[INFO] cloning repository https://github.com/Andrepuel/lander
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Andrepuel/lander" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrepuel%2Flander", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrepuel%2Flander'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf879dea69faf81ce86d0d5ae786e368b535fd7b
[INFO] documenting Andrepuel/lander against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrepuel%2Flander" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Andrepuel/lander on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Andrepuel/lander
[INFO] finished tweaking git repo https://github.com/Andrepuel/lander
[INFO] tweaked toml for git repo https://github.com/Andrepuel/lander written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/Andrepuel/lander already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.77
[INFO] [stderr]   Downloaded wgpu-core v0.10.2
[INFO] [stderr]   Downloaded wgpu-types v0.10.0
[INFO] [stderr]   Downloaded libc v0.2.100
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.77
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.77
[INFO] [stderr]   Downloaded gpu-alloc v0.5.1
[INFO] [stderr]   Downloaded gpu-descriptor v0.2.1
[INFO] [stderr]   Downloaded cc v1.0.70
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.77
[INFO] [stderr]   Downloaded pollster v0.2.4
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.27
[INFO] [stderr]   Downloaded glow v0.11.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.77
[INFO] [stderr]   Downloaded wgpu-hal v0.10.6
[INFO] [stderr]   Downloaded js-sys v0.3.54
[INFO] [stderr]   Downloaded naga v0.6.3
[INFO] [stderr]   Downloaded thiserror-impl v1.0.29
[INFO] [stderr]   Downloaded thiserror v1.0.29
[INFO] [stderr]   Downloaded wgpu v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64b46cc5fdc174c3fb57f7126c0464a78b400ace124fa79118e08c9a8248b564
[INFO] running `Command { std: "docker" "start" "-a" "64b46cc5fdc174c3fb57f7126c0464a78b400ace124fa79118e08c9a8248b564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64b46cc5fdc174c3fb57f7126c0464a78b400ace124fa79118e08c9a8248b564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64b46cc5fdc174c3fb57f7126c0464a78b400ace124fa79118e08c9a8248b564", kill_on_drop: false }`
[INFO] [stdout] 64b46cc5fdc174c3fb57f7126c0464a78b400ace124fa79118e08c9a8248b564
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c07597f990ce99109a8de6d6ca9506203d27df55b9340d6f44c62912ab5ec8c4
[INFO] running `Command { std: "docker" "start" "-a" "c07597f990ce99109a8de6d6ca9506203d27df55b9340d6f44c62912ab5ec8c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.77
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.77
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.77
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.77
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.77
[INFO] [stderr]  Documenting lander 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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generic_associated_types, type_alias_impl_trait)]
[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 `lander`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type cdylib --crate-type rlib --crate-name lander src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=100544084d47ec47 -L dependency=/opt/rustwide/target/debug/deps --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-d527103d1f5cf883.rmeta --extern instant=/opt/rustwide/target/debug/deps/libinstant-7471b6a03352f9db.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-9bc12257f57dd5ae.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-c6d0be5a07aefa7b.rmeta --extern wasm_bindgen=/opt/rustwide/target/debug/deps/libwasm_bindgen-a82600e27630e147.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "c07597f990ce99109a8de6d6ca9506203d27df55b9340d6f44c62912ab5ec8c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c07597f990ce99109a8de6d6ca9506203d27df55b9340d6f44c62912ab5ec8c4", kill_on_drop: false }`
[INFO] [stdout] c07597f990ce99109a8de6d6ca9506203d27df55b9340d6f44c62912ab5ec8c4