[INFO] cloning repository https://github.com/Th3-M4jor/YewChipManager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Th3-M4jor/YewChipManager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTh3-M4jor%2FYewChipManager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTh3-M4jor%2FYewChipManager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18f26f1221dcf455629feadd6314401f938f09d8
[INFO] documenting Th3-M4jor/YewChipManager 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%2FTh3-M4jor%2FYewChipManager" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Th3-M4jor/YewChipManager 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/Th3-M4jor/YewChipManager
[INFO] finished tweaking git repo https://github.com/Th3-M4jor/YewChipManager
[INFO] tweaked toml for git repo https://github.com/Th3-M4jor/YewChipManager written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Th3-M4jor/YewChipManager 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 98d603d186f0a8540e7e36e51b67f5ab91ab0e73715ecd2d7c27297911006475
[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" "98d603d186f0a8540e7e36e51b67f5ab91ab0e73715ecd2d7c27297911006475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98d603d186f0a8540e7e36e51b67f5ab91ab0e73715ecd2d7c27297911006475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d603d186f0a8540e7e36e51b67f5ab91ab0e73715ecd2d7c27297911006475", kill_on_drop: false }`
[INFO] [stdout] 98d603d186f0a8540e7e36e51b67f5ab91ab0e73715ecd2d7c27297911006475
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 38287ecfa3df58c7fb60e6c38e1ba8e249c298a42d08c25df4eb73a2b2093469
[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" "38287ecfa3df58c7fb60e6c38e1ba8e249c298a42d08c25df4eb73a2b2093469", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen v0.2.67
[INFO] [stderr]    Compiling yew v0.17.3 (https://github.com/yewstack/yew.git#e0a6455e)
[INFO] [stderr]     Checking unchecked_unwrap v2.0.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling yew-macro v0.17.0 (https://github.com/yewstack/yew.git#e0a6455e)
[INFO] [stderr]    Compiling yewtil-macro v0.1.0 (https://github.com/yewstack/yew.git#e0a6455e)
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.67
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasm-bindgen-0.2.67/src/lib.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![cfg_attr(feature = "nightly", feature(unsize))]
[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 `wasm-bindgen`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "38287ecfa3df58c7fb60e6c38e1ba8e249c298a42d08c25df4eb73a2b2093469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38287ecfa3df58c7fb60e6c38e1ba8e249c298a42d08c25df4eb73a2b2093469", kill_on_drop: false }`
[INFO] [stdout] 38287ecfa3df58c7fb60e6c38e1ba8e249c298a42d08c25df4eb73a2b2093469