[INFO] fetching crate mwalib 1.9.0...
[INFO] testing mwalib-1.9.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mwalib 1.9.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mwalib 1.9.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mwalib 1.9.0
[INFO] tweaked toml for crates.io crate mwalib 1.9.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mwalib 1.9.0 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 crates.io crate mwalib 1.9.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f7ec51fd1f10a6629219bb66ad8cc20f7682ec1d2a13e8c4fde1006f9568bc80
[INFO] running `Command { std: "docker" "start" "-a" "f7ec51fd1f10a6629219bb66ad8cc20f7682ec1d2a13e8c4fde1006f9568bc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7ec51fd1f10a6629219bb66ad8cc20f7682ec1d2a13e8c4fde1006f9568bc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ec51fd1f10a6629219bb66ad8cc20f7682ec1d2a13e8c4fde1006f9568bc80", kill_on_drop: false }`
[INFO] [stdout] f7ec51fd1f10a6629219bb66ad8cc20f7682ec1d2a13e8c4fde1006f9568bc80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 025e94f3a0e1735c102496ba287acf77073108e97b4f69634f7b79e2ad0acced
[INFO] running `Command { std: "docker" "start" "-a" "025e94f3a0e1735c102496ba287acf77073108e97b4f69634f7b79e2ad0acced", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling cbindgen v0.29.2
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling fitsio-sys v0.5.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling fitsio v0.21.9
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]    Compiling serde_spanned v1.0.3
[INFO] [stderr]    Compiling toml v0.9.8
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling mwalib v1.9.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `mwalib v1.9.0 (/opt/rustwide/workdir)`
[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/mwalib-173ebf969e9df47c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1140) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cbindgen-0.29.2/src/bindgen/bindings.rs:210:44:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x61b00eba6f32 - 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:     0x61b00eba6f32 - 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:     0x61b00eba6f32 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x61b00eba6f32 - <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:     0x61b00ebb981f - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x61b00ebb981f - core::fmt::write::h8a63064c67176fd8
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x61b00eb78473 - std::io::default_write_fmt::hc257f38f86d39af6
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x61b00eb78473 - std::io::Write::write_fmt::h5e9b646cef91150b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x61b00eb82da2 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x61b00eb8537f - std::panicking::default_hook::{{closure}}::h23e0299d4738b766
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x61b00eb851d9 - std::panicking::default_hook::hfeec6294e8751b62
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x61b00eb85a05 - std::panicking::panic_with_hook::hd57cd463d793ed79
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x61b00eb857ea - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x61b00eb82ed9 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x61b00eb6c0fd - __rustc[256c90bb7e548b45]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x61b00ebc3710 - core::panicking::panic_fmt::hf19c198748ef6a95
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x61b00ebc2426 - core::result::unwrap_failed::he81173b5792ad6b0
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/result.rs:1862:5
[INFO] [stderr]     17:     0x61b00e7f6f51 - cbindgen::bindgen::bindings::Bindings::write_to_file::h0df6b5d8bf78014c
[INFO] [stderr]     18:     0x61b00e7f9b74 - build_script_build::main::hedd423070839490c
[INFO] [stderr]     19:     0x61b00e7f9f03 - core::ops::function::FnOnce::call_once::h31e51dd6ed8f6304
[INFO] [stderr]     20:     0x61b00e7f9c56 - std::sys::backtrace::__rust_begin_short_backtrace::h37c188d52f734a5a
[INFO] [stderr]     21:     0x61b00e7f0a89 - std::rt::lang_start::{{closure}}::h67bec3a074c28033
[INFO] [stderr]     22:     0x61b00eb79db0 - 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]     23:     0x61b00eb79db0 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x61b00eb79db0 - std::panicking::catch_unwind::ha7ce46787bb12905
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x61b00eb79db0 - std::panic::catch_unwind::h625b36596def7d39
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x61b00eb79db0 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x61b00eb79db0 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x61b00eb79db0 - std::panicking::catch_unwind::hf64cf7b0d8070f52
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x61b00eb79db0 - std::panic::catch_unwind::h480b74763390cdcf
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x61b00eb79db0 - std::rt::lang_start_internal::h4b3d04f698aef094
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x61b00e7f0a71 - std::rt::lang_start::h1a3664a34fd29013
[INFO] [stderr]     32:     0x61b00e7fbec5 - main
[INFO] [stderr]     33:     0x7ce5964bb1ca - <unknown>
[INFO] [stderr]     34:     0x7ce5964bb28b - __libc_start_main
[INFO] [stderr]     35:     0x61b00e7a75f5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "025e94f3a0e1735c102496ba287acf77073108e97b4f69634f7b79e2ad0acced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025e94f3a0e1735c102496ba287acf77073108e97b4f69634f7b79e2ad0acced", kill_on_drop: false }`
[INFO] [stdout] 025e94f3a0e1735c102496ba287acf77073108e97b4f69634f7b79e2ad0acced