[INFO] fetching crate miniserde-miku 0.1.23...
[INFO] documenting miniserde-miku-0.1.23 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate miniserde-miku 0.1.23 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate miniserde-miku 0.1.23 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 miniserde-miku 0.1.23
[INFO] finished tweaking crates.io crate miniserde-miku 0.1.23
[INFO] tweaked toml for crates.io crate miniserde-miku 0.1.23 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] ac752b94a08f30075fe2f9012cfd9e534abc6b23bdcfad79cef72353de8520c7
[INFO] running `Command { std: "docker" "start" "-a" "ac752b94a08f30075fe2f9012cfd9e534abc6b23bdcfad79cef72353de8520c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac752b94a08f30075fe2f9012cfd9e534abc6b23bdcfad79cef72353de8520c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac752b94a08f30075fe2f9012cfd9e534abc6b23bdcfad79cef72353de8520c7", kill_on_drop: false }`
[INFO] [stdout] ac752b94a08f30075fe2f9012cfd9e534abc6b23bdcfad79cef72353de8520c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 07cd2d4f2f9f33f3a296be7c79a5e24f8cb454a31cbe60bb341dca0f9a3f021c
[INFO] running `Command { std: "docker" "start" "-a" "07cd2d4f2f9f33f3a296be7c79a5e24f8cb454a31cbe60bb341dca0f9a3f021c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling mini-internal-miku v0.1.23
[INFO] [stderr]  Documenting miniserde-miku v0.1.23 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.22s
[INFO] running `Command { std: "docker" "inspect" "07cd2d4f2f9f33f3a296be7c79a5e24f8cb454a31cbe60bb341dca0f9a3f021c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07cd2d4f2f9f33f3a296be7c79a5e24f8cb454a31cbe60bb341dca0f9a3f021c", kill_on_drop: false }`
[INFO] [stdout] 07cd2d4f2f9f33f3a296be7c79a5e24f8cb454a31cbe60bb341dca0f9a3f021c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 4e4e79a00eaee09a1de9c591a92aac6c90235badd2224d360c6c9c456806048a
[INFO] running `Command { std: "docker" "start" "-a" "4e4e79a00eaee09a1de9c591a92aac6c90235badd2224d360c6c9c456806048a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling mini-internal-miku v0.1.23
[INFO] [stderr]  Documenting miniserde-miku v0.1.23 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "4e4e79a00eaee09a1de9c591a92aac6c90235badd2224d360c6c9c456806048a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e4e79a00eaee09a1de9c591a92aac6c90235badd2224d360c6c9c456806048a", kill_on_drop: false }`
[INFO] [stdout] 4e4e79a00eaee09a1de9c591a92aac6c90235badd2224d360c6c9c456806048a