[INFO] cloning repository https://github.com/jac3km4/try-redscript
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jac3km4/try-redscript" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjac3km4%2Ftry-redscript", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjac3km4%2Ftry-redscript'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee10e50beebe6f958dd7ec6ddbee82a6d79eeb60
[INFO] documenting jac3km4/try-redscript 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%2Fjac3km4%2Ftry-redscript" "/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/jac3km4/try-redscript 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/jac3km4/try-redscript
[INFO] finished tweaking git repo https://github.com/jac3km4/try-redscript
[INFO] tweaked toml for git repo https://github.com/jac3km4/try-redscript written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jac3km4/try-redscript 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]     Updating git repository `https://github.com/jac3km4/gc-arena`
[INFO] [stderr]     Updating git repository `https://github.com/jac3km4/proc-macro2`
[INFO] [stderr]     Updating git repository `https://github.com/jac3km4/syn`
[INFO] [stderr]     Updating git repository `https://github.com/jac3km4/synstructure`
[INFO] [stderr]     Updating git repository `https://github.com/jac3km4/redscript.git`
[INFO] [stderr]     Updating git repository `https://github.com/jac3km4/redscript-vm.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded casey v0.3.3
[INFO] [stderr]   Downloaded ryu v1.0.7
[INFO] [stderr]   Downloaded gloo v0.4.2
[INFO] [stderr]   Downloaded yew v0.19.3
[INFO] [stderr]   Downloaded gloo-utils v0.1.1
[INFO] [stderr]   Downloaded yew-macro v0.19.3
[INFO] [stderr]   Downloaded intmap v0.7.1
[INFO] [stderr]   Downloaded gloo-console v0.2.1
[INFO] [stderr]   Downloaded gloo-file v0.2.0
[INFO] [stderr]   Downloaded gloo-storage v0.2.0
[INFO] [stderr]   Downloaded hamt-sync v0.2.5
[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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 155c66636137f293cb3d9a4caafb252d80b250a11a45c90b0b508786cabd4dcc
[INFO] running `Command { std: "docker" "start" "-a" "155c66636137f293cb3d9a4caafb252d80b250a11a45c90b0b508786cabd4dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "155c66636137f293cb3d9a4caafb252d80b250a11a45c90b0b508786cabd4dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "155c66636137f293cb3d9a4caafb252d80b250a11a45c90b0b508786cabd4dcc", kill_on_drop: false }`
[INFO] [stdout] 155c66636137f293cb3d9a4caafb252d80b250a11a45c90b0b508786cabd4dcc
[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" "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] 1b7af4fd07181a1ed43178ad91b5eb1b6ff73669f09c481d00f862290a35cd7c
[INFO] running `Command { std: "docker" "start" "-a" "1b7af4fd07181a1ed43178ad91b5eb1b6ff73669f09c481d00f862290a35cd7c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24 (https://github.com/jac3km4/proc-macro2?branch=readd-wasm#01acb2c7)
[INFO] [stderr]    Compiling syn v1.0.48 (https://github.com/jac3km4/syn?branch=readd-proc-macro-wasm#dd471574)
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.72
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bumpalo v3.8.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking ryu v1.0.7
[INFO] [stderr]    Compiling wasm-bindgen v0.2.72
[INFO] [stderr]    Compiling libc v0.2.111
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling peg-runtime v0.7.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking intmap v0.7.1
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling peg-macros v0.7.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking hamt-sync v0.2.5
[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/hamt-sync-0.2.5/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_chacha v0.3.1
[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 `hamt-sync` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1b7af4fd07181a1ed43178ad91b5eb1b6ff73669f09c481d00f862290a35cd7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b7af4fd07181a1ed43178ad91b5eb1b6ff73669f09c481d00f862290a35cd7c", kill_on_drop: false }`
[INFO] [stdout] 1b7af4fd07181a1ed43178ad91b5eb1b6ff73669f09c481d00f862290a35cd7c