[INFO] cloning repository https://github.com/gjf2a/midi_melody_gui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gjf2a/midi_melody_gui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgjf2a%2Fmidi_melody_gui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgjf2a%2Fmidi_melody_gui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e72500f2cf749052362e16195c9ad1aa46f5773
[INFO] testing gjf2a/midi_melody_gui against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgjf2a%2Fmidi_melody_gui" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gjf2a/midi_melody_gui
[INFO] finished tweaking git repo https://github.com/gjf2a/midi_melody_gui
[INFO] tweaked toml for git repo https://github.com/gjf2a/midi_melody_gui written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gjf2a/midi_melody_gui on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gjf2a/midi_melody_gui 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7e2967543ecdd7f2259b2cc7441540e8f96a295f5acca484be9491495529e82
[INFO] running `Command { std: "docker" "start" "-a" "b7e2967543ecdd7f2259b2cc7441540e8f96a295f5acca484be9491495529e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7e2967543ecdd7f2259b2cc7441540e8f96a295f5acca484be9491495529e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7e2967543ecdd7f2259b2cc7441540e8f96a295f5acca484be9491495529e82", kill_on_drop: false }`
[INFO] [stdout] b7e2967543ecdd7f2259b2cc7441540e8f96a295f5acca484be9491495529e82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c7e018737b9a91b6a6a5eb6e5000a3e71c42f865caa9f4e388376f720ca975b
[INFO] running `Command { std: "docker" "start" "-a" "6c7e018737b9a91b6a6a5eb6e5000a3e71c42f865caa9f4e388376f720ca975b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling libc v0.2.181
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling wayland-sys v0.31.8
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling endi v1.1.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling owned_ttf_parser v0.25.1
[INFO] [stderr]    Compiling wayland-backend v0.3.12
[INFO] [stderr]    Compiling uuid v1.20.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling xml-rs v0.8.28
[INFO] [stderr]    Compiling ab_glyph v0.2.32
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling accesskit v0.21.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling async-broadcast v0.7.2
[INFO] [stderr]    Compiling wayland-csd-frame v0.3.0
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling memmap2 v0.9.9
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling gethostname v1.1.0
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling async-signal v0.2.13
[INFO] [stderr]    Compiling rtsan-standalone v0.3.0
[INFO] [stderr]    Compiling async-process v2.5.0
[INFO] [stderr]    Compiling tempfile v3.25.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling x11rb v0.13.2
[INFO] [stderr]    Compiling toml_parser v1.0.8+spec-1.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling winit v0.30.12
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling rtsan-standalone-sys v0.3.0
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling transpose v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling primal-check v0.3.4
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling rustfft v6.4.1
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling accesskit_consumer v0.31.0
[INFO] [stderr]    Compiling pxfm v0.1.27
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]    Compiling glam v0.28.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.7.1
[INFO] [stderr] error: could not compile `zerocopy` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name zerocopy --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zerocopy-0.8.39/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="simd"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("__internal_use_only_features_that_work_on_stable", "alloc", "derive", "float-nightly", "simd", "simd-nightly", "std", "zerocopy-derive"))' -C metadata=a78a2ac5ff43ccc9 -C extra-filename=-4d1926964a57424d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn --check-cfg 'cfg(no_zerocopy_simd_x86_avx12_1_89_0)' --check-cfg 'cfg(rust, values("1.89.0"))' --check-cfg 'cfg(no_zerocopy_core_error_1_81_0)' --check-cfg 'cfg(rust, values("1.81.0"))' --check-cfg 'cfg(no_zerocopy_diagnostic_on_unimplemented_1_78_0)' --check-cfg 'cfg(rust, values("1.78.0"))' --check-cfg 'cfg(no_zerocopy_generic_bounds_in_const_fn_1_61_0)' --check-cfg 'cfg(rust, values("1.61.0"))' --check-cfg 'cfg(no_zerocopy_target_has_atomics_1_60_0)' --check-cfg 'cfg(rust, values("1.60.0"))' --check-cfg 'cfg(no_zerocopy_aarch64_simd_1_59_0)' --check-cfg 'cfg(rust, values("1.59.0"))' --check-cfg 'cfg(no_zerocopy_panic_in_const_and_vec_try_reserve_1_57_0)' --check-cfg 'cfg(rust, values("1.57.0"))' --check-cfg 'cfg(doc_cfg)' --check-cfg 'cfg(kani)' --check-cfg 'cfg(__ZEROCOPY_INTERNAL_USE_ONLY_NIGHTLY_FEATURES_IN_TESTS)' --check-cfg 'cfg(__ZEROCOPY_INTERNAL_USE_ONLY_DEV_MODE)' --check-cfg 'cfg(coverage_nightly)'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6c7e018737b9a91b6a6a5eb6e5000a3e71c42f865caa9f4e388376f720ca975b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c7e018737b9a91b6a6a5eb6e5000a3e71c42f865caa9f4e388376f720ca975b", kill_on_drop: false }`
[INFO] [stdout] 6c7e018737b9a91b6a6a5eb6e5000a3e71c42f865caa9f4e388376f720ca975b
