[INFO] cloning repository https://github.com/Fredemus/sampler-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fredemus/sampler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredemus%2Fsampler-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredemus%2Fsampler-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81728b3046d7444edfbb5bc0dcb3bf76912524fb
[INFO] documenting Fredemus/sampler-rs against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredemus%2Fsampler-rs" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fredemus/sampler-rs on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-26/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Fredemus/sampler-rs
[INFO] finished tweaking git repo https://github.com/Fredemus/sampler-rs
[INFO] tweaked toml for git repo https://github.com/Fredemus/sampler-rs written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/Fredemus/sampler-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/robbert-vdh/nih-plug`
[INFO] [stderr]     Updating git repository `https://github.com/nicokoch/reflink`
[INFO] [stderr]     Updating git repository `https://github.com/robbert-vdh/clap-sys`
[INFO] [stderr]     Updating git repository `https://github.com/robbert-vdh/vst3-sys.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded raw-window-handle v0.3.4
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[INFO] [stderr]   Downloaded xcb-util v0.3.0
[INFO] [stderr]   Downloaded ouroboros v0.15.0
[INFO] [stderr]   Downloaded x11 v2.19.1
[INFO] [stderr]   Downloaded atomic_float v0.1.0
[INFO] [stderr]   Downloaded scroll_derive v0.11.0
[INFO] [stderr]   Downloaded scroll v0.11.0
[INFO] [stderr]   Downloaded keyboard-types v0.6.2
[INFO] [stderr]   Downloaded assert_no_alloc v1.1.2
[INFO] [stderr]   Downloaded midi-consts v0.1.0
[INFO] [stderr]   Downloaded widestring v1.0.0-beta.1
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[INFO] [stderr]   Downloaded windows v0.32.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bebb73bbca03848fa74c4b7f37b0c8af32dc1c6e916c5eca340e63f01f59409a
[INFO] running `Command { std: "docker" "start" "-a" "bebb73bbca03848fa74c4b7f37b0c8af32dc1c6e916c5eca340e63f01f59409a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bebb73bbca03848fa74c4b7f37b0c8af32dc1c6e916c5eca340e63f01f59409a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bebb73bbca03848fa74c4b7f37b0c8af32dc1c6e916c5eca340e63f01f59409a", kill_on_drop: false }`
[INFO] [stdout] bebb73bbca03848fa74c4b7f37b0c8af32dc1c6e916c5eca340e63f01f59409a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "d823d0d6bdbbeacce742b7d3a9e91dafb6f4ae1c467d34ee2ec9fcbfd434d1b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
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[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]     Checking tinystr v0.3.4
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[INFO] [stderr]    Compiling rand_core v0.5.1
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[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]     Checking raw-window-handle v0.3.4
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[INFO] [stderr]    Compiling vst3-com-macros-support v0.2.0 (https://github.com/robbert-vdh/vst3-sys.git?branch=fix/note-off-event#bda8be0f)
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[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling vst3-com-macros v0.2.0 (https://github.com/robbert-vdh/vst3-sys.git?branch=fix/note-off-event#bda8be0f)
[INFO] [stderr]    Compiling vizia_derive v0.1.0 (https://github.com/vizia/vizia.git?rev=0c3451e09f28ff0bb1f6836d3a1e9192862e5dfe#0c3451e0)
[INFO] [stderr]    Compiling nih_plug_derive v0.1.0 (https://github.com/robbert-vdh/nih-plug#8eaecb6e)
[INFO] [stderr]     Checking xcb-util v0.3.0
[INFO] [stderr]     Checking baseview v0.1.0 (https://github.com/RustAudio/baseview.git?rev=b3712638bacb3fdf2883cb5aa3f6caed0e91ac8c#b3712638)
[INFO] [stderr]     Checking vst3-com v0.1.0 (https://github.com/robbert-vdh/vst3-sys.git?branch=fix/note-off-event#bda8be0f)
[INFO] [stderr]     Checking vst3-sys v0.1.0 (https://github.com/robbert-vdh/vst3-sys.git?branch=fix/note-off-event#bda8be0f)
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[INFO] [stderr]     Checking femtovg v0.3.4
[INFO] [stderr]     Checking vizia_core v0.1.0 (https://github.com/vizia/vizia.git?rev=0c3451e09f28ff0bb1f6836d3a1e9192862e5dfe#0c3451e0)
[INFO] [stderr]     Checking nih_plug v0.0.0 (https://github.com/robbert-vdh/nih-plug#8eaecb6e)
[INFO] [stderr]     Checking vizia_baseview v0.1.0 (https://github.com/vizia/vizia.git?rev=0c3451e09f28ff0bb1f6836d3a1e9192862e5dfe#0c3451e0)
[INFO] [stderr]     Checking vizia v0.1.0 (https://github.com/vizia/vizia.git?rev=0c3451e09f28ff0bb1f6836d3a1e9192862e5dfe#0c3451e0)
[INFO] [stderr]  Documenting sampler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/bin.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(portable_simd)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(portable_simd)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `sampler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type cdylib --crate-name sampler src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=23df28c245874db9 -L dependency=/opt/rustwide/target/debug/deps --extern baseview=/opt/rustwide/target/debug/deps/libbaseview-4f5df6bb720ac86b.rmeta --extern dirs=/opt/rustwide/target/debug/deps/libdirs-47becac498d2a735.rmeta --extern femtovg=/opt/rustwide/target/debug/deps/libfemtovg-13b02e541b295521.rmeta --extern hound=/opt/rustwide/target/debug/deps/libhound-f9ccec3a5b79117b.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern nih_plug=/opt/rustwide/target/debug/deps/libnih_plug-c2b87af3240b989d.rmeta --extern raw_window_handle=/opt/rustwide/target/debug/deps/libraw_window_handle-9a13103937a5652d.rmeta --extern vizia=/opt/rustwide/target/debug/deps/libvizia-0fb4ba67ac8ec8dc.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `sampler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name sampler_standalone src/bin.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e48839097ceb6396 -L dependency=/opt/rustwide/target/debug/deps --extern baseview=/opt/rustwide/target/debug/deps/libbaseview-4f5df6bb720ac86b.rmeta --extern dirs=/opt/rustwide/target/debug/deps/libdirs-47becac498d2a735.rmeta --extern femtovg=/opt/rustwide/target/debug/deps/libfemtovg-13b02e541b295521.rmeta --extern hound=/opt/rustwide/target/debug/deps/libhound-f9ccec3a5b79117b.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern nih_plug=/opt/rustwide/target/debug/deps/libnih_plug-c2b87af3240b989d.rmeta --extern raw_window_handle=/opt/rustwide/target/debug/deps/libraw_window_handle-9a13103937a5652d.rmeta --extern vizia=/opt/rustwide/target/debug/deps/libvizia-0fb4ba67ac8ec8dc.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d823d0d6bdbbeacce742b7d3a9e91dafb6f4ae1c467d34ee2ec9fcbfd434d1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d823d0d6bdbbeacce742b7d3a9e91dafb6f4ae1c467d34ee2ec9fcbfd434d1b6", kill_on_drop: false }`
[INFO] [stdout] d823d0d6bdbbeacce742b7d3a9e91dafb6f4ae1c467d34ee2ec9fcbfd434d1b6