[INFO] fetching crate mmrbi 0.0.19...
[INFO] documenting mmrbi-0.0.19 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate mmrbi 0.0.19 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate mmrbi 0.0.19 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 mmrbi 0.0.19
[INFO] finished tweaking crates.io crate mmrbi 0.0.19
[INFO] tweaked toml for crates.io crate mmrbi 0.0.19 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate mmrbi 0.0.19 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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 0fe6db7ea3f7f80d6fa95076c78bf31f7ac5507dbe262e039e8d2bab4444d935
[INFO] running `Command { std: "docker" "start" "-a" "0fe6db7ea3f7f80d6fa95076c78bf31f7ac5507dbe262e039e8d2bab4444d935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fe6db7ea3f7f80d6fa95076c78bf31f7ac5507dbe262e039e8d2bab4444d935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe6db7ea3f7f80d6fa95076c78bf31f7ac5507dbe262e039e8d2bab4444d935", kill_on_drop: false }`
[INFO] [stdout] 0fe6db7ea3f7f80d6fa95076c78bf31f7ac5507dbe262e039e8d2bab4444d935
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] a9404bdfe3b2e4ff2502f09ac4d9891d18bb5fa7b6d7bee784115054eee5adf0
[INFO] running `Command { std: "docker" "start" "-a" "a9404bdfe3b2e4ff2502f09ac4d9891d18bb5fa7b6d7bee784115054eee5adf0", kill_on_drop: false }`
[INFO] [stderr]     Checking alphanumeric-sort v1.4.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]  Documenting mmrbi v0.0.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "a9404bdfe3b2e4ff2502f09ac4d9891d18bb5fa7b6d7bee784115054eee5adf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9404bdfe3b2e4ff2502f09ac4d9891d18bb5fa7b6d7bee784115054eee5adf0", kill_on_drop: false }`
[INFO] [stdout] a9404bdfe3b2e4ff2502f09ac4d9891d18bb5fa7b6d7bee784115054eee5adf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--frozen" "--message-format=json" "--" "--cfg=doc_cfg" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 2afb320c3114ed287450bb88af10669e9a2d5fe1281f7627eef23be6cfc5d33a
[INFO] running `Command { std: "docker" "start" "-a" "2afb320c3114ed287450bb88af10669e9a2d5fe1281f7627eef23be6cfc5d33a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.46
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking alphanumeric-sort v1.4.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking semver-parser v0.10.1
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]  Documenting mmrbi v0.0.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.99s
[INFO] running `Command { std: "docker" "inspect" "2afb320c3114ed287450bb88af10669e9a2d5fe1281f7627eef23be6cfc5d33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afb320c3114ed287450bb88af10669e9a2d5fe1281f7627eef23be6cfc5d33a", kill_on_drop: false }`
[INFO] [stdout] 2afb320c3114ed287450bb88af10669e9a2d5fe1281f7627eef23be6cfc5d33a