[INFO] fetching crate xpwd 1.0.4...
[INFO] testing xpwd-1.0.4 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate xpwd 1.0.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate xpwd 1.0.4
[INFO] finished tweaking crates.io crate xpwd 1.0.4
[INFO] tweaked toml for crates.io crate xpwd 1.0.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xpwd 1.0.4 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 xpwd 1.0.4 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] 0caa24f06e51faa1997343c6fc66021efc33a1609f137b542d20ecd749399473
[INFO] running `Command { std: "docker" "start" "-a" "0caa24f06e51faa1997343c6fc66021efc33a1609f137b542d20ecd749399473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0caa24f06e51faa1997343c6fc66021efc33a1609f137b542d20ecd749399473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0caa24f06e51faa1997343c6fc66021efc33a1609f137b542d20ecd749399473", kill_on_drop: false }`
[INFO] [stdout] 0caa24f06e51faa1997343c6fc66021efc33a1609f137b542d20ecd749399473
[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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5fc0ca585a228b885bec587bd54d73e05a9e285c1fb3fce27a5e6bdfa307e7e
[INFO] running `Command { std: "docker" "start" "-a" "a5fc0ca585a228b885bec587bd54d73e05a9e285c1fb3fce27a5e6bdfa307e7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling cc v1.0.98
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling event-listener v4.0.3
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling event-listener-strategy v0.4.0
[INFO] [stderr]    Compiling http-body v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling tokio v1.38.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling async-lock v3.3.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling piper v0.2.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling endi v1.1.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.4
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling zvariant_utils v2.0.0
[INFO] [stderr]    Compiling darling_core v0.20.9
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2`
[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/xcb-f73eca03d4155f61/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('request: ', ('xcb', 'BigRequests', 'Enable'))
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/rs_client.py", line 2448, in <module>
[INFO] [stderr]       module.generate()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/xcbgen/state.py", line 108, in generate
[INFO] [stderr]       self.close()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/rs_client.py", line 296, in rs_close
[INFO] [stderr]       _f.writeout(os.path.join(module.rs_srcdir, "ffi", "%s.rs" % _module_name(_ns.ext_name)))
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/rs_client.py", line 114, in writeout
[INFO] [stderr]       with open(path, 'w') as f:
[INFO] [stderr]            ^^^^^^^^^^^^^^^
[INFO] [stderr]   OSError: [Errno 30] Read-only file system: '/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/src/ffi/big_requests.rs'
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (901) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/build.rs:75:17:
[INFO] [stderr]   processing of /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/xml/bigreq.xml returned non-zero (1)
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5dcba7b7f712 - 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:     0x5dcba7b7f712 - 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:     0x5dcba7b7f712 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5dcba7b7f712 - <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:     0x5dcba7b8e62f - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5dcba7b8e62f - core::fmt::write::h8a63064c67176fd8
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x5dcba7b54493 - std::io::default_write_fmt::hc257f38f86d39af6
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5dcba7b54493 - std::io::Write::write_fmt::h5e9b646cef91150b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5dcba7b5db22 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5dcba7b5f90c - std::panicking::default_hook::{{closure}}::h23e0299d4738b766
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5dcba7b5f766 - std::panicking::default_hook::hfeec6294e8751b62
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5dcba7b5fee5 - std::panicking::panic_with_hook::hd57cd463d793ed79
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5dcba7b5fd7a - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5dcba7b5dc59 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5dcba7b4906d - __rustc[256c90bb7e548b45]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5dcba7b91af0 - core::panicking::panic_fmt::hf19c198748ef6a95
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5dcba7b4385d - build_script_build::main::{{closure}}::h1087f6566d150920
[INFO] [stderr]     17:     0x5dcba7b43dbd - build_script_build::visit_xml::hc29c2bf430cbe2dc
[INFO] [stderr]     18:     0x5dcba7b42eba - build_script_build::main::hfe83b61f9d99be3c
[INFO] [stderr]     19:     0x5dcba7b456b3 - core::ops::function::FnOnce::call_once::hdfc7b0d4aa154915
[INFO] [stderr]     20:     0x5dcba7b44f56 - std::sys::backtrace::__rust_begin_short_backtrace::h798341ece551dd73
[INFO] [stderr]     21:     0x5dcba7b44dc9 - std::rt::lang_start::{{closure}}::h2988e3a7e3769f9c
[INFO] [stderr]     22:     0x5dcba7b55d50 - 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:     0x5dcba7b55d50 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x5dcba7b55d50 - std::panicking::catch_unwind::ha7ce46787bb12905
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x5dcba7b55d50 - std::panic::catch_unwind::h625b36596def7d39
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x5dcba7b55d50 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x5dcba7b55d50 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x5dcba7b55d50 - std::panicking::catch_unwind::hf64cf7b0d8070f52
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x5dcba7b55d50 - std::panic::catch_unwind::h480b74763390cdcf
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x5dcba7b55d50 - std::rt::lang_start_internal::h4b3d04f698aef094
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x5dcba7b44db1 - std::rt::lang_start::hd6c0760ff5670fdf
[INFO] [stderr]     32:     0x5dcba7b48d85 - main
[INFO] [stderr]     33:     0x7705410741ca - <unknown>
[INFO] [stderr]     34:     0x77054107428b - __libc_start_main
[INFO] [stderr]     35:     0x5dcba7b42605 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a5fc0ca585a228b885bec587bd54d73e05a9e285c1fb3fce27a5e6bdfa307e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5fc0ca585a228b885bec587bd54d73e05a9e285c1fb3fce27a5e6bdfa307e7e", kill_on_drop: false }`
[INFO] [stdout] a5fc0ca585a228b885bec587bd54d73e05a9e285c1fb3fce27a5e6bdfa307e7e
