[INFO] fetching crate snark-verifier 0.2.3... [INFO] documenting snark-verifier-0.2.3 against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918-2 [INFO] extracting crate snark-verifier 0.2.3 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate snark-verifier 0.2.3 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate snark-verifier 0.2.3 [INFO] tweaked toml for crates.io crate snark-verifier 0.2.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate snark-verifier 0.2.3 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 snark-verifier 0.2.3 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c3a5407e72af56b247a6bdb2698811422e074bd7a45d338d46e0af0cfa88f634 [INFO] running `Command { std: "docker" "start" "-a" "c3a5407e72af56b247a6bdb2698811422e074bd7a45d338d46e0af0cfa88f634", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3a5407e72af56b247a6bdb2698811422e074bd7a45d338d46e0af0cfa88f634", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3a5407e72af56b247a6bdb2698811422e074bd7a45d338d46e0af0cfa88f634", kill_on_drop: false }` [INFO] [stdout] c3a5407e72af56b247a6bdb2698811422e074bd7a45d338d46e0af0cfa88f634 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0168a817737d4f50bf9c99b5dbe78ed6a0c0cc53b4314061d15a8806ec945c9a [INFO] running `Command { std: "docker" "start" "-a" "0168a817737d4f50bf9c99b5dbe78ed6a0c0cc53b4314061d15a8806ec945c9a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Compiling zerocopy v0.8.24 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking constant_time_eq v0.3.1 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Checking arrayref v0.3.9 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking blake2b_simd v1.0.3 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Compiling halo2curves-axiom v0.7.0 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking cpufeatures v0.2.17 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking tracing-core v0.1.33 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Compiling proc-macro-error-attr2 v2.0.0 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking sha3 v0.10.8 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Compiling ruint-macro v1.2.1 [INFO] [stderr] Checking ff v0.13.1 [INFO] [stderr] Checking group v0.13.0 [INFO] [stderr] Checking pairing v0.23.0 [INFO] [stderr] Checking pasta_curves v0.5.1 [INFO] [stderr] Checking ruint v1.14.0 [INFO] [stderr] Checking maybe-rayon v0.1.1 [INFO] [stderr] Compiling unroll v0.1.5 [INFO] [stderr] Compiling test-case-core v3.3.1 [INFO] [stderr] Compiling proc-macro-error2 v2.0.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling tracing-attributes v0.1.28 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling getset v0.1.5 [INFO] [stderr] Compiling test-case-macros v3.3.1 [INFO] [stderr] Checking test-case v3.3.1 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking poseidon-primitives v0.2.0 [INFO] [stderr] Checking serde_arrays v0.1.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking halo2-axiom v0.5.0 [INFO] [stderr] Checking halo2-base v0.5.0 [INFO] [stderr] Checking halo2-ecc v0.5.0 [INFO] [stderr] Documenting snark-verifier v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/pcs/ipa/multiopen/bgh19.rs:326:41 [INFO] [stdout] | [INFO] [stdout] 326 | .map(|(_, shift_i)| (shift_j.1.clone() - &shift_i.1)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 326 - .map(|(_, shift_i)| (shift_j.1.clone() - &shift_i.1)) [INFO] [stdout] 326 + .map(|(_, shift_i)| shift_j.1.clone() - &shift_i.1 ) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/pcs/kzg/multiopen/bdfg21.rs:271:41 [INFO] [stdout] | [INFO] [stdout] 271 | .map(|(_, shift_i)| (shift_j.1.clone() - &shift_i.1)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 271 - .map(|(_, shift_i)| (shift_j.1.clone() - &shift_i.1)) [INFO] [stdout] 271 + .map(|(_, shift_i)| shift_j.1.clone() - &shift_i.1 ) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] thread 'rustc' (1074) panicked at src/librustdoc/html/markdown.rs:541:22: [INFO] [stderr] a production-ready version of this should handle the error somehow: LatexError(1, UnknownCommand("floor")) [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x757495446d9b - <::print::DisplayBacktrace as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 1: 0x757495a0ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 2: 0x75749545dc36 - ::write_fmt [INFO] [stderr] 3: 0x75749541ce48 - std[6281e874092a0dfc]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x75749543a163 - std[6281e874092a0dfc]::panicking::default_hook [INFO] [stderr] 5: 0x75749440ff8d - std[6281e874092a0dfc]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x75749543a442 - std[6281e874092a0dfc]::panicking::panic_with_hook [INFO] [stderr] 7: 0x75749541cf08 - std[6281e874092a0dfc]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x757495411479 - std[6281e874092a0dfc]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x75749541e96d - __rustc[670611b3f56fc7d7]::rust_begin_unwind [INFO] [stderr] 10: 0x7574920ce58c - core[37ab4a9f28f6fd13]::panicking::panic_fmt [INFO] [stderr] 11: 0x757491d88b72 - core[37ab4a9f28f6fd13]::result::unwrap_failed [INFO] [stderr] 12: 0x57b81bf694e7 - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 13: 0x57b81beffc16 - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 14: 0x57b81bd65493 - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>>>, pulldown_cmark_escape[cb8658d251f4e39e]::FmtWriter<&mut core[37ab4a9f28f6fd13]::fmt::Formatter>>>::run [INFO] [stderr] 15: 0x57b81bbb4b80 - ::write_into::<&mut core[37ab4a9f28f6fd13]::fmt::Formatter> [INFO] [stderr] 16: 0x57b81bf58521 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 17: 0x757495a0ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 18: 0x57b81bf595da - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 19: 0x57b81bbb6657 - rustdoc[7f40747ea455e46f]::html::render::render_impl::{closure#0}::doc_impl_item::<&mut alloc[56313f94ec8c6695]::string::String, &mut alloc[56313f94ec8c6695]::string::String> [INFO] [stderr] 20: 0x57b81bf5748c - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 21: 0x57b81bef4794 - , >::get::{closure#0}>, >::get::{closure#1}> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 22: 0x57b81be178a7 - >::get [INFO] [stderr] 23: 0x57b81bea7681 - rustdoc[7f40747ea455e46f]::html::render::write_shared::write_shared [INFO] [stderr] 24: 0x57b81bdb32b0 - ::init [INFO] [stderr] 25: 0x57b81bd2223f - rustdoc[7f40747ea455e46f]::main_args::{closure#2}::{closure#0} [INFO] [stderr] 26: 0x57b81bd16100 - rustc_interface[7c235db06cadd779]::interface::run_compiler::<(), rustdoc[7f40747ea455e46f]::main_args::{closure#2}>::{closure#1} [INFO] [stderr] 27: 0x57b81bc4f078 - std[6281e874092a0dfc]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 28: 0x57b81bd48df7 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[37ab4a9f28f6fd13]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 29: 0x757496c1dbac - ::new::thread_start [INFO] [stderr] 30: 0x75749068aaa4 - [INFO] [stderr] 31: 0x757490717a64 - clone [INFO] [stderr] 32: 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_37_15-1073.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 `snark-verifier` [INFO] running `Command { std: "docker" "inspect" "0168a817737d4f50bf9c99b5dbe78ed6a0c0cc53b4314061d15a8806ec945c9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0168a817737d4f50bf9c99b5dbe78ed6a0c0cc53b4314061d15a8806ec945c9a", kill_on_drop: false }` [INFO] [stdout] 0168a817737d4f50bf9c99b5dbe78ed6a0c0cc53b4314061d15a8806ec945c9a