[INFO] crate scaleless_music 0.0.8 is already in cache
[INFO] checking scaleless_music-0.0.8 against beta-2019-10-27 for pr-65897
[INFO] extracting crate scaleless_music 0.0.8 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate scaleless_music 0.0.8 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate scaleless_music 0.0.8
[INFO] finished tweaking crates.io crate scaleless_music 0.0.8
[INFO] tweaked toml for crates.io crate scaleless_music 0.0.8 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 617651789e5d985eb502bfa466a9c6b69c843775454542adb70c79b51e5ec938
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "617651789e5d985eb502bfa466a9c6b69c843775454542adb70c79b51e5ec938"`
[INFO] [stderr]     Checking piston-float v0.2.0
[INFO] [stderr]     Checking shader_version v0.2.2
[INFO] [stderr]     Checking piston-texture v0.5.0
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking read_color v0.1.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.2.1
[INFO] [stderr]     Checking draw_state v0.6.0
[INFO] [stderr]     Checking petgraph v0.2.10
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking rusttype v0.2.4
[INFO] [stderr]     Checking scaleless_music v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking wayland-sys v0.5.11
[INFO] [stderr]     Checking piston-viewport v0.2.0
[INFO] [stderr]     Checking vecmath v0.2.0
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]     Checking pistoncore-input v0.14.0
[INFO] [stderr]     Checking piston2d-graphics v0.19.0
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]     Checking gfx_core v0.4.0
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]     Checking daggy v0.4.1
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]     Checking pistoncore-window v0.23.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.26.0
[INFO] [stderr]     Checking piston v0.26.0
[INFO] [stderr]     Checking wayland-window v0.2.3
[INFO] [stderr]     Checking wayland-kbd v0.3.6
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking pistoncore-glutin_window v0.32.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.31.0
[INFO] [stderr]     Checking gfx v0.12.2
[INFO] [stderr]     Checking gfx_device_gl v0.11.2
[INFO] [stderr]     Checking piston-gfx_texture v0.18.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.33.2
[INFO] [stderr]     Checking piston_window v0.57.0
[INFO] [stderr]     Checking conrod v0.46.2
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> benches/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `scaleless_music`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `SoundInterface`
[INFO] [stderr]    --> examples/instrument_overtone.rs:138:21
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let mut sound = SoundInterface::new(48000, BUFFER_SIZE_DEFAULT, 2, sound_generator)
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^ use of undeclared type or module `SoundInterface`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `scaleless_music`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `SoundInterface`
[INFO] [stderr]    --> examples/instrument1.rs:129:21
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let mut sound = SoundInterface::new(48000, BUFFER_SIZE_DEFAULT, 2, sound_generator)
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^ use of undeclared type or module `SoundInterface`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `scaleless_music`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "617651789e5d985eb502bfa466a9c6b69c843775454542adb70c79b51e5ec938"`
[INFO] running `"docker" "rm" "-f" "617651789e5d985eb502bfa466a9c6b69c843775454542adb70c79b51e5ec938"`
[INFO] [stdout] 617651789e5d985eb502bfa466a9c6b69c843775454542adb70c79b51e5ec938