[INFO] fetching crate static-reflect 0.1.9...
[INFO] documenting static-reflect-0.1.9 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate static-reflect 0.1.9 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate static-reflect 0.1.9 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate static-reflect 0.1.9
[INFO] finished tweaking crates.io crate static-reflect 0.1.9
[INFO] tweaked toml for crates.io crate static-reflect 0.1.9 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d64d4d23e326019e7b40f73f37febb934382535e1edb87e4151dee96d406e8a
[INFO] running `Command { std: "docker" "start" "-a" "4d64d4d23e326019e7b40f73f37febb934382535e1edb87e4151dee96d406e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d64d4d23e326019e7b40f73f37febb934382535e1edb87e4151dee96d406e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d64d4d23e326019e7b40f73f37febb934382535e1edb87e4151dee96d406e8a", kill_on_drop: false }`
[INFO] [stdout] 4d64d4d23e326019e7b40f73f37febb934382535e1edb87e4151dee96d406e8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55530a81ea5049187d2f9b2cbbe6570bdd87416628d85e95fee768542e01b7ba
[INFO] running `Command { std: "docker" "start" "-a" "55530a81ea5049187d2f9b2cbbe6570bdd87416628d85e95fee768542e01b7ba", kill_on_drop: false }`
[INFO] [stderr]  Documenting static-reflect v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / #![feature(
[INFO] [stdout] 14 | |     const_panic, const_option, // We use Option::unwrap
[INFO] [stdout] 15 | |     const_fn_fn_ptr_basics, // We use PhantomData<fn() -> T>
[INFO] [stdout] 16 | |     const_fn_trait_bound,
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     const_ptr_offset_from,
[INFO] [stdout] 21 | | )]
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![cfg_attr(feature = "never", feature(never_type))]
[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 `static-reflect`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name static_reflect src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="builtins"' --cfg 'feature="default"' --cfg 'feature="never"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.9` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "55530a81ea5049187d2f9b2cbbe6570bdd87416628d85e95fee768542e01b7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55530a81ea5049187d2f9b2cbbe6570bdd87416628d85e95fee768542e01b7ba", kill_on_drop: false }`
[INFO] [stdout] 55530a81ea5049187d2f9b2cbbe6570bdd87416628d85e95fee768542e01b7ba
