[INFO] fetching crate ez_audio 0.1.6...
[INFO] documenting ez_audio-0.1.6 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate ez_audio 0.1.6 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ez_audio 0.1.6 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] started tweaking crates.io crate ez_audio 0.1.6
[INFO] finished tweaking crates.io crate ez_audio 0.1.6
[INFO] tweaked toml for crates.io crate ez_audio 0.1.6 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa716d1110f660a6aad0df8ab01a70193b2538e950a9fb7d6a043f9a82a5b625
[INFO] running `Command { std: "docker" "start" "-a" "aa716d1110f660a6aad0df8ab01a70193b2538e950a9fb7d6a043f9a82a5b625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa716d1110f660a6aad0df8ab01a70193b2538e950a9fb7d6a043f9a82a5b625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa716d1110f660a6aad0df8ab01a70193b2538e950a9fb7d6a043f9a82a5b625", kill_on_drop: false }`
[INFO] [stdout] aa716d1110f660a6aad0df8ab01a70193b2538e950a9fb7d6a043f9a82a5b625
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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 }`
[INFO] [stdout] 58f1ba4eba9053809ca80b43896df48b3c3b1c0f727ca52b25b595d461a52db0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58f1ba4eba9053809ca80b43896df48b3c3b1c0f727ca52b25b595d461a52db0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling ez_audio v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: cc/AudioInterface.cc: In function 'void removeSound(size_t, AudioContext*)':
[INFO] [stderr] warning: cc/AudioInterface.cc:99:45: warning: deleting 'void*' is undefined [-Wdelete-incomplete]
[INFO] [stderr] warning:    99 |  delete context->soundClips->at(id)->device.pUserData;
[INFO] [stderr] warning:       |                                             ^~~~~~~~~
[INFO] [stderr] warning: In file included from cc/AudioPlayer.cc:6:
[INFO] [stderr] warning: cc/stb_vorbis.c: In function 'int do_floor(vorb*, Mapping*, int, int, float*, YTYPE*, uint8*)':
[INFO] [stderr] warning: cc/stb_vorbis.c:3055:95: warning: unused parameter 'step2_flag' [-Wunused-parameter]
[INFO] [stderr] warning:  3055 | static int do_floor(vorb *f, Mapping *map, int i, int n, float *target, YTYPE *finalY, uint8 *step2_flag)
[INFO] [stderr] warning:       |                                                                                        ~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: cc/stb_vorbis.c: In function 'int vorbis_decode_packet_rest(vorb*, int*, Mode*, int, int, int, int, int*)':
[INFO] [stderr] warning: cc/stb_vorbis.c:3162:86: warning: unused parameter 'left_end' [-Wunused-parameter]
[INFO] [stderr] warning:  3162 | static int vorbis_decode_packet_rest(vorb *f, int *len, Mode *m, int left_start, int left_end, int right_start, int right_end, int *p_left)
[INFO] [stderr] warning:       |                                                                                  ~~~~^~~~~~~~
[INFO] [stderr]  Documenting ez_audio v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(fn_traits)]
[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:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(unboxed_closures)]
[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:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(get_mut_unchecked)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: cc/AudioInterface.cc: In function 'void removeSound(size_t, AudioContext*)':
[INFO] [stderr] warning: cc/AudioInterface.cc:99:45: warning: deleting 'void*' is undefined [-Wdelete-incomplete]
[INFO] [stderr] warning:    99 |  delete context->soundClips->at(id)->device.pUserData;
[INFO] [stderr] warning:       |                                             ^~~~~~~~~
[INFO] [stderr] warning: In file included from cc/AudioPlayer.cc:6:
[INFO] [stderr] warning: cc/stb_vorbis.c: In function 'int do_floor(vorb*, Mapping*, int, int, float*, YTYPE*, uint8*)':
[INFO] [stderr] warning: cc/stb_vorbis.c:3055:95: warning: unused parameter 'step2_flag' [-Wunused-parameter]
[INFO] [stderr] warning:  3055 | static int do_floor(vorb *f, Mapping *map, int i, int n, float *target, YTYPE *finalY, uint8 *step2_flag)
[INFO] [stderr] warning:       |                                                                                        ~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: cc/stb_vorbis.c: In function 'int vorbis_decode_packet_rest(vorb*, int*, Mode*, int, int, int, int, int*)':
[INFO] [stderr] warning: cc/stb_vorbis.c:3162:86: warning: unused parameter 'left_end' [-Wunused-parameter]
[INFO] [stderr] warning:  3162 | static int vorbis_decode_packet_rest(vorb *f, int *len, Mode *m, int left_start, int left_end, int right_start, int right_end, int *p_left)
[INFO] [stderr] warning:       |                                                                                  ~~~~^~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] error: could not document `ez_audio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name ez_audio src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=736f6c1fdb737817 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.6` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "58f1ba4eba9053809ca80b43896df48b3c3b1c0f727ca52b25b595d461a52db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f1ba4eba9053809ca80b43896df48b3c3b1c0f727ca52b25b595d461a52db0", kill_on_drop: false }`
[INFO] [stdout] 58f1ba4eba9053809ca80b43896df48b3c3b1c0f727ca52b25b595d461a52db0