[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:: [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 - <::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 - ::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:: [INFO] [stderr] at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x643926056aa2 - ::write_fmt [INFO] [stderr] at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/io/mod.rs:1994:13 [INFO] [stderr] 8: 0x64392603ceaf - ::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:: [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 - >::expect [INFO] [stderr] 18: 0x643925a57fa3 - build_script_build[5e4de4993a35bf11]::main [INFO] [stderr] 19: 0x643925a58e33 - >::call_once [INFO] [stderr] 20: 0x643925a57d06 - std[5fa894cf271aac99]::sys::backtrace::__rust_begin_short_backtrace:: [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:: + 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:: [INFO] [stderr] at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panicking.rs:581:40 [INFO] [stderr] 28: 0x64392604d296 - std[5fa894cf271aac99]::panicking::catch_unwind:: [INFO] [stderr] at /rustc/8afe9ff1caa97654c31fb8c259dac9fdf67d6302/library/std/src/panicking.rs:544:19 [INFO] [stderr] 29: 0x64392604d296 - std[5fa894cf271aac99]::panic::catch_unwind:: [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 - [INFO] [stderr] 34: 0x7e15d86ac28b - __libc_start_main [INFO] [stderr] 35: 0x643925a57395 - _start [INFO] [stderr] 36: 0x0 - [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