[INFO] cloning repository https://github.com/xxx/tract-plugin-pack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxx/tract-plugin-pack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxx%2Ftract-plugin-pack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxx%2Ftract-plugin-pack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 158ebb97aba276efa3b9b47514f712a1584831cb
[INFO] checking xxx/tract-plugin-pack against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxx%2Ftract-plugin-pack" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/xxx/tract-plugin-pack
[INFO] finished tweaking git repo https://github.com/xxx/tract-plugin-pack
[INFO] tweaked toml for git repo https://github.com/xxx/tract-plugin-pack written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xxx/tract-plugin-pack on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xxx/tract-plugin-pack 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/RustAudio/baseview.git`
[INFO] [stderr]     Updating git repository `https://github.com/xxx/nih-plug.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/robbert-vdh/rust-assert-no-alloc.git`
[INFO] [stderr]     Updating git repository `https://github.com/micahrj/clap-sys.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rtrb v0.2.3
[INFO] [stderr]   Downloaded vst3 v0.3.0
[INFO] [stderr]   Downloaded midi-consts v0.1.0
[INFO] [stderr]   Downloaded coremidi-sys v3.2.0
[INFO] [stderr]   Downloaded cache-padded v1.3.0
[INFO] [stderr]   Downloaded jack-sys v0.5.1
[INFO] [stderr]   Downloaded coremidi v0.6.0
[INFO] [stderr]   Downloaded nih_log v0.3.1
[INFO] [stderr]   Downloaded atomic_float v0.1.0
[INFO] [stderr]   Downloaded terminal_size v0.4.4
[INFO] [stderr]   Downloaded keyboard-types v0.6.2
[INFO] [stderr]   Downloaded anymap3 v1.0.1
[INFO] [stderr]   Downloaded midir v0.9.1
[INFO] [stderr]   Downloaded com-scrape-types v0.1.1
[INFO] [stderr]   Downloaded jack v0.11.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d33d059d46c69969ff2b58d259996f56ea52650b7d4277184f5dfb54a415a73
[INFO] running `Command { std: "docker" "start" "-a" "2d33d059d46c69969ff2b58d259996f56ea52650b7d4277184f5dfb54a415a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d33d059d46c69969ff2b58d259996f56ea52650b7d4277184f5dfb54a415a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d33d059d46c69969ff2b58d259996f56ea52650b7d4277184f5dfb54a415a73", kill_on_drop: false }`
[INFO] [stdout] 2d33d059d46c69969ff2b58d259996f56ea52650b7d4277184f5dfb54a415a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8a9d37c9342e1bef5f8de17289f4e873586b39450fcfed578709a93abbe4858
[INFO] running `Command { std: "docker" "start" "-a" "e8a9d37c9342e1bef5f8de17289f4e873586b39450fcfed578709a93abbe4858", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking as-raw-xcb-connection v1.0.1
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]    Compiling jack-sys v0.5.1
[INFO] [stderr]    Compiling drm-sys v0.8.1
[INFO] [stderr]     Checking x11rb-protocol v0.13.2
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling drm-fourcc v2.2.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling tiny-xlib v0.2.4
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling jack v0.11.4
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking raw-window-handle v0.5.2
[INFO] [stderr]     Checking rustc-demangle v0.1.27
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking com-scrape-types v0.1.1
[INFO] [stderr]     Checking ctor-lite v0.1.2
[INFO] [stderr]     Checking raw-window-handle v0.6.2
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]     Checking png v0.18.1
[INFO] [stderr]     Checking keyboard-types v0.6.2
[INFO] [stderr]     Checking rtrb v0.2.3
[INFO] [stderr]     Checking atomic_refcell v0.1.13
[INFO] [stderr]     Checking atomic_float v0.1.0
