demo`](crate::sumcheck::f_demo) over the field with [INFO] [stdout] 86 + /// defined by [`f_demo`] over the field with [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] thread 'rustc' (688) panicked at src/librustdoc/html/markdown.rs:534:22: [INFO] [stderr] a production-ready version of this should handle the error somehow: LatexError(38, UnknownCommand(")")) [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x78e385e46d9b - <::print::DisplayBacktrace as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 1: 0x78e38640ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 2: 0x78e385e5dc36 - ::write_fmt [INFO] [stderr] 3: 0x78e385e1ce48 - std[6281e874092a0dfc]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x78e385e3a163 - std[6281e874092a0dfc]::panicking::default_hook [INFO] [stderr] 5: 0x78e384e0ff8d - std[6281e874092a0dfc]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x78e385e3a442 - std[6281e874092a0dfc]::panicking::panic_with_hook [INFO] [stderr] 7: 0x78e385e1cf08 - std[6281e874092a0dfc]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x78e385e11479 - std[6281e874092a0dfc]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x78e385e1e96d - __rustc[670611b3f56fc7d7]::rust_begin_unwind [INFO] [stderr] 10: 0x78e382ace58c - core[37ab4a9f28f6fd13]::panicking::panic_fmt [INFO] [stderr] 11: 0x78e382788b72 - core[37ab4a9f28f6fd13]::result::unwrap_failed [INFO] [stderr] 12: 0x6231a8b9251e - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 13: 0x6231a8b28c16 - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 14: 0x6231a898e493 - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>>>, pulldown_cmark_escape[cb8658d251f4e39e]::FmtWriter<&mut core[37ab4a9f28f6fd13]::fmt::Formatter>>>::run [INFO] [stderr] 15: 0x6231a87ddb80 - ::write_into::<&mut core[37ab4a9f28f6fd13]::fmt::Formatter> [INFO] [stderr] 16: 0x6231a8b81521 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 17: 0x78e38640ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 18: 0x6231a8b8255a - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 19: 0x78e38640ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 20: 0x6231a8b835a5 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 21: 0x78e38640ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 22: 0x6231a8b84424 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 23: 0x78e38640ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 24: 0x6231a8879e0c - rustdoc[7f40747ea455e46f]::html::layout::render::, core[37ab4a9f28f6fd13]::fmt::builders::FromFn<::render_item::{closure#1}>> [INFO] [stderr] 25: 0x6231a89cdb85 - ::render_item [INFO] [stderr] 26: 0x6231a8b66108 - ::mod_item_in [INFO] [stderr] 27: 0x6231a8882c1b - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner:: [INFO] [stderr] 28: 0x6231a894b39f - rustdoc[7f40747ea455e46f]::main_args::{closure#2}::{closure#0} [INFO] [stderr] 29: 0x6231a893f100 - rustc_interface[7c235db06cadd779]::interface::run_compiler::<(), rustdoc[7f40747ea455e46f]::main_args::{closure#2}>::{closure#1} [INFO] [stderr] 30: 0x6231a8878078 - std[6281e874092a0dfc]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 31: 0x6231a8971df7 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[37ab4a9f28f6fd13]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 32: 0x78e38761dbac - ::new::thread_start [INFO] [stderr] 33: 0x78e38108aaa4 - [INFO] [stderr] 34: 0x78e381117a64 - clone [INFO] [stderr] 35: 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-2026-02-07T22_26_49-685.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 `power_house` [INFO] running `Command { std: "docker" "inspect" "d34288ebc0784872d0ae799ea41f8c40bbb2d81b337e7ea2ab69dab705cfb17a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d34288ebc0784872d0ae799ea41f8c40bbb2d81b337e7ea2ab69dab705cfb17a", kill_on_drop: false }` [INFO] [stdout] d34288ebc0784872d0ae799ea41f8c40bbb2d81b337e7ea2ab69dab705cfb17a