[INFO] cloning repository https://github.com/digitalillusion/remote_colonies
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/digitalillusion/remote_colonies" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdigitalillusion%2Fremote_colonies", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdigitalillusion%2Fremote_colonies'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5968be83f6ac8042880029f40e30c887eec65f7f
[INFO] documenting digitalillusion/remote_colonies against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdigitalillusion%2Fremote_colonies" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/digitalillusion/remote_colonies on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/digitalillusion/remote_colonies
[INFO] finished tweaking git repo https://github.com/digitalillusion/remote_colonies
[INFO] tweaked toml for git repo https://github.com/digitalillusion/remote_colonies written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/digitalillusion/remote_colonies already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 cexpr v0.3.6
[INFO] [stderr]   Downloaded euclid v0.20.13
[INFO] [stderr]   Downloaded bindgen v0.51.1
[INFO] [stderr]   Downloaded gdnative-sys v0.8.1
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] [stderr]   Downloaded gdnative v0.8.1
[INFO] [stderr]   Downloaded mcts v0.3.0
[INFO] [stderr]   Downloaded gdnative-derive v0.8.1
[INFO] [stderr]   Downloaded gdnative-bindings v0.8.1
[INFO] [stderr]   Downloaded gdnative-core v0.8.1
[INFO] [stderr]   Downloaded gdnative_bindings_generator v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5d5a2735633a50d64748136f7dccd2a01ad57c94195aaa2405ba06917f4aa3d
[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" "b5d5a2735633a50d64748136f7dccd2a01ad57c94195aaa2405ba06917f4aa3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5d5a2735633a50d64748136f7dccd2a01ad57c94195aaa2405ba06917f4aa3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d5a2735633a50d64748136f7dccd2a01ad57c94195aaa2405ba06917f4aa3d", kill_on_drop: false }`
[INFO] [stdout] b5d5a2735633a50d64748136f7dccd2a01ad57c94195aaa2405ba06917f4aa3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa336a09b46691c0e07f9803fe340bfda024294e0ace637a9b8433b5cf25cb87
[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" "aa336a09b46691c0e07f9803fe340bfda024294e0ace637a9b8433b5cf25cb87", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mcts v0.3.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]     Checking euclid v0.20.13
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling gdnative-derive v0.8.1
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling gdnative_bindings_generator v0.8.1
[INFO] [stderr]    Compiling gdnative-sys v0.8.1
[INFO] [stderr]    Compiling gdnative-core v0.8.1
[INFO] [stderr]    Compiling gdnative-bindings v0.8.1
[INFO] [stderr]     Checking gdnative v0.8.1
[INFO] [stderr]  Documenting remote-colonies v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(clamp)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(associated_type_bounds)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `remote-colonies`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type cdylib --crate-name remote_colonies src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern gdnative=/opt/rustwide/target/debug/deps/libgdnative-5e7a95ce95ff486d.rmeta --extern mcts=/opt/rustwide/target/debug/deps/libmcts-f9467065915f174c.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-502b0308d50b67a5.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "aa336a09b46691c0e07f9803fe340bfda024294e0ace637a9b8433b5cf25cb87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa336a09b46691c0e07f9803fe340bfda024294e0ace637a9b8433b5cf25cb87", kill_on_drop: false }`
[INFO] [stdout] aa336a09b46691c0e07f9803fe340bfda024294e0ace637a9b8433b5cf25cb87
