[INFO] fetching crate msiz_rustc-ap-syntax_pos 3.0.0...
[INFO] documenting msiz_rustc-ap-syntax_pos-3.0.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate msiz_rustc-ap-syntax_pos 3.0.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate msiz_rustc-ap-syntax_pos 3.0.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate msiz_rustc-ap-syntax_pos 3.0.0
[INFO] finished tweaking crates.io crate msiz_rustc-ap-syntax_pos 3.0.0
[INFO] tweaked toml for crates.io crate msiz_rustc-ap-syntax_pos 3.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded msiz_rustc-ap-rustc_macros v3.0.0
[INFO] [stderr]   Downloaded msiz_rustc-ap-rustc_data_structures v3.0.0
[INFO] [stderr]   Downloaded rustc-rayon-core v0.2.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.3.1
[INFO] [stderr]   Downloaded crossbeam-deque v0.2.0
[INFO] [stderr]   Downloaded rustc-rayon v0.2.0
[INFO] [stderr]   Downloaded msiz_rustc-ap-arena v3.0.0
[INFO] [stderr]   Downloaded msiz_rustc-ap-graphviz v3.0.0
[INFO] [stderr]   Downloaded ena v0.13.1
[INFO] [stderr]   Downloaded msiz_rustc-ap-serialize v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b92c0ddcd4f5996f5cc0ac511b94a22c0d8f185105ed30bfa496a8315ae55092
[INFO] running `Command { std: "docker" "start" "-a" "b92c0ddcd4f5996f5cc0ac511b94a22c0d8f185105ed30bfa496a8315ae55092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b92c0ddcd4f5996f5cc0ac511b94a22c0d8f185105ed30bfa496a8315ae55092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92c0ddcd4f5996f5cc0ac511b94a22c0d8f185105ed30bfa496a8315ae55092", kill_on_drop: false }`
[INFO] [stdout] b92c0ddcd4f5996f5cc0ac511b94a22c0d8f185105ed30bfa496a8315ae55092
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cf3cfa028889f37e95cabb8b9b58134845d91a17be790ec3ebcfd2fe300dee4
[INFO] running `Command { std: "docker" "start" "-a" "8cf3cfa028889f37e95cabb8b9b58134845d91a17be790ec3ebcfd2fe300dee4", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/smallvec-0.6.14/lib.rs:32:40
[INFO] [stdout]    |
[INFO] [stdout] 32 | #![cfg_attr(feature = "union", feature(untagged_unions))]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc-rayon-core v0.2.0
[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/smallvec-0.6.14/lib.rs:32:32
[INFO] [stdout]    |
[INFO] [stdout] 32 | #![cfg_attr(feature = "union", feature(untagged_unions))]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/smallvec-0.6.14/lib.rs:34:37
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![cfg_attr(feature = "may_dangle", feature(dropck_eyepatch))]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0740]: unions cannot contain fields that may need dropping
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/smallvec-0.6.14/lib.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 281 |     inline: MaybeUninit<A>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: a type is guaranteed not to need dropping when it implements `Copy`, or when it is the special `ManuallyDrop<_>` type
[INFO] [stdout] help: when the type does not implement `Copy`, wrap it inside a `ManuallyDrop<_>` and ensure it is manually dropped
[INFO] [stdout]     |
[INFO] [stdout] 281 |     inline: std::mem::ManuallyDrop<MaybeUninit<A>>,
[INFO] [stdout]     |             +++++++++++++++++++++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc-rayon v0.2.0
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557, E0740.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `smallvec` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8cf3cfa028889f37e95cabb8b9b58134845d91a17be790ec3ebcfd2fe300dee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cf3cfa028889f37e95cabb8b9b58134845d91a17be790ec3ebcfd2fe300dee4", kill_on_drop: false }`
[INFO] [stdout] 8cf3cfa028889f37e95cabb8b9b58134845d91a17be790ec3ebcfd2fe300dee4
