[INFO] fetching crate useful_macro 0.2.6...
[INFO] documenting useful_macro-0.2.6 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate useful_macro 0.2.6 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate useful_macro 0.2.6 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate useful_macro 0.2.6
[INFO] finished tweaking crates.io crate useful_macro 0.2.6
[INFO] tweaked toml for crates.io crate useful_macro 0.2.6 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate crates.io crate useful_macro 0.2.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ced82988f4b38094a4e43d9d635efb5ee8abc3d9360cf5530133ecb165ba58b6
[INFO] running `Command { std: "docker" "start" "-a" "ced82988f4b38094a4e43d9d635efb5ee8abc3d9360cf5530133ecb165ba58b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ced82988f4b38094a4e43d9d635efb5ee8abc3d9360cf5530133ecb165ba58b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ced82988f4b38094a4e43d9d635efb5ee8abc3d9360cf5530133ecb165ba58b6", kill_on_drop: false }`
[INFO] [stdout] ced82988f4b38094a4e43d9d635efb5ee8abc3d9360cf5530133ecb165ba58b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4919e8e49b6caad6d680cdb3f6a72e157e576e0b9306beac8cabf89ab6508c79
[INFO] running `Command { std: "docker" "start" "-a" "4919e8e49b6caad6d680cdb3f6a72e157e576e0b9306beac8cabf89ab6508c79", kill_on_drop: false }`
[INFO] [stderr]  Documenting useful_macro v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "4919e8e49b6caad6d680cdb3f6a72e157e576e0b9306beac8cabf89ab6508c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4919e8e49b6caad6d680cdb3f6a72e157e576e0b9306beac8cabf89ab6508c79", kill_on_drop: false }`
[INFO] [stdout] 4919e8e49b6caad6d680cdb3f6a72e157e576e0b9306beac8cabf89ab6508c79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 6224cefc33fc10d7a8204769c671f7aa1fb7affb13ae0aa1ab47a2533a910e2f
[INFO] running `Command { std: "docker" "start" "-a" "6224cefc33fc10d7a8204769c671f7aa1fb7affb13ae0aa1ab47a2533a910e2f", kill_on_drop: false }`
[INFO] [stderr]  Documenting useful_macro v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "6224cefc33fc10d7a8204769c671f7aa1fb7affb13ae0aa1ab47a2533a910e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6224cefc33fc10d7a8204769c671f7aa1fb7affb13ae0aa1ab47a2533a910e2f", kill_on_drop: false }`
[INFO] [stdout] 6224cefc33fc10d7a8204769c671f7aa1fb7affb13ae0aa1ab47a2533a910e2f