[INFO] fetching crate macro-machines 0.10.2...
[INFO] documenting macro-machines-0.10.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate macro-machines 0.10.2 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate macro-machines 0.10.2 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 macro-machines 0.10.2
[INFO] finished tweaking crates.io crate macro-machines 0.10.2
[INFO] tweaked toml for crates.io crate macro-machines 0.10.2 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate crates.io crate macro-machines 0.10.2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 48d93c202707820d820767f4da40440fedbbedaef02a3ea0e06edc5fb624b2de
[INFO] running `Command { std: "docker" "start" "-a" "48d93c202707820d820767f4da40440fedbbedaef02a3ea0e06edc5fb624b2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48d93c202707820d820767f4da40440fedbbedaef02a3ea0e06edc5fb624b2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d93c202707820d820767f4da40440fedbbedaef02a3ea0e06edc5fb624b2de", kill_on_drop: false }`
[INFO] [stdout] 48d93c202707820d820767f4da40440fedbbedaef02a3ea0e06edc5fb624b2de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 9702aba1024219967276b5d792e91cc6e1ad650c532c22de6d0f3b2202c90451
[INFO] running `Command { std: "docker" "start" "-a" "9702aba1024219967276b5d792e91cc6e1ad650c532c22de6d0f3b2202c90451", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking marksman_escape v0.1.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling variant_count v1.0.0
[INFO] [stderr]  Documenting macro-machines v0.10.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.91s
[INFO] running `Command { std: "docker" "inspect" "9702aba1024219967276b5d792e91cc6e1ad650c532c22de6d0f3b2202c90451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9702aba1024219967276b5d792e91cc6e1ad650c532c22de6d0f3b2202c90451", kill_on_drop: false }`
[INFO] [stdout] 9702aba1024219967276b5d792e91cc6e1ad650c532c22de6d0f3b2202c90451
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 36f20c5242e6d0dc91d37dffb2d1f4f75308f0d68f3b24812f81524061bbca3b
[INFO] running `Command { std: "docker" "start" "-a" "36f20c5242e6d0dc91d37dffb2d1f4f75308f0d68f3b24812f81524061bbca3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking marksman_escape v0.1.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling variant_count v1.0.0
[INFO] [stderr]  Documenting macro-machines v0.10.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.96s
[INFO] running `Command { std: "docker" "inspect" "36f20c5242e6d0dc91d37dffb2d1f4f75308f0d68f3b24812f81524061bbca3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f20c5242e6d0dc91d37dffb2d1f4f75308f0d68f3b24812f81524061bbca3b", kill_on_drop: false }`
[INFO] [stdout] 36f20c5242e6d0dc91d37dffb2d1f4f75308f0d68f3b24812f81524061bbca3b