[INFO] cloning repository https://github.com/7rah/blog-os-wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/7rah/blog-os-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7rah%2Fblog-os-wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7rah%2Fblog-os-wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d92baee5fa1e5585d46d1d4cd8a646fe522ee8d
[INFO] documenting 7rah/blog-os-wasm against 1.91.0 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7rah%2Fblog-os-wasm" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/7rah/blog-os-wasm
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/7rah/blog-os-wasm
[INFO] tweaked toml for git repo https://github.com/7rah/blog-os-wasm written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/7rah/blog-os-wasm on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/7rah/blog-os-wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile v0.4.4
[INFO] [stderr]   Downloaded wasmi-validation v0.4.1
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded uart_16550 v0.2.17
[INFO] [stderr]   Downloaded volatile v0.3.0
[INFO] [stderr]   Downloaded rustversion v1.0.6
[INFO] [stderr]   Downloaded parity-wasm v0.42.2
[INFO] [stderr]   Downloaded linked_list_allocator v0.9.1
[INFO] [stderr]   Downloaded bootloader v0.9.22
[INFO] [stderr]   Downloaded x86_64 v0.14.9
[INFO] [stderr]   Downloaded spinning_top v0.2.4
[INFO] [stderr]   Downloaded libm v0.2.2
[INFO] [stderr]   Downloaded num-bigint v0.4.3
[INFO] [stderr]   Downloaded wasmi v0.11.0
[INFO] [stderr]   Downloaded lock_api v0.4.7
[INFO] [stderr]   Downloaded spin v0.9.2
[INFO] [stderr]   Downloaded num-integer v0.1.44
[INFO] [stderr]   Downloaded num-rational v0.4.0
[INFO] [stderr]   Downloaded num-traits v0.2.14
[INFO] [stderr]   Downloaded pc-keyboard v0.5.1
[INFO] [stderr]   Downloaded pic8259 v0.10.2
[INFO] [stderr]   Downloaded downcast-rs v1.2.0
[INFO] [stderr]   Downloaded memory_units v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bd605c6bc4a2ba3610cc601897f19a038d208ae3bf16c25efc4412244f66f8a
[INFO] running `Command { std: "docker" "start" "-a" "2bd605c6bc4a2ba3610cc601897f19a038d208ae3bf16c25efc4412244f66f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bd605c6bc4a2ba3610cc601897f19a038d208ae3bf16c25efc4412244f66f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd605c6bc4a2ba3610cc601897f19a038d208ae3bf16c25efc4412244f66f8a", kill_on_drop: false }`
[INFO] [stdout] 2bd605c6bc4a2ba3610cc601897f19a038d208ae3bf16c25efc4412244f66f8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6960953efe5ef2ce93d26a6e51662796926c88533c8c5e01a900a4b191c9e69a
[INFO] running `Command { std: "docker" "start" "-a" "6960953efe5ef2ce93d26a6e51662796926c88533c8c5e01a900a4b191c9e69a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]     Checking parity-wasm v0.42.2
[INFO] [stderr]    Compiling bootloader v0.9.22
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking volatile v0.3.0
[INFO] [stderr]     Checking pc-keyboard v0.5.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking spinning_top v0.2.4
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking linked_list_allocator v0.9.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/linked_list_allocator-0.9.1/src/lib.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "const_mut_refs", feature(const_mut_refs))]
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `const_mut_refs` has been stable since `1.83.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `linked_list_allocator` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6960953efe5ef2ce93d26a6e51662796926c88533c8c5e01a900a4b191c9e69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6960953efe5ef2ce93d26a6e51662796926c88533c8c5e01a900a4b191c9e69a", kill_on_drop: false }`
[INFO] [stdout] 6960953efe5ef2ce93d26a6e51662796926c88533c8c5e01a900a4b191c9e69a
