[INFO] cloning repository https://github.com/Lolirofle/simple_keyboard_instrument [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lolirofle/simple_keyboard_instrument" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLolirofle%2Fsimple_keyboard_instrument", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLolirofle%2Fsimple_keyboard_instrument'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 780dbcc320985eb776e39f469b3e36336bdd6790 [INFO] documenting Lolirofle/simple_keyboard_instrument against 1.46.0 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLolirofle%2Fsimple_keyboard_instrument" "/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/Lolirofle/simple_keyboard_instrument on toolchain 1.46.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Lolirofle/simple_keyboard_instrument [INFO] finished tweaking git repo https://github.com/Lolirofle/simple_keyboard_instrument [INFO] tweaked toml for git repo https://github.com/Lolirofle/simple_keyboard_instrument written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Lolirofle/simple_keyboard_instrument already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", 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] 2a037248b3f73d12e7792df0750ddc6260d7c2a40532e244ee3112a153e85d17 [INFO] running `Command { std: "docker" "start" "-a" "2a037248b3f73d12e7792df0750ddc6260d7c2a40532e244ee3112a153e85d17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a037248b3f73d12e7792df0750ddc6260d7c2a40532e244ee3112a153e85d17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a037248b3f73d12e7792df0750ddc6260d7c2a40532e244ee3112a153e85d17", kill_on_drop: false }` [INFO] [stdout] 2a037248b3f73d12e7792df0750ddc6260d7c2a40532e244ee3112a153e85d17 [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" "RUSTDOCFLAGS=--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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb64508fe1681cec41903f1e445e3bc79869b487691963872d696ee761f17b7d [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" "fb64508fe1681cec41903f1e445e3bc79869b487691963872d696ee761f17b7d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling proc-macro2 v0.4.26 [INFO] [stderr] Compiling cc v1.0.28 [INFO] [stderr] Compiling nix v0.12.0 [INFO] [stderr] Checking downcast-rs v1.0.3 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_jitter v0.1.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling x11-dl v2.18.3 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Checking approx v0.3.1 [INFO] [stderr] Checking ordered-float v1.0.1 [INFO] [stderr] Checking line_drawing v0.7.0 [INFO] [stderr] Checking stb_truetype v0.2.5 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking smallvec v0.6.8 [INFO] [stderr] Checking rusttype v0.7.3 [INFO] [stderr] Checking andrew v0.1.6 [INFO] [stderr] Checking rand_os v0.1.1 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling wayland-scanner v0.21.11 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Checking cpal v0.8.2 [INFO] [stderr] Checking dlib v0.4.1 [INFO] [stderr] Checking wayland-sys v0.21.11 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Compiling wayland-client v0.21.11 [INFO] [stderr] Compiling wayland-protocols v0.21.11 [INFO] [stderr] Checking wayland-commons v0.21.11 [INFO] [stderr] Checking smithay-client-toolkit v0.4.4 [INFO] [stderr] Checking winit v0.18.1 [INFO] [stderr] Documenting keyboard_piano v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(type_ascription)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Compilation failed, aborting rustdoc [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 document `keyboard_piano`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name keyboard_piano src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern cpal=/opt/rustwide/target/debug/deps/libcpal-c90b68b0f173e79c.rmeta --extern winit=/opt/rustwide/target/debug/deps/libwinit-3a387894b6ee18c4.rmeta --cap-lints=warn` (exit code: 1) [INFO] running `Command { std: "docker" "inspect" "fb64508fe1681cec41903f1e445e3bc79869b487691963872d696ee761f17b7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb64508fe1681cec41903f1e445e3bc79869b487691963872d696ee761f17b7d", kill_on_drop: false }` [INFO] [stdout] fb64508fe1681cec41903f1e445e3bc79869b487691963872d696ee761f17b7d