[INFO] fetching crate dap2 0.2.0...
[INFO] documenting dap2-0.2.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate dap2 0.2.0 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate dap2 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 dap2 0.2.0
[INFO] finished tweaking crates.io crate dap2 0.2.0
[INFO] tweaked toml for crates.io crate dap2 0.2.0 written to /workspace/builds/worker-72/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] e325cabcd7dba572b952791d119dedf6e2b3c381b022cb349b92a15b8b73f9ba
[INFO] running `Command { std: "docker" "start" "-a" "e325cabcd7dba572b952791d119dedf6e2b3c381b022cb349b92a15b8b73f9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e325cabcd7dba572b952791d119dedf6e2b3c381b022cb349b92a15b8b73f9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e325cabcd7dba572b952791d119dedf6e2b3c381b022cb349b92a15b8b73f9ba", kill_on_drop: false }`
[INFO] [stdout] e325cabcd7dba572b952791d119dedf6e2b3c381b022cb349b92a15b8b73f9ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] bfd28b4f21098ac2aa75ce06d35fdc8e2aeeca518bd3f03c55bcf6feff24acb8
[INFO] running `Command { std: "docker" "start" "-a" "bfd28b4f21098ac2aa75ce06d35fdc8e2aeeca518bd3f03c55bcf6feff24acb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]     Checking async-stream v0.3.3
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]  Documenting dap2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.27s
[INFO] running `Command { std: "docker" "inspect" "bfd28b4f21098ac2aa75ce06d35fdc8e2aeeca518bd3f03c55bcf6feff24acb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfd28b4f21098ac2aa75ce06d35fdc8e2aeeca518bd3f03c55bcf6feff24acb8", kill_on_drop: false }`
[INFO] [stdout] bfd28b4f21098ac2aa75ce06d35fdc8e2aeeca518bd3f03c55bcf6feff24acb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 6ca79eeb8641f2246d65c3a29b407599f9795ca55e7d579a5a745e473fc067da
[INFO] running `Command { std: "docker" "start" "-a" "6ca79eeb8641f2246d65c3a29b407599f9795ca55e7d579a5a745e473fc067da", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]     Checking async-stream v0.3.3
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]  Documenting dap2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected expression, found `$`
[INFO] [stdout]   --> src/dods.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | #[async_trait]
[INFO] [stdout]    | ^^^^^^^^^^^^^^ expected expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::async_stream_impl::stream_inner` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `dap2`
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name dap2 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=47a84896d0c7b641 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-a2ad8fa07e0781ab.rmeta --extern async_stream=/opt/rustwide/target/debug/deps/libasync_stream-dc6643c535dc3994.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-81eef4b575aa068a.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-d2f9b88178ca7b9a.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-00067ba87a6d0422.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-11fcf639aa746c8b.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-34a4ccf2494fe9ba.rmeta --extern-html-root-url 'anyhow=https://docs.rs/anyhow/1.0.57/' --extern-html-root-url 'async_stream=https://docs.rs/async-stream/0.3.3/' --extern-html-root-url 'async_trait=https://docs.rs/async-trait/0.1.53/' --extern-html-root-url 'bytes=https://docs.rs/bytes/0.5.6/' --extern-html-root-url 'futures=https://docs.rs/futures/0.3.21/' --extern-html-root-url 'itertools=https://docs.rs/itertools/0.9.0/' --extern-html-root-url 'log=https://docs.rs/log/0.4.17/' --extern-html-root-url 'percent_encoding=https://docs.rs/percent-encoding/2.1.0/' -Zunstable-options --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "6ca79eeb8641f2246d65c3a29b407599f9795ca55e7d579a5a745e473fc067da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ca79eeb8641f2246d65c3a29b407599f9795ca55e7d579a5a745e473fc067da", kill_on_drop: false }`
[INFO] [stdout] 6ca79eeb8641f2246d65c3a29b407599f9795ca55e7d579a5a745e473fc067da