[INFO] cloning repository https://github.com/s3bk/webgl_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/s3bk/webgl_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs3bk%2Fwebgl_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs3bk%2Fwebgl_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eeb32bd7da3c9355ba81930186c11b8b6acb5025
[INFO] checking s3bk/webgl_demo against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs3bk%2Fwebgl_demo" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/s3bk/webgl_demo on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/s3bk/webgl_demo
[INFO] finished tweaking git repo https://github.com/s3bk/webgl_demo
[INFO] tweaked toml for git repo https://github.com/s3bk/webgl_demo written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/s3bk/webgl_demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--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/s3bk/pathfinder`
[INFO] [stderr]     Updating git repository `https://github.com/s3bk/pathfinder_view`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded console_log v0.2.0
[INFO] [stderr]   Downloaded ahash v0.3.2
[INFO] [stderr]   Downloaded half v1.5.0
[INFO] [stderr]   Downloaded hashbrown v0.7.1
[INFO] [stderr]   Downloaded kurbo v0.5.11
[INFO] [stderr]   Downloaded simplecss v0.2.0
[INFO] [stderr]   Downloaded roxmltree v0.9.1
[INFO] [stderr]   Downloaded usvg v0.9.0
[INFO] [stderr]   Downloaded svgtypes v0.5.0
[INFO] [stderr]   Downloaded data-url v0.1.0
[INFO] [stderr]   Downloaded rctree v0.3.3
[INFO] [stderr]   Downloaded xmlparser v0.13.1
[INFO] [stderr]   Downloaded xmlwriter v0.1.0
[INFO] [stderr]   Downloaded winit v0.22.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b499ed99ad125a55eda3db7f5a4139c52ff3759056c3d4f2c255fd0f3f79da6
[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" "2b499ed99ad125a55eda3db7f5a4139c52ff3759056c3d4f2c255fd0f3f79da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b499ed99ad125a55eda3db7f5a4139c52ff3759056c3d4f2c255fd0f3f79da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b499ed99ad125a55eda3db7f5a4139c52ff3759056c3d4f2c255fd0f3f79da6", kill_on_drop: false }`
[INFO] [stdout] 2b499ed99ad125a55eda3db7f5a4139c52ff3759056c3d4f2c255fd0f3f79da6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a1fdce51f40c1f9af9806e9e3c7b51ba746a43895a5494c22af2d5177604536
[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" "6a1fdce51f40c1f9af9806e9e3c7b51ba746a43895a5494c22af2d5177604536", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling xml-rs v0.8.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.60
[INFO] [stderr]    Compiling pathfinder_resources v0.5.0 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling bumpalo v3.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking half v1.5.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling wasm-bindgen v0.2.60
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking instant v0.1.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking xmlparser v0.13.1
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.7.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking kurbo v0.5.11
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking roxmltree v0.9.1
[INFO] [stderr]     Checking pathfinder_log v0.1.0 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking deflate v0.8.4
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking png v0.16.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking pathfinder_color v0.5.0 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking usvg v0.9.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]     Checking ahash v0.3.2
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking image v0.23.4
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking pathfinder_gpu v0.5.0 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]     Checking pathfinder_content v0.5.0 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.60
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking pathfinder_gl v0.5.0 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.60
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.22.1
[INFO] [stderr]     Checking js-sys v0.3.37
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking glutin v0.24.0
[INFO] [stderr]     Checking web-sys v0.3.37
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking pathfinder_ui v0.5.0 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]     Checking pathfinder_renderer v0.5.0 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]     Checking pathfinder_export v0.1.0 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]     Checking pathfinder_svg v0.5.0 (https://github.com/s3bk/pathfinder#fbb33f76)
[INFO] [stderr]     Checking pathfinder_view v0.1.0 (https://github.com/s3bk/pathfinder_view#8f68f37f)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/pathfinder_view-e3bb902cdb8b6e4b/8f68f37/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_defaults)]
[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] [stderr] error: could not compile `pathfinder_view`.
[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" "6a1fdce51f40c1f9af9806e9e3c7b51ba746a43895a5494c22af2d5177604536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a1fdce51f40c1f9af9806e9e3c7b51ba746a43895a5494c22af2d5177604536", kill_on_drop: false }`
[INFO] [stdout] 6a1fdce51f40c1f9af9806e9e3c7b51ba746a43895a5494c22af2d5177604536
