[INFO] fetching crate h264_webcam_stream 0.1.0...
[INFO] testing h264_webcam_stream-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate h264_webcam_stream 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate h264_webcam_stream 0.1.0
[INFO] finished tweaking crates.io crate h264_webcam_stream 0.1.0
[INFO] tweaked toml for crates.io crate h264_webcam_stream 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate h264_webcam_stream 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate h264_webcam_stream 0.1.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dace77526c438485483286275382e4d80669a5bb6d3cfc8a052ce6a7f46290b
[INFO] running `Command { std: "docker" "start" "-a" "6dace77526c438485483286275382e4d80669a5bb6d3cfc8a052ce6a7f46290b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dace77526c438485483286275382e4d80669a5bb6d3cfc8a052ce6a7f46290b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dace77526c438485483286275382e4d80669a5bb6d3cfc8a052ce6a7f46290b", kill_on_drop: false }`
[INFO] [stdout] 6dace77526c438485483286275382e4d80669a5bb6d3cfc8a052ce6a7f46290b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b06c65df1cd301cb396f3a2298eab8ecc369f9ae6b453f140fed50ad1ae47c41
[INFO] running `Command { std: "docker" "start" "-a" "b06c65df1cd301cb396f3a2298eab8ecc369f9ae6b453f140fed50ad1ae47c41", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling nasm-rs v0.2.4
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling jobserver v0.1.25
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling cc v1.0.74
[INFO] [stderr]    Compiling openh264-sys2 v0.3.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling v4l2-sys-mit v0.2.0
[INFO] [stderr]    Compiling openh264 v0.3.0
[INFO] [stderr] error: failed to run custom build command for `v4l2-sys-mit v0.2.0`
[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/v4l2-sys-mit-3ddd800991502720/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1683) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/fallback.rs:756:9:
[INFO] [stderr]   "v4l2_pix_format_union_(anonymous_at_/usr/include/linux/videodev2_h_500_2)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x6147bd5fa5a2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x6147bd5fa5a2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x6147bd5fa5a2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x6147bd5fa5a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x6147bd60b95f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x6147bd60b95f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x6147bd5cce31 - std::io::default_write_fmt::h1ecb8c7cfa7da481
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x6147bd5cce31 - std::io::Write::write_fmt::h051fe4a9e4fdbf48
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x6147bd5d7a42 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x6147bd5da58f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x6147bd5da3e9 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x6147bd5dacc5 - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x6147bd5daaaa - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x6147bd5d7b79 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x6147bd5c14fd - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x6147bd615ab0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x6147bd5a0ae8 - proc_macro2::fallback::validate_ident::h11f7f4648a693500
[INFO] [stderr]     17:     0x6147bd5a12b9 - proc_macro2::fallback::Ident::_new::h23e18025a8801fde
[INFO] [stderr]     18:     0x6147bd5a126f - proc_macro2::fallback::Ident::new::h00618625dcade6f3
[INFO] [stderr]     19:     0x6147bd5a0188 - proc_macro2::imp::Ident::new::h51f8d1d9afedeb69
[INFO] [stderr]     20:     0x6147bd5ad968 - proc_macro2::Ident::new::h10612dd535682f0c
[INFO] [stderr]     21:     0x6147bd286cbf - bindgen::ir::context::BindgenContext::rust_ident_raw::h1540c0e9c6274ee9
[INFO] [stderr]     22:     0x6147bd284a90 - bindgen::ir::context::BindgenContext::rust_ident::h01c00a0e41c06ca4
[INFO] [stderr]     23:     0x6147bd26b106 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hacea361ff5fefc04
[INFO] [stderr]     24:     0x6147bd37633b - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::h3777e8c3d6c6f021
[INFO] [stderr]     25:     0x6147bd2bfb33 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h5909372c813fd3e4
[INFO] [stderr]     26:     0x6147bd2712d7 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hacea361ff5fefc04
[INFO] [stderr]     27:     0x6147bd37633b - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::h3777e8c3d6c6f021
[INFO] [stderr]     28:     0x6147bd2bfb33 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h5909372c813fd3e4
[INFO] [stderr]     29:     0x6147bd35b5a5 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::h7a783ca63148fdcc
[INFO] [stderr]     30:     0x6147bd29f365 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::h533c9f9ef4555b99
[INFO] [stderr]     31:     0x6147bd2bfb0e - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h5909372c813fd3e4
[INFO] [stderr]     32:     0x6147bd367e81 - bindgen::codegen::codegen::{{closure}}::hd2e099a8fe439150
[INFO] [stderr]     33:     0x6147bd2921c8 - bindgen::ir::context::BindgenContext::gen::h016ae9cd7fdd557c
[INFO] [stderr]     34:     0x6147bd3676ed - bindgen::codegen::codegen::ha16ba33f0f446479
[INFO] [stderr]     35:     0x6147bd2e566c - bindgen::Bindings::generate::h006882c2210b0329
[INFO] [stderr]     36:     0x6147bd2e1621 - bindgen::Builder::generate::h9cd2e89c6b8071d8
[INFO] [stderr]     37:     0x6147bd23eb56 - build_script_build::main::h9fe1e9f0309f7546
[INFO] [stderr]     38:     0x6147bd23f633 - core::ops::function::FnOnce::call_once::hdd9f2fed0713c18c
[INFO] [stderr]     39:     0x6147bd23f516 - std::sys::backtrace::__rust_begin_short_backtrace::h3f9d4d6da9b262d5
[INFO] [stderr]     40:     0x6147bd23f4f9 - std::rt::lang_start::{{closure}}::h6c2fe9cb76abf86f
[INFO] [stderr]     41:     0x6147bd5ce990 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h4967fb77e0dfb65c
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     42:     0x6147bd5ce990 - std::panicking::catch_unwind::do_call::hf7e87675c3e14c23
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stderr]     43:     0x6147bd5ce990 - std::panicking::catch_unwind::h26f0e342004b5114
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stderr]     44:     0x6147bd5ce990 - std::panic::catch_unwind::h9ee33ca17775d897
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stderr]     45:     0x6147bd5ce990 - std::rt::lang_start_internal::{{closure}}::h243ba3495fa13cf8
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24
[INFO] [stderr]     46:     0x6147bd5ce990 - std::panicking::catch_unwind::do_call::h819db0a7788e7259
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stderr]     47:     0x6147bd5ce990 - std::panicking::catch_unwind::h23e08fb4a7b9f405
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stderr]     48:     0x6147bd5ce990 - std::panic::catch_unwind::h7ca3d9eabb6135ff
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stderr]     49:     0x6147bd5ce990 - std::rt::lang_start_internal::h06ad7395f4fda8d7
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5
[INFO] [stderr]     50:     0x6147bd23f4e1 - std::rt::lang_start::hee2c7573fde329ae
[INFO] [stderr]     51:     0x6147bd2408b5 - main
[INFO] [stderr]     52:     0x72d2c43251ca - <unknown>
[INFO] [stderr]     53:     0x72d2c432528b - __libc_start_main
[INFO] [stderr]     54:     0x6147bd23e8d5 - _start
[INFO] [stderr]     55:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b06c65df1cd301cb396f3a2298eab8ecc369f9ae6b453f140fed50ad1ae47c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b06c65df1cd301cb396f3a2298eab8ecc369f9ae6b453f140fed50ad1ae47c41", kill_on_drop: false }`
[INFO] [stdout] b06c65df1cd301cb396f3a2298eab8ecc369f9ae6b453f140fed50ad1ae47c41