[INFO] fetching crate depcon 0.3.0...
[INFO] documenting depcon-0.3.0 against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] extracting crate depcon 0.3.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate depcon 0.3.0 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 depcon 0.3.0
[INFO] finished tweaking crates.io crate depcon 0.3.0
[INFO] tweaked toml for crates.io crate depcon 0.3.0 written to /workspace/builds/worker-11/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] daf6876fae631abf82000a7465c3f3e429413065be81f50230274dffc0a40ef9
[INFO] running `Command { std: "docker" "start" "-a" "daf6876fae631abf82000a7465c3f3e429413065be81f50230274dffc0a40ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daf6876fae631abf82000a7465c3f3e429413065be81f50230274dffc0a40ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf6876fae631abf82000a7465c3f3e429413065be81f50230274dffc0a40ef9", kill_on_drop: false }`
[INFO] [stdout] daf6876fae631abf82000a7465c3f3e429413065be81f50230274dffc0a40ef9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 48957645e54a41d6b464eabd1cc9134443348e7e88e3e9721c773b27e203ba3e
[INFO] running `Command { std: "docker" "start" "-a" "48957645e54a41d6b464eabd1cc9134443348e7e88e3e9721c773b27e203ba3e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 quote v1.0.18
[INFO] [stderr]    Compiling ghost v0.1.4
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling depcon_codegen v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking inventory v0.2.3
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]  Documenting depcon v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]  --> src/provider.rs:5:42
[INFO] [stdout]   |
[INFO] [stdout] 5 | /// Use [`crate::provide`] instead, or [`provide_trait!`] if code generation is disabled.
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[deny(rustdoc::macro_rules_fallback)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `depcon`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name depcon src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="codegen"' --cfg 'feature="default"' --cfg 'feature="depcon_codegen"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b591a8cadb87666e -L dependency=/opt/rustwide/target/debug/deps --extern depcon_codegen=/opt/rustwide/target/debug/deps/libdepcon_codegen-1fa7bab4c9261ab5.so --extern derivative=/opt/rustwide/target/debug/deps/libderivative-f99739ce0c705165.so --extern inventory=/opt/rustwide/target/debug/deps/libinventory-b8f2691c51ec1896.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-f4084a22cadf0e13.rmeta --cap-lints=forbid --crate-version 0.3.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "48957645e54a41d6b464eabd1cc9134443348e7e88e3e9721c773b27e203ba3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48957645e54a41d6b464eabd1cc9134443348e7e88e3e9721c773b27e203ba3e", kill_on_drop: false }`
[INFO] [stdout] 48957645e54a41d6b464eabd1cc9134443348e7e88e3e9721c773b27e203ba3e