[INFO] fetching crate xand_ledger 0.62.2... [INFO] documenting xand_ledger-0.62.2 against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918-2 [INFO] extracting crate xand_ledger 0.62.2 into /workspace/builds/worker-7-tc2/source [INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config [INFO] started tweaking crates.io crate xand_ledger 0.62.2 [INFO] finished tweaking crates.io crate xand_ledger 0.62.2 [INFO] tweaked toml for crates.io crate xand_ledger 0.62.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate xand_ledger 0.62.2 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 174 packages to latest compatible versions [INFO] [stderr] Adding bs58 v0.3.1 (available: v0.5.1) [INFO] [stderr] Adding criterion v0.3.6 (available: v0.8.2) [INFO] [stderr] Adding curve25519-dalek v2.1.3 (available: v4.1.3) [INFO] [stderr] Adding derive_builder v0.9.0 (available: v0.20.2) [INFO] [stderr] Adding derive_more v0.99.20 (available: v2.1.1) [INFO] [stderr] Adding enum-iterator v0.7.0 (available: v2.3.0) [INFO] [stderr] Adding mockall v0.8.3 (available: v0.14.0) [INFO] [stderr] Adding proptest v0.10.1 (available: v1.10.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.10.0) [INFO] [stderr] Adding sha2 v0.8.2 (available: v0.10.9) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.18) [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-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc2472a45b5451ebee8aa4b7c284b4083879a66e8976f805f30907b4729f3899 [INFO] running `Command { std: "docker" "start" "-a" "bc2472a45b5451ebee8aa4b7c284b4083879a66e8976f805f30907b4729f3899", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc2472a45b5451ebee8aa4b7c284b4083879a66e8976f805f30907b4729f3899", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc2472a45b5451ebee8aa4b7c284b4083879a66e8976f805f30907b4729f3899", kill_on_drop: false }` [INFO] [stdout] bc2472a45b5451ebee8aa4b7c284b4083879a66e8976f805f30907b4729f3899 [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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21852582089ea3af95a702cfa465dbeb100041837ba3aaed4209b1894d07bb95 [INFO] running `Command { std: "docker" "start" "-a" "21852582089ea3af95a702cfa465dbeb100041837ba3aaed4209b1894d07bb95", 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 libc v0.2.181 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling zerocopy v0.8.39 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling typenum v1.19.0 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling zeroize v1.8.2 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling subtle v2.6.1 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Checking bs58 v0.3.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Compiling syn v2.0.114 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling derive_more v0.99.20 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling enum-iterator-derive v0.7.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking enum-iterator v0.7.0 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Checking curve25519-dalek v2.1.3 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking serde-scale v0.2.2 [INFO] [stderr] Checking zkplmt v0.4.5 [INFO] [stderr] Compiling xand_ledger v0.62.2 (/opt/rustwide/workdir) [INFO] [stderr] Documenting xand_ledger v0.62.2 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (1022) panicked at src/librustdoc/html/markdown.rs:534:22: [INFO] [stderr] a production-ready version of this should handle the error somehow: LatexError(12, ExpectedArgumentGotEOF) [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x74fb80046d9b - <::print::DisplayBacktrace as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 1: 0x74fb8060ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 2: 0x74fb8005dc36 - ::write_fmt [INFO] [stderr] 3: 0x74fb8001ce48 - std[6281e874092a0dfc]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x74fb8003a163 - std[6281e874092a0dfc]::panicking::default_hook [INFO] [stderr] 5: 0x74fb7f00ff8d - std[6281e874092a0dfc]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x74fb8003a442 - std[6281e874092a0dfc]::panicking::panic_with_hook [INFO] [stderr] 7: 0x74fb8001cf08 - std[6281e874092a0dfc]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x74fb80011479 - std[6281e874092a0dfc]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x74fb8001e96d - __rustc[670611b3f56fc7d7]::rust_begin_unwind [INFO] [stderr] 10: 0x74fb7ccce58c - core[37ab4a9f28f6fd13]::panicking::panic_fmt [INFO] [stderr] 11: 0x74fb7c988b72 - core[37ab4a9f28f6fd13]::result::unwrap_failed [INFO] [stderr] 12: 0x64637fd8c51e - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 13: 0x64637fd22c16 - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 14: 0x64637fb88493 - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>>>, pulldown_cmark_escape[cb8658d251f4e39e]::FmtWriter<&mut core[37ab4a9f28f6fd13]::fmt::Formatter>>>::run [INFO] [stderr] 15: 0x64637f9d7b80 - ::write_into::<&mut core[37ab4a9f28f6fd13]::fmt::Formatter> [INFO] [stderr] 16: 0x64637fd7b521 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 17: 0x74fb8060ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 18: 0x64637fd7c5da - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 19: 0x64637f9d9657 - rustdoc[7f40747ea455e46f]::html::render::render_impl::{closure#0}::doc_impl_item::<&mut alloc[56313f94ec8c6695]::string::String, &mut alloc[56313f94ec8c6695]::string::String> [INFO] [stderr] 20: 0x64637fd7a48c - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 21: 0x64637fc8dbab - rustdoc[7f40747ea455e46f]::html::render::render_assoc_items_inner [INFO] [stderr] 22: 0x64637fd7c304 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 23: 0x74fb8060ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 24: 0x64637f99e94f - ::render_into:: [INFO] [stderr] 25: 0x64637fd80ab0 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 26: 0x74fb8060ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 27: 0x64637fa73c0a - rustdoc[7f40747ea455e46f]::html::layout::render::, core[37ab4a9f28f6fd13]::fmt::builders::FromFn<::render_item::{closure#1}>> [INFO] [stderr] 28: 0x64637fbc7b85 - ::render_item [INFO] [stderr] 29: 0x64637fd62a5e - ::item [INFO] [stderr] 30: 0x64637fa7cadc - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner:: [INFO] [stderr] 31: 0x64637fa7cc8f - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner:: [INFO] [stderr] 32: 0x64637fa7cc8f - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner:: [INFO] [stderr] 33: 0x64637fb4539f - rustdoc[7f40747ea455e46f]::main_args::{closure#2}::{closure#0} [INFO] [stderr] 34: 0x64637fb39100 - rustc_interface[7c235db06cadd779]::interface::run_compiler::<(), rustdoc[7f40747ea455e46f]::main_args::{closure#2}>::{closure#1} [INFO] [stderr] 35: 0x64637fa72078 - std[6281e874092a0dfc]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 36: 0x64637fb6bdf7 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[37ab4a9f28f6fd13]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 37: 0x74fb8181dbac - ::new::thread_start [INFO] [stderr] 38: 0x74fb7b28aaa4 - [INFO] [stderr] 39: 0x74fb7b317a64 - clone [INFO] [stderr] 40: 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-2026-02-09T21_55_37-1021.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 `xand_ledger` [INFO] running `Command { std: "docker" "inspect" "21852582089ea3af95a702cfa465dbeb100041837ba3aaed4209b1894d07bb95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21852582089ea3af95a702cfa465dbeb100041837ba3aaed4209b1894d07bb95", kill_on_drop: false }` [INFO] [stdout] 21852582089ea3af95a702cfa465dbeb100041837ba3aaed4209b1894d07bb95