[INFO] fetching crate specs_sprite 0.4.3...
[INFO] testing specs_sprite-0.4.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate specs_sprite 0.4.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate specs_sprite 0.4.3 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 crates.io crate specs_sprite 0.4.3
[INFO] finished tweaking crates.io crate specs_sprite 0.4.3
[INFO] tweaked toml for crates.io crate specs_sprite 0.4.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded specs v0.14.3
[INFO] [stderr]   Downloaded glutin_egl_sys v0.1.5
[INFO] [stderr]   Downloaded shred-derive v0.5.1
[INFO] [stderr]   Downloaded tuple_utils v0.2.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.5.2
[INFO] [stderr]   Downloaded glutin_gles2_sys v0.1.5
[INFO] [stderr]   Downloaded crossbeam v0.4.1
[INFO] [stderr]   Downloaded shred v0.7.2
[INFO] [stderr]   Downloaded cocoa v0.24.0
[INFO] [stderr]   Downloaded glutin_wgl_sys v0.1.5
[INFO] [stderr]   Downloaded wayland-egl v0.28.3
[INFO] [stderr]   Downloaded main_loop v0.3.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.5.2
[INFO] [stderr]   Downloaded hibitset v0.5.4
[INFO] [stderr]   Downloaded gl_helpers v0.1.8
[INFO] [stderr]   Downloaded glutin_glx_sys v0.1.7
[INFO] [stderr]   Downloaded specs_camera v0.4.3
[INFO] [stderr]   Downloaded glutin v0.26.0
[INFO] [stderr]   Downloaded specs_guided_join v0.2.1
[INFO] [stderr]   Downloaded winit v0.24.0
[INFO] [stderr]   Downloaded specs_transform v0.4.5
[INFO] [stderr]   Downloaded specs_scene_graph v0.2.3
[INFO] [stderr]   Downloaded specs_time v0.5.2
[INFO] [stderr]   Downloaded specs_bundler v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e987e875318be165596b815bf6ed89273cbad6a96ea9c6946822a5f031d1fe12
[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" "e987e875318be165596b815bf6ed89273cbad6a96ea9c6946822a5f031d1fe12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e987e875318be165596b815bf6ed89273cbad6a96ea9c6946822a5f031d1fe12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e987e875318be165596b815bf6ed89273cbad6a96ea9c6946822a5f031d1fe12", kill_on_drop: false }`
[INFO] [stdout] e987e875318be165596b815bf6ed89273cbad6a96ea9c6946822a5f031d1fe12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c72da4c970d2fe5c998c857d6b30aa6e0e944bf234a1d9be3c7fa663eaac0570
[INFO] running `Command { std: "docker" "start" "-a" "c72da4c970d2fe5c998c857d6b30aa6e0e944bf234a1d9be3c7fa663eaac0570", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]    Compiling tuple_utils v0.2.0
[INFO] [stderr]    Compiling type-name v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/type-name-0.1.0/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[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 compile `type-name`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c72da4c970d2fe5c998c857d6b30aa6e0e944bf234a1d9be3c7fa663eaac0570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72da4c970d2fe5c998c857d6b30aa6e0e944bf234a1d9be3c7fa663eaac0570", kill_on_drop: false }`
[INFO] [stdout] c72da4c970d2fe5c998c857d6b30aa6e0e944bf234a1d9be3c7fa663eaac0570