[INFO] cloning repository https://github.com/berkus/fhl2025-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/berkus/fhl2025-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberkus%2Ffhl2025-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberkus%2Ffhl2025-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13a21c6ccc9387e23d8319806408b6710edfd468
[INFO] documenting berkus/fhl2025-demo/13a21c6ccc9387e23d8319806408b6710edfd468 against master#8afe9ff1caa97654c31fb8c259dac9fdf67d6302 for pr-151918
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberkus%2Ffhl2025-demo" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/berkus/fhl2025-demo
[INFO] finished tweaking git repo https://github.com/berkus/fhl2025-demo
[INFO] tweaked toml for git repo https://github.com/berkus/fhl2025-demo written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/berkus/fhl2025-demo on toolchain 8afe9ff1caa97654c31fb8c259dac9fdf67d6302
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/berkus/fhl2025-demo 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" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/ralfbiedert/interoptopus`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_generator v2.8.2
[INFO] [stderr]   Downloaded pest_derive v2.8.2
[INFO] [stderr]   Downloaded pest_meta v2.8.2
[INFO] [stderr]   Downloaded pest v2.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f109411733393c9cbd3697273ac294c28efdee3b14bc94faa99400a99673abb8
[INFO] running `Command { std: "docker" "start" "-a" "f109411733393c9cbd3697273ac294c28efdee3b14bc94faa99400a99673abb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f109411733393c9cbd3697273ac294c28efdee3b14bc94faa99400a99673abb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f109411733393c9cbd3697273ac294c28efdee3b14bc94faa99400a99673abb8", kill_on_drop: false }`
[INFO] [stdout] f109411733393c9cbd3697273ac294c28efdee3b14bc94faa99400a99673abb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57705b13568c0861c9353f37c0855daa5ceff85ee47ba93d825f2577159472ed
[INFO] running `Command { std: "docker" "start" "-a" "57705b13568c0861c9353f37c0855daa5ceff85ee47ba93d825f2577159472ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling serde_core v1.0.225
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling deunicode v1.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling slug v0.1.6
[INFO] [stderr]    Compiling unic-segment v0.9.0
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling include_dir_macros v0.7.4
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling include_dir v0.7.4
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling serde_derive v1.0.225
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[INFO] [stderr]    Compiling ignore v0.4.23
[INFO] [stderr]    Compiling pest v2.8.2
[INFO] [stderr]    Compiling globwalk v0.9.1
[INFO] [stderr]    Compiling chrono-tz-build v0.3.0
[INFO] [stderr]    Compiling chrono-tz v0.9.0
[INFO] [stderr]    Compiling pest_meta v2.8.2
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling interoptopus_proc v0.15.0-alpha.17 (https://github.com/ralfbiedert/interoptopus?branch=fhl-demo#3b0e0d8e)
[INFO] [stderr]    Compiling pest_generator v2.8.2
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling pest_derive v2.8.2
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling interoptopus v0.15.0-alpha.17 (https://github.com/ralfbiedert/interoptopus?branch=fhl-demo#3b0e0d8e)
[INFO] [stderr]     Checking ffi v0.0.0 (/opt/rustwide/workdir/crates/ffi)
[INFO] [stderr]  Documenting ffi v0.0.0 (/opt/rustwide/workdir/crates/ffi)
[INFO] [stderr]    Compiling tera v1.20.0
[INFO] [stderr]    Compiling interoptopus_backend_utils v0.15.0-alpha.17 (https://github.com/ralfbiedert/interoptopus?branch=fhl-demo#3b0e0d8e)
[INFO] [stderr]    Compiling interoptopus_backend_csharp v0.15.0-alpha.17 (https://github.com/ralfbiedert/interoptopus?branch=fhl-demo#3b0e0d8e)
[INFO] [stderr]    Compiling ffi_build v0.0.0 (/opt/rustwide/workdir/crates/ffi_build)
[INFO] [stderr] error: failed to run custom build command for `ffi_build v0.0.0 (/opt/rustwide/workdir/crates/ffi_build)`
[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/ffi_build-357129c748f0c9f7/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1243) panicked at crates/ffi_build/build.rs:14:10:
