[INFO] cloning repository https://github.com/Kl4rry/ez-audio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kl4rry/ez-audio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKl4rry%2Fez-audio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKl4rry%2Fez-audio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e65419eee5624d2a1078a806f21f6d1e5c5d184
[INFO] testing Kl4rry/ez-audio against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKl4rry%2Fez-audio" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kl4rry/ez-audio on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kl4rry/ez-audio
[INFO] finished tweaking git repo https://github.com/Kl4rry/ez-audio
[INFO] tweaked toml for git repo https://github.com/Kl4rry/ez-audio written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Kl4rry/ez-audio already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2788674fb61ecd60651eddd8307b7247a729bdd86378a97fc845304e598cf203
[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" "2788674fb61ecd60651eddd8307b7247a729bdd86378a97fc845304e598cf203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2788674fb61ecd60651eddd8307b7247a729bdd86378a97fc845304e598cf203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2788674fb61ecd60651eddd8307b7247a729bdd86378a97fc845304e598cf203", kill_on_drop: false }`
[INFO] [stdout] 2788674fb61ecd60651eddd8307b7247a729bdd86378a97fc845304e598cf203
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 077acf971fb3eb80766b590f8ed1ba5fd61fabc07272360471d1a5d947e9ecf0
[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" "077acf971fb3eb80766b590f8ed1ba5fd61fabc07272360471d1a5d947e9ecf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling ez_audio v0.1.0 (/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] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fn_traits)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(unboxed_closures)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(get_mut_unchecked)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 compile `ez_audio`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "077acf971fb3eb80766b590f8ed1ba5fd61fabc07272360471d1a5d947e9ecf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "077acf971fb3eb80766b590f8ed1ba5fd61fabc07272360471d1a5d947e9ecf0", kill_on_drop: false }`
[INFO] [stdout] 077acf971fb3eb80766b590f8ed1ba5fd61fabc07272360471d1a5d947e9ecf0