[INFO] cloning repository https://github.com/DGriffin91/imgui_baseplug_baseview_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DGriffin91/imgui_baseplug_baseview_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDGriffin91%2Fimgui_baseplug_baseview_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDGriffin91%2Fimgui_baseplug_baseview_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35473cf7fe53f2a004b7d13a0addc744567402c3
[INFO] testing DGriffin91/imgui_baseplug_baseview_test against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDGriffin91%2Fimgui_baseplug_baseview_test" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DGriffin91/imgui_baseplug_baseview_test on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DGriffin91/imgui_baseplug_baseview_test
[INFO] finished tweaking git repo https://github.com/DGriffin91/imgui_baseplug_baseview_test
[INFO] tweaked toml for git repo https://github.com/DGriffin91/imgui_baseplug_baseview_test written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/DGriffin91/imgui_baseplug_baseview_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d120ad223d086b8b68141de430dad9d7ed7e3053e057c9b2fe60c137b4c8b03a
[INFO] running `Command { std: "docker" "start" "-a" "d120ad223d086b8b68141de430dad9d7ed7e3053e057c9b2fe60c137b4c8b03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d120ad223d086b8b68141de430dad9d7ed7e3053e057c9b2fe60c137b4c8b03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d120ad223d086b8b68141de430dad9d7ed7e3053e057c9b2fe60c137b4c8b03a", kill_on_drop: false }`
[INFO] [stdout] d120ad223d086b8b68141de430dad9d7ed7e3053e057c9b2fe60c137b4c8b03a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2ab8b221e946a32417e48fff84818838863d67aeb265e0d4e9904d0c60adb63
[INFO] running `Command { std: "docker" "start" "-a" "e2ab8b221e946a32417e48fff84818838863d67aeb265e0d4e9904d0c60adb63", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling chlorine v1.0.7
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling vst2-sys v0.2.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling rtrb v0.1.3
[INFO] [stderr]    Compiling keyboard-types v0.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling log-panics v2.0.0
[INFO] [stderr]    Compiling imgui-sys v0.7.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling imgui-opengl-renderer v0.11.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling vst v0.2.1
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling simplelog v0.8.0
[INFO] [stderr]    Compiling raw-gl-context v0.1.2
[INFO] [stderr]    Compiling baseplug-derive v0.1.0 (https://github.com/wrl/baseplug.git?branch=trunk#9cec68f3)
[INFO] [stderr]    Compiling imgui v0.7.0
[INFO] [stderr]    Compiling xcb-util v0.3.0
[INFO] [stderr]    Compiling baseview v0.1.0 (https://github.com/RustAudio/baseview?branch=master#d399c127)
[INFO] [stderr]    Compiling imgui-baseview v0.0.0 (https://github.com/BillyDM/imgui-baseview?branch=main#906001f3)
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling baseplug v0.1.0 (https://github.com/wrl/baseplug.git?branch=trunk#9cec68f3)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/baseplug-941e692cfa0aefee/9cec68f/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_associated_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/baseplug-941e692cfa0aefee/9cec68f/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `baseplug` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e2ab8b221e946a32417e48fff84818838863d67aeb265e0d4e9904d0c60adb63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2ab8b221e946a32417e48fff84818838863d67aeb265e0d4e9904d0c60adb63", kill_on_drop: false }`
[INFO] [stdout] e2ab8b221e946a32417e48fff84818838863d67aeb265e0d4e9904d0c60adb63