[INFO] [stderr]     Checking anymap3 v1.0.1
[INFO] [stderr]     Checking ttf-parser v0.21.1
[INFO] [stderr]     Checking widestring v1.2.1
[INFO] [stderr]     Checking vst3 v0.3.0
[INFO] [stderr]     Checking clap-sys v0.5.0 (https://github.com/micahrj/clap-sys.git?rev=25d7f53fdb6363ad63fbd80049cb7a42a97ac156#25d7f53f)
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking midi-consts v0.1.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]     Checking primal-check v0.3.4
[INFO] [stderr]    Compiling cc v1.2.58
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking criterion-plot v0.8.2
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking rustfft v6.4.1
[INFO] [stderr]    Compiling wayland-sys v0.31.10
[INFO] [stderr]    Compiling quick-xml v0.39.2
[INFO] [stderr]     Checking tiny-skia-path v0.12.0
[INFO] [stderr]     Checking alsa-sys v0.3.1
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking alsa v0.9.1
[INFO] [stderr]     Checking alsa v0.7.1
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking fontdue v0.9.3
[INFO] [stderr]     Checking tiny-skia v0.12.0
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]    Compiling wayland-client v0.31.13
[INFO] [stderr]    Compiling wayland-scanner v0.31.9
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]     Checking zerocopy v0.8.48
[INFO] [stderr]     Checking cpal v0.15.3
[INFO] [stderr]    Compiling wayland-backend v0.3.14
[INFO] [stderr]     Checking midir v0.9.1
[INFO] [stderr]    Compiling rfd v0.17.2
[INFO] [stderr]     Checking pollster v0.4.0
[INFO] [stderr]    Compiling wavetable-filter v0.1.0 (/opt/rustwide/workdir/wavetable-filter)
[INFO] [stderr]     Checking atomic_float v1.1.0
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]    Compiling gs-meter v0.1.0 (/opt/rustwide/workdir/gs-meter)
[INFO] [stderr]     Checking bench-suite v0.0.0 (/opt/rustwide/workdir/bench-suite)
[INFO] [stderr]     Checking nih_log v0.3.1
[INFO] [stderr]     Checking xtask v0.1.0 (/opt/rustwide/workdir/xtask)
[INFO] [stderr]     Checking assert_no_alloc v1.1.2 (https://github.com/robbert-vdh/rust-assert-no-alloc.git?branch=feature%2Fnested-permit-forbid#a6fb4f62)
[INFO] [stderr]    Compiling nih_plug_derive v0.1.0 (https://github.com/xxx/nih-plug.git?branch=finish-vst3-pr#958f15af)
[INFO] [stderr]     Checking gethostname v1.1.0
[INFO] [stderr]     Checking terminal_size v0.4.4
[INFO] [stderr]     Checking drm-ffi v0.9.1
[INFO] [stderr]     Checking x11rb v0.13.2
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr]     Checking drm v0.14.1
[INFO] [stderr]     Checking baseview v0.1.0 (https://github.com/RustAudio/baseview.git?rev=579130ecb4f9f315ae52190af42f0ea46aeaa4a2#579130ec)
[INFO] [stderr]     Checking softbuffer v0.4.8
[INFO] [stderr]     Checking baseview v0.1.0 (https://github.com/RustAudio/baseview.git?rev=9a0b42c09d712777b2edb4c5e0cb6baf21e988f0#9a0b42c0)
[INFO] [stderr]     Checking realfft v3.5.0
[INFO] [stderr]     Checking clap v4.6.0
[INFO] [stderr]     Checking nih_plug v0.0.0 (https://github.com/xxx/nih-plug.git?branch=finish-vst3-pr#958f15af)
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking wayland-protocols v0.32.11
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/nih-plug-2e37964f70fb0679/958f15a/src/lib.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 | #![cfg_attr(feature = "simd", feature(portable_simd))]
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.8.2
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nih_plug` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e8a9d37c9342e1bef5f8de17289f4e873586b39450fcfed578709a93abbe4858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a9d37c9342e1bef5f8de17289f4e873586b39450fcfed578709a93abbe4858", kill_on_drop: false }`
[INFO] [stdout] e8a9d37c9342e1bef5f8de17289f4e873586b39450fcfed578709a93abbe4858