[INFO] cloning repository https://github.com/insomnimus/cada
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/insomnimus/cada" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsomnimus%2Fcada", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsomnimus%2Fcada'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6744539e51dc226b917cecf4fd3dd45e8dbfb476
[INFO] testing insomnimus/cada against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsomnimus%2Fcada" "/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/insomnimus/cada on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/insomnimus/cada
[INFO] finished tweaking git repo https://github.com/insomnimus/cada
[INFO] tweaked toml for git repo https://github.com/insomnimus/cada written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/insomnimus/cada already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.24
[INFO] [stderr]   Downloaded thiserror v1.0.24
[INFO] [stderr]   Downloaded num-derive v0.3.3
[INFO] [stderr]   Downloaded coreaudio-rs v0.10.0
[INFO] [stderr]   Downloaded ndk-glue v0.3.0
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.8
[INFO] [stderr]   Downloaded alsa v0.5.0
[INFO] [stderr]   Downloaded bindgen v0.56.0
[INFO] [stderr]   Downloaded cesu8 v1.1.0
[INFO] [stderr]   Downloaded jni v0.18.0
[INFO] [stderr]   Downloaded jobserver v0.1.22
[INFO] [stderr]   Downloaded regex v1.5.3
[INFO] [stderr]   Downloaded core-graphics v0.19.2
[INFO] [stderr]   Downloaded core-graphics v0.21.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.73
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.73
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.73
[INFO] [stderr]   Downloaded combine v4.5.2
[INFO] [stderr]   Downloaded bumpalo v3.6.1
[INFO] [stderr]   Downloaded syn v1.0.71
[INFO] [stderr]   Downloaded js-sys v0.3.50
[INFO] [stderr]   Downloaded oboe v0.4.1
[INFO] [stderr]   Downloaded ndk-sys v0.2.1
[INFO] [stderr]   Downloaded web-sys v0.3.50
[INFO] [stderr]   Downloaded enum-map v1.0.0
[INFO] [stderr]   Downloaded rdev v0.5.1
[INFO] [stderr]   Downloaded enum-map-derive v0.5.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.73
[INFO] [stderr]   Downloaded cpal v0.13.3
[INFO] [stderr]   Downloaded cocoa v0.22.0
[INFO] [stderr]   Downloaded x11 v2.18.2
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.73
[INFO] [stderr]   Downloaded oboe-sys v0.4.0
[INFO] [stderr]   Downloaded ndk v0.3.0
[INFO] [stderr]   Downloaded redox_syscall v0.2.7
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e59a61c014ba86d91d9c2011791c0c4099dfc6599e091d5142179c1367f247a
[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" "9e59a61c014ba86d91d9c2011791c0c4099dfc6599e091d5142179c1367f247a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e59a61c014ba86d91d9c2011791c0c4099dfc6599e091d5142179c1367f247a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e59a61c014ba86d91d9c2011791c0c4099dfc6599e091d5142179c1367f247a", kill_on_drop: false }`
[INFO] [stdout] 9e59a61c014ba86d91d9c2011791c0c4099dfc6599e091d5142179c1367f247a
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 7ccbf3c1ae6e72bc1338f05867bda50c684e5d5dd61f2de1955fa9a379794c03
[INFO] running `Command { std: "docker" "start" "-a" "7ccbf3c1ae6e72bc1338f05867bda50c684e5d5dd61f2de1955fa9a379794c03", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rdev v0.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling enum-map-derive v0.5.0
[INFO] [stderr]    Compiling alsa v0.5.0
[INFO] [stderr]    Compiling enum-map v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling cpal v0.13.3
[INFO] [stderr]    Compiling cada v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(atomic_mut_ptr)]
[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 `cada` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7ccbf3c1ae6e72bc1338f05867bda50c684e5d5dd61f2de1955fa9a379794c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ccbf3c1ae6e72bc1338f05867bda50c684e5d5dd61f2de1955fa9a379794c03", kill_on_drop: false }`
[INFO] [stdout] 7ccbf3c1ae6e72bc1338f05867bda50c684e5d5dd61f2de1955fa9a379794c03