[INFO] [stderr]   Failed to write interop file: Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x64392605285a - std[5fa894cf271aac99]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x64392605285a - std[5fa894cf271aac99]::backtrace_rs::backtrace::trace_unsynchronized::<std[5fa894cf271aac99]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x64392605285a - std[5fa894cf271aac99]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x64392605285a - <<std[5fa894cf271aac99]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[68784295faea3574]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x643926068f4a - <core[68784295faea3574]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x643926068f4a - core[68784295faea3574]::fmt::write
[INFO] [stderr]      6:     0x643926056aa2 - std[5fa894cf271aac99]::io::default_write_fmt::<std[5fa894cf271aac99]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x643926056aa2 - <std[5fa894cf271aac99]::sys::stdio::unix::Stderr as std[5fa894cf271aac99]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x64392603ceaf - <std[5fa894cf271aac99]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x64392603ceaf - std[5fa894cf271aac99]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x64392604dc51 - std[5fa894cf271aac99]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x64392604de0b - std[5fa894cf271aac99]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x64392603cf68 - std[5fa894cf271aac99]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x6439260321f9 - std[5fa894cf271aac99]::sys::backtrace::__rust_end_short_backtrace::<std[5fa894cf271aac99]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x64392603d8cd - __rustc[9bb5ae94d2b4f40f]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x64392606970c - core[68784295faea3574]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x643926069482 - core[68784295faea3574]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x643925a581b1 - <core[68784295faea3574]::result::Result<(), interoptopus_backend_utils[8e0cc4651936d387]::error::Error>>::expect
[INFO] [stderr]     18:     0x643925a57fa3 - build_script_build[5e4de4993a35bf11]::main
[INFO] [stderr]     19:     0x643925a58e33 - <fn() as core[68784295faea3574]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     20:     0x643925a57d06 - std[5fa894cf271aac99]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     21:     0x643925a57d19 - std[5fa894cf271aac99]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     22:     0x64392604d296 - <&dyn core[68784295faea3574]::ops::function::Fn<(), Output = i32> + core[68784295faea3574]::panic::unwind_safe::RefUnwindSafe + core[68784295faea3574]::marker::Sync as core[68784295faea3574]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x64392604d296 - std[5fa894cf271aac99]::panicking::catch_unwind::do_call::<&dyn core[68784295faea3574]::ops::function::Fn<(), Output = i32> + core[68784295faea3574]::panic::unwind_safe::RefUnwindSafe + core[68784295faea3574]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panicking.rs:581:40
[INFO] [stderr]     24:     0x64392604d296 - std[5fa894cf271aac99]::panicking::catch_unwind::<i32, &dyn core[68784295faea3574]::ops::function::Fn<(), Output = i32> + core[68784295faea3574]::panic::unwind_safe::RefUnwindSafe + core[68784295faea3574]::marker::Sync>
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panicking.rs:544:19
[INFO] [stderr]     25:     0x64392604d296 - std[5fa894cf271aac99]::panic::catch_unwind::<&dyn core[68784295faea3574]::ops::function::Fn<(), Output = i32> + core[68784295faea3574]::panic::unwind_safe::RefUnwindSafe + core[68784295faea3574]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x64392604d296 - std[5fa894cf271aac99]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x64392604d296 - std[5fa894cf271aac99]::panicking::catch_unwind::do_call::<std[5fa894cf271aac99]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panicking.rs:581:40
[INFO] [stderr]     28:     0x64392604d296 - std[5fa894cf271aac99]::panicking::catch_unwind::<isize, std[5fa894cf271aac99]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panicking.rs:544:19
[INFO] [stderr]     29:     0x64392604d296 - std[5fa894cf271aac99]::panic::catch_unwind::<std[5fa894cf271aac99]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x64392604d296 - std[5fa894cf271aac99]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x643925a57cf1 - std[5fa894cf271aac99]::rt::lang_start::<()>
[INFO] [stderr]     32:     0x643925a59315 - main
[INFO] [stderr]     33:     0x7e15d86ac1ca - <unknown>
[INFO] [stderr]     34:     0x7e15d86ac28b - __libc_start_main
[INFO] [stderr]     35:     0x643925a57395 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "57705b13568c0861c9353f37c0855daa5ceff85ee47ba93d825f2577159472ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57705b13568c0861c9353f37c0855daa5ceff85ee47ba93d825f2577159472ed", kill_on_drop: false }`
[INFO] [stdout] 57705b13568c0861c9353f37c0855daa5ceff85ee47ba93d825f2577159472ed
