[INFO] fetching crate xstd 0.2.0...
[INFO] documenting xstd-0.2.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate xstd 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate xstd 0.2.0 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 crates.io crate xstd 0.2.0
[INFO] finished tweaking crates.io crate xstd 0.2.0
[INFO] tweaked toml for crates.io crate xstd 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] c97222d75b559f8ba828e0d6787197624519df4d8c4c9800fb17c03699f18da5
[INFO] running `Command { std: "docker" "start" "-a" "c97222d75b559f8ba828e0d6787197624519df4d8c4c9800fb17c03699f18da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c97222d75b559f8ba828e0d6787197624519df4d8c4c9800fb17c03699f18da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97222d75b559f8ba828e0d6787197624519df4d8c4c9800fb17c03699f18da5", kill_on_drop: false }`
[INFO] [stdout] c97222d75b559f8ba828e0d6787197624519df4d8c4c9800fb17c03699f18da5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 26be0086d871f061e728118b275240232a9e47c1413ea083c3f65064ccd0dd89
[INFO] running `Command { std: "docker" "start" "-a" "26be0086d871f061e728118b275240232a9e47c1413ea083c3f65064ccd0dd89", kill_on_drop: false }`
[INFO] [stderr]  Documenting xstd v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]  --> src/iter/intersperse_iter.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait IntersperseIterAdapter: Iterator {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #! [deny(missing_docs)]
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]  --> src/iter/intersperse_iter.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | /     fn intersperse(self, elem: Self::Item) -> IntersperseIter<Self>
[INFO] [stdout] 3 | |     where
[INFO] [stdout] 4 | |         Self: Sized,
[INFO] [stdout] 5 | |         Self::Item: Clone,
[INFO] [stdout] 6 | |     {
[INFO] [stdout] 7 | |         IntersperseIter::new(self, elem)
[INFO] [stdout] 8 | |     }
[INFO] [stdout]   | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]  --> src/iter/memento_iter.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait MementoIterAdapter: Iterator {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]  --> src/iter/memento_iter.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | /     fn memento(self) -> MementoIter<Self>
[INFO] [stdout] 3 | |     where
[INFO] [stdout] 4 | |         Self: Sized,
[INFO] [stdout] 5 | |         Self::Item: Clone,
[INFO] [stdout] 6 | |     {
[INFO] [stdout] 7 | |         MementoIter::new(self)
[INFO] [stdout] 8 | |     }
[INFO] [stdout]   | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/vec.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn unlines(&self) -> String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/vec.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn unwords(&self) -> String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/dynamic.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn is_instance_of<T: ?Sized + Any>(&self) -> bool {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "26be0086d871f061e728118b275240232a9e47c1413ea083c3f65064ccd0dd89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26be0086d871f061e728118b275240232a9e47c1413ea083c3f65064ccd0dd89", kill_on_drop: false }`
[INFO] [stdout] 26be0086d871f061e728118b275240232a9e47c1413ea083c3f65064ccd0dd89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 771305fef111a724b49ce69862e50d1b14926ab0edab1c52a9a543863098f2b2
[INFO] running `Command { std: "docker" "start" "-a" "771305fef111a724b49ce69862e50d1b14926ab0edab1c52a9a543863098f2b2", kill_on_drop: false }`
[INFO] [stderr]  Documenting xstd v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: missing documentation for a trait
[INFO] [stdout]  --> src/iter/intersperse_iter.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait IntersperseIterAdapter: Iterator {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #! [deny(missing_docs)]
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for an associated function
[INFO] [stdout]  --> src/iter/intersperse_iter.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | /     fn intersperse(self, elem: Self::Item) -> IntersperseIter<Self>
[INFO] [stdout] 3 | |     where
[INFO] [stdout] 4 | |         Self: Sized,
[INFO] [stdout] 5 | |         Self::Item: Clone,
[INFO] [stdout] 6 | |     {
[INFO] [stdout] 7 | |         IntersperseIter::new(self, elem)
[INFO] [stdout] 8 | |     }
[INFO] [stdout]   | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for a trait
[INFO] [stdout]  --> src/iter/memento_iter.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait MementoIterAdapter: Iterator {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for an associated function
[INFO] [stdout]  --> src/iter/memento_iter.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | /     fn memento(self) -> MementoIter<Self>
[INFO] [stdout] 3 | |     where
[INFO] [stdout] 4 | |         Self: Sized,
[INFO] [stdout] 5 | |         Self::Item: Clone,
[INFO] [stdout] 6 | |     {
[INFO] [stdout] 7 | |         MementoIter::new(self)
[INFO] [stdout] 8 | |     }
[INFO] [stdout]   | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for an associated function
[INFO] [stdout]   --> src/vec.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn unlines(&self) -> String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for an associated function
[INFO] [stdout]   --> src/vec.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn unwords(&self) -> String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for an associated function
[INFO] [stdout]   --> src/dynamic.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn is_instance_of<T: ?Sized + Any>(&self) -> bool {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `xstd`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name xstd src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -Z unstable-options --document-private-items -C metadata=0d7c6554a02c25f9 -L dependency=/opt/rustwide/target/debug/deps --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "771305fef111a724b49ce69862e50d1b14926ab0edab1c52a9a543863098f2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "771305fef111a724b49ce69862e50d1b14926ab0edab1c52a9a543863098f2b2", kill_on_drop: false }`
[INFO] [stdout] 771305fef111a724b49ce69862e50d1b14926ab0edab1c52a9a543863098f2b2