[INFO] cloning repository https://github.com/CompuIves/uffd-continue-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CompuIves/uffd-continue-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCompuIves%2Fuffd-continue-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCompuIves%2Fuffd-continue-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fea1a37856d997d6e856271e15e665b9f85feeea
[INFO] documenting CompuIves/uffd-continue-bug 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%2FCompuIves%2Fuffd-continue-bug" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CompuIves/uffd-continue-bug
[INFO] finished tweaking git repo https://github.com/CompuIves/uffd-continue-bug
[INFO] tweaked toml for git repo https://github.com/CompuIves/uffd-continue-bug written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CompuIves/uffd-continue-bug 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/CompuIves/uffd-continue-bug 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 61320b523795216a0c1c2632fabc1f1c957994ff93f52c99aff9e75150de898a
[INFO] running `Command { std: "docker" "start" "-a" "61320b523795216a0c1c2632fabc1f1c957994ff93f52c99aff9e75150de898a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61320b523795216a0c1c2632fabc1f1c957994ff93f52c99aff9e75150de898a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61320b523795216a0c1c2632fabc1f1c957994ff93f52c99aff9e75150de898a", kill_on_drop: false }`
[INFO] [stdout] 61320b523795216a0c1c2632fabc1f1c957994ff93f52c99aff9e75150de898a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 239f689915d3bd1550936ffb5efa2d9fe8b6e4b2bef418aac3c7af99b7f9c5d6
[INFO] running `Command { std: "docker" "start" "-a" "239f689915d3bd1550936ffb5efa2d9fe8b6e4b2bef418aac3c7af99b7f9c5d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling bindgen v0.60.1
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]     Checking thiserror v1.0.37
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling userfaultfd-sys v0.4.2 (https://github.com/codesandbox/userfaultfd-rs.git?rev=c1d3c34354e08abb0cc3126227a3fa0b491968db#c1d3c343)
[INFO] [stderr] error: failed to run custom build command for `userfaultfd-sys v0.4.2 (https://github.com/codesandbox/userfaultfd-rs.git?rev=c1d3c34354e08abb0cc3126227a3fa0b491968db#c1d3c343)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/userfaultfd-sys-905aff103e14d7b2/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (472) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/fallback.rs:756:9:
[INFO] [stderr]   "uffd_msg_union_(unnamed_at_/opt/rustwide/cargo-home/git/checkouts/userfaultfd-rs-a5944450cc788e0d/c1d3c34/userfaultfd-sys/linux-headers/include/uapi/linux/userfaultfd_h_98_2)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x57c5a214ca12 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x57c5a214ca12 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x57c5a214ca12 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x57c5a214ca12 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h47627beda0767f4c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x57c5a215dcaf - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x57c5a215dcaf - core::fmt::write::h8a63064c67176fd8
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x57c5a211ae73 - std::io::default_write_fmt::hc257f38f86d39af6
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x57c5a211ae73 - std::io::Write::write_fmt::h5e9b646cef91150b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x57c5a2126a32 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x57c5a2129f9f - std::panicking::default_hook::{{closure}}::h23e0299d4738b766
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x57c5a2129df9 - std::panicking::default_hook::hfeec6294e8751b62
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x57c5a212a625 - std::panicking::panic_with_hook::hd57cd463d793ed79
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x57c5a212a40a - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x57c5a2126b69 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x57c5a210efbd - __rustc[256c90bb7e548b45]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x57c5a2167b50 - core::panicking::panic_fmt::hf19c198748ef6a95
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x57c5a20f4d28 - proc_macro2::fallback::validate_ident::h8d929b05c9e5e3cf
