[INFO] fetching crate rust-gl 0.1.7...
[INFO] testing rust-gl-0.1.7 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rust-gl 0.1.7 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rust-gl 0.1.7 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-gl 0.1.7
[INFO] finished tweaking crates.io crate rust-gl 0.1.7
[INFO] tweaked toml for crates.io crate rust-gl 0.1.7 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-gl-proc v0.1.6
[INFO] [stderr]   Downloaded obj-rs v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c636b3860dca041feb40814e3b7c6831509c293065385b32ab195d84ccf96dc
[INFO] running `Command { std: "docker" "start" "-a" "3c636b3860dca041feb40814e3b7c6831509c293065385b32ab195d84ccf96dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c636b3860dca041feb40814e3b7c6831509c293065385b32ab195d84ccf96dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c636b3860dca041feb40814e3b7c6831509c293065385b32ab195d84ccf96dc", kill_on_drop: false }`
[INFO] [stdout] 3c636b3860dca041feb40814e3b7c6831509c293065385b32ab195d84ccf96dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfad221495f2fa2a20a75a64717ba2913a0ef9b41168eed8640ac523ff79ed4e
[INFO] running `Command { std: "docker" "start" "-a" "bfad221495f2fa2a20a75a64717ba2913a0ef9b41168eed8640ac523ff79ed4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen v0.2.77
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.77
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling rust-gl-proc v0.1.6
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.77
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.77
[INFO] [stderr]    Compiling obj-rs v0.6.3
[INFO] [stderr]    Compiling js-sys v0.3.54
[INFO] [stderr]    Compiling web-sys v0.3.54
[INFO] [stderr]    Compiling rust-gl v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     const_generics,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params]` and `#![feature(generic_const_exprs)]`
[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(
[INFO] [stdout] 4 | |     array_map,
[INFO] [stdout] 5 | |     const_generics,
[INFO] [stdout] 6 | |     vec_spare_capacity,
[INFO] [stdout] 7 | |     maybe_uninit_uninit_array,
[INFO] [stdout] 8 | |     maybe_uninit_array_assume_init
[INFO] [stdout] 9 | | )]
[INFO] [stdout]   | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-gl` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bfad221495f2fa2a20a75a64717ba2913a0ef9b41168eed8640ac523ff79ed4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfad221495f2fa2a20a75a64717ba2913a0ef9b41168eed8640ac523ff79ed4e", kill_on_drop: false }`
[INFO] [stdout] bfad221495f2fa2a20a75a64717ba2913a0ef9b41168eed8640ac523ff79ed4e