[INFO] fetching crate lazy 0.5.3...
[INFO] documenting lazy-0.5.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate lazy 0.5.3 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate lazy 0.5.3 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lazy 0.5.3
[INFO] finished tweaking crates.io crate lazy 0.5.3
[INFO] tweaked toml for crates.io crate lazy 0.5.3 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec6407ffcecd6e99dc1d83bed2f95a08ce0cb80a3d37ab4ce0ccbc088d63a3f2
[INFO] running `Command { std: "docker" "start" "-a" "ec6407ffcecd6e99dc1d83bed2f95a08ce0cb80a3d37ab4ce0ccbc088d63a3f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec6407ffcecd6e99dc1d83bed2f95a08ce0cb80a3d37ab4ce0ccbc088d63a3f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec6407ffcecd6e99dc1d83bed2f95a08ce0cb80a3d37ab4ce0ccbc088d63a3f2", kill_on_drop: false }`
[INFO] [stdout] ec6407ffcecd6e99dc1d83bed2f95a08ce0cb80a3d37ab4ce0ccbc088d63a3f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8972e21cdf064a89633c770893d8a5980172632339213531fd75faf29ba0de3
[INFO] running `Command { std: "docker" "start" "-a" "b8972e21cdf064a89633c770893d8a5980172632339213531fd75faf29ba0de3", kill_on_drop: false }`
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking oncemutex v0.1.1
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]  Documenting lazy v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(core, std_misc, unsafe_destructor, optin_builtin_traits)]
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `auto_traits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::thunk`
[INFO] [stdout]  --> src/single.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thunk::Invoke;
[INFO] [stdout]   |          ^^^^^ could not find `thunk` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::thunk`
[INFO] [stdout]  --> src/sync.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thunk::Invoke;
[INFO] [stdout]   |          ^^^^^ could not find `thunk` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stdout]   --> src/single.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<T> !Sync for Thunk<T> {}
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0557, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `lazy`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name lazy src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1816d83f12162f9c -L dependency=/opt/rustwide/target/debug/deps --extern debug_unreachable=/opt/rustwide/target/debug/deps/libdebug_unreachable-ccd3bf17f6f8004b.rmeta --extern oncemutex=/opt/rustwide/target/debug/deps/liboncemutex-940a9a893a970cc1.rmeta --cap-lints=warn --crate-version 0.5.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b8972e21cdf064a89633c770893d8a5980172632339213531fd75faf29ba0de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8972e21cdf064a89633c770893d8a5980172632339213531fd75faf29ba0de3", kill_on_drop: false }`
[INFO] [stdout] b8972e21cdf064a89633c770893d8a5980172632339213531fd75faf29ba0de3