[INFO] [stderr]     17:     0x57c5a20f54f9 - proc_macro2::fallback::Ident::_new::h3324e37fac34530f
[INFO] [stderr]     18:     0x57c5a20f54af - proc_macro2::fallback::Ident::new::h3995bca0e7c59c6f
[INFO] [stderr]     19:     0x57c5a20f04b8 - proc_macro2::imp::Ident::new::hb52e3482067a00d4
[INFO] [stderr]     20:     0x57c5a2101308 - proc_macro2::Ident::new::hdc31246cddad823e
[INFO] [stderr]     21:     0x57c5a1f1428f - bindgen::ir::context::BindgenContext::rust_ident_raw::hbe789733e7557a29
[INFO] [stderr]     22:     0x57c5a1f11ff0 - bindgen::ir::context::BindgenContext::rust_ident::hd86fa28685aba05c
[INFO] [stderr]     23:     0x57c5a1ef9657 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hb4883643e5b7ba8f
[INFO] [stderr]     24:     0x57c5a1f526d8 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::h1a34d5e820aa3074
[INFO] [stderr]     25:     0x57c5a1f39efd - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::ha11e0ae1a5619264
[INFO] [stderr]     26:     0x57c5a1f000f3 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hb4883643e5b7ba8f
[INFO] [stderr]     27:     0x57c5a1f526d8 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::h1a34d5e820aa3074
[INFO] [stderr]     28:     0x57c5a1f39efd - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::ha11e0ae1a5619264
[INFO] [stderr]     29:     0x57c5a1ebde85 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::h0d7d4a7966940ccd
[INFO] [stderr]     30:     0x57c5a1e88bd5 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::hb9c7c6b7e8dacb57
[INFO] [stderr]     31:     0x57c5a1f39ee2 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::ha11e0ae1a5619264
[INFO] [stderr]     32:     0x57c5a1ec99d8 - bindgen::codegen::codegen::{{closure}}::he8805dcf3638a901
[INFO] [stderr]     33:     0x57c5a1f1ead8 - bindgen::ir::context::BindgenContext::gen::ha20ab43066267ced
[INFO] [stderr]     34:     0x57c5a1ec92ed - bindgen::codegen::codegen::hc64423c7a723d35d
[INFO] [stderr]     35:     0x57c5a1e6b4f1 - bindgen::Bindings::generate::ha22780ff2dea5adb
[INFO] [stderr]     36:     0x57c5a1e68376 - bindgen::Builder::generate::hd0afa3f74055aa69
[INFO] [stderr]     37:     0x57c5a1dd7bc4 - build_script_build::generate_bindings::h15be8dcf1d0bd90e
[INFO] [stderr]     38:     0x57c5a1dd7ebc - build_script_build::main::he3170456ea9ffad3
[INFO] [stderr]     39:     0x57c5a1dd86a3 - core::ops::function::FnOnce::call_once::hebb057f1bd364fb0
[INFO] [stderr]     40:     0x57c5a1dd85b6 - std::sys::backtrace::__rust_begin_short_backtrace::h2b54ad68c986a26a
[INFO] [stderr]     41:     0x57c5a1dd8599 - std::rt::lang_start::{{closure}}::he2f77e4859e5801c
[INFO] [stderr]     42:     0x57c5a211c9c0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hdf957eac011d0136
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     43:     0x57c5a211c9c0 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     44:     0x57c5a211c9c0 - std::panicking::catch_unwind::ha7ce46787bb12905
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     45:     0x57c5a211c9c0 - std::panic::catch_unwind::h625b36596def7d39
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     46:     0x57c5a211c9c0 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24
[INFO] [stderr]     47:     0x57c5a211c9c0 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     48:     0x57c5a211c9c0 - std::panicking::catch_unwind::hf64cf7b0d8070f52
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     49:     0x57c5a211c9c0 - std::panic::catch_unwind::h480b74763390cdcf
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     50:     0x57c5a211c9c0 - std::rt::lang_start_internal::h4b3d04f698aef094
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5
[INFO] [stderr]     51:     0x57c5a1dd8581 - std::rt::lang_start::had43e104bfa4468c
[INFO] [stderr]     52:     0x57c5a1dd9d45 - main
[INFO] [stderr]     53:     0x71f438b421ca - <unknown>
[INFO] [stderr]     54:     0x71f438b4228b - __libc_start_main
[INFO] [stderr]     55:     0x57c5a1dd71f5 - _start
[INFO] [stderr]     56:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "239f689915d3bd1550936ffb5efa2d9fe8b6e4b2bef418aac3c7af99b7f9c5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "239f689915d3bd1550936ffb5efa2d9fe8b6e4b2bef418aac3c7af99b7f9c5d6", kill_on_drop: false }`
[INFO] [stdout] 239f689915d3bd1550936ffb5efa2d9fe8b6e4b2bef418aac3c7af99b7f9c5d6
