[INFO] fetching crate cursive_core 0.3.2...
[INFO] documenting cursive_core-0.3.2 against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] extracting crate cursive_core 0.3.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cursive_core 0.3.2 on toolchain 6fd27704e643b25711e6a97ec2b04873b411b97d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cursive_core 0.3.2
[INFO] finished tweaking crates.io crate cursive_core 0.3.2
[INFO] tweaked toml for crates.io crate cursive_core 0.3.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f5a11d9a28197582c9f34b2b80a7a94cf32e6f4aa8b8237faacdc5d57b33f2e
[INFO] running `Command { std: "docker" "start" "-a" "5f5a11d9a28197582c9f34b2b80a7a94cf32e6f4aa8b8237faacdc5d57b33f2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f5a11d9a28197582c9f34b2b80a7a94cf32e6f4aa8b8237faacdc5d57b33f2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f5a11d9a28197582c9f34b2b80a7a94cf32e6f4aa8b8237faacdc5d57b33f2e", kill_on_drop: false }`
[INFO] [stdout] 5f5a11d9a28197582c9f34b2b80a7a94cf32e6f4aa8b8237faacdc5d57b33f2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e52e6f13511a25db23599295253d1e8d069ffef3d8d212b31c5a1ae503d1c01d
[INFO] running `Command { std: "docker" "start" "-a" "e52e6f13511a25db23599295253d1e8d069ffef3d8d212b31c5a1ae503d1c01d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling enum-map-derive v0.8.0
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking enum-map v2.1.0
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling enumset_derive v0.6.0
[INFO] [stderr]     Checking enumset v1.0.11
[INFO] [stderr]  Documenting cursive_core v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]   --> src/view/view_wrapper.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | /// (the [`wrap_impl!`] macro can help you with that), and you will get
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(rustdoc::macro_rules_fallback)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]   --> src/utils/immutify.rs:40:11
[INFO] [stdout]    |
[INFO] [stdout] 40 | /// See [`immut2!`] and [`immut3!`] to support a different number of arguments.
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]   --> src/utils/immutify.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 | /// See [`immut2!`] and [`immut3!`] to support a different number of arguments.
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/utils/immutify.rs:124:27
[INFO] [stdout]     |
[INFO] [stdout] 124 | /// See [`immut1!`] and [`immut3!`] to support a different number of arguments.
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/utils/immutify.rs:162:27
[INFO] [stdout]     |
[INFO] [stdout] 162 | /// See [`immut1!`] and [`immut2!`] to support a different number of arguments.
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `cursive_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name cursive_core src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=945aa86557c4c57d -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-493fd1efbcd4a62b.rmeta --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-953c0c9c26457b2e.rmeta --extern enum_map=/opt/rustwide/target/debug/deps/libenum_map-0a344359dc74dbc2.rmeta --extern enumset=/opt/rustwide/target/debug/deps/libenumset-3c3396c1ebd34894.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-3ab14ef94a1f89cf.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-e08e6005f620851e.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-31be3b619bedf016.rmeta --extern owning_ref=/opt/rustwide/target/debug/deps/libowning_ref-84090e735c113bdf.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-912887e7dbd7e890.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-4efd363da1a7667b.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-6d24e7f7ec6d5ed2.rmeta --extern xi_unicode=/opt/rustwide/target/debug/deps/libxi_unicode-f870de19ef12b2ab.rmeta --cap-lints=forbid --crate-version 0.3.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e52e6f13511a25db23599295253d1e8d069ffef3d8d212b31c5a1ae503d1c01d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e52e6f13511a25db23599295253d1e8d069ffef3d8d212b31c5a1ae503d1c01d", kill_on_drop: false }`
[INFO] [stdout] e52e6f13511a25db23599295253d1e8d069ffef3d8d212b31c5a1ae503d1c01d