[INFO] fetching crate walrus-macro 0.19.0...
[INFO] documenting walrus-macro-0.19.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate walrus-macro 0.19.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate walrus-macro 0.19.0 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 walrus-macro 0.19.0
[INFO] finished tweaking crates.io crate walrus-macro 0.19.0
[INFO] tweaked toml for crates.io crate walrus-macro 0.19.0 written to /workspace/builds/worker-24/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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 1993ff46c04e16a4890b10ad88572086bb7dd5914c179fa1a973f3a7fbb09d33
[INFO] running `Command { std: "docker" "start" "-a" "1993ff46c04e16a4890b10ad88572086bb7dd5914c179fa1a973f3a7fbb09d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1993ff46c04e16a4890b10ad88572086bb7dd5914c179fa1a973f3a7fbb09d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1993ff46c04e16a4890b10ad88572086bb7dd5914c179fa1a973f3a7fbb09d33", kill_on_drop: false }`
[INFO] [stdout] 1993ff46c04e16a4890b10ad88572086bb7dd5914c179fa1a973f3a7fbb09d33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 3863b398f3888652c6b7b7173896082169390eea343804163fea3fd88baf6bce
[INFO] running `Command { std: "docker" "start" "-a" "3863b398f3888652c6b7b7173896082169390eea343804163fea3fd88baf6bce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting walrus-macro v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.50s
[INFO] running `Command { std: "docker" "inspect" "3863b398f3888652c6b7b7173896082169390eea343804163fea3fd88baf6bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3863b398f3888652c6b7b7173896082169390eea343804163fea3fd88baf6bce", kill_on_drop: false }`
[INFO] [stdout] 3863b398f3888652c6b7b7173896082169390eea343804163fea3fd88baf6bce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] b66835909ae9762759e216a579a289e95d2e7daf0e65f555c1d57bfa65057787
[INFO] running `Command { std: "docker" "start" "-a" "b66835909ae9762759e216a579a289e95d2e7daf0e65f555c1d57bfa65057787", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting walrus-macro v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "b66835909ae9762759e216a579a289e95d2e7daf0e65f555c1d57bfa65057787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b66835909ae9762759e216a579a289e95d2e7daf0e65f555c1d57bfa65057787", kill_on_drop: false }`
[INFO] [stdout] b66835909ae9762759e216a579a289e95d2e7daf0e65f555c1d57bfa65057787