[INFO] fetching crate enum-assoc 0.3.4...
[INFO] documenting enum-assoc-0.3.4 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate enum-assoc 0.3.4 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate enum-assoc 0.3.4 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 enum-assoc 0.3.4
[INFO] finished tweaking crates.io crate enum-assoc 0.3.4
[INFO] tweaked toml for crates.io crate enum-assoc 0.3.4 written to /workspace/builds/worker-63/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] 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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] ae34d5a4e5f8cc57bb4a69866f2e0b18a8ba7d5c7f6fbff882e4480d000865c0
[INFO] running `Command { std: "docker" "start" "-a" "ae34d5a4e5f8cc57bb4a69866f2e0b18a8ba7d5c7f6fbff882e4480d000865c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae34d5a4e5f8cc57bb4a69866f2e0b18a8ba7d5c7f6fbff882e4480d000865c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae34d5a4e5f8cc57bb4a69866f2e0b18a8ba7d5c7f6fbff882e4480d000865c0", kill_on_drop: false }`
[INFO] [stdout] ae34d5a4e5f8cc57bb4a69866f2e0b18a8ba7d5c7f6fbff882e4480d000865c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] c2395fd702d6319f8606740f5b9a4027170052e01609874064adb1e28d79bd46
[INFO] running `Command { std: "docker" "start" "-a" "c2395fd702d6319f8606740f5b9a4027170052e01609874064adb1e28d79bd46", 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 quote v1.0.18
[INFO] [stderr]  Documenting enum-assoc v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `Command { std: "docker" "inspect" "c2395fd702d6319f8606740f5b9a4027170052e01609874064adb1e28d79bd46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2395fd702d6319f8606740f5b9a4027170052e01609874064adb1e28d79bd46", kill_on_drop: false }`
[INFO] [stdout] c2395fd702d6319f8606740f5b9a4027170052e01609874064adb1e28d79bd46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] fc1751aa0b4cf27499932e3e20d825144faf64c9b2892df849a73d140360616f
[INFO] running `Command { std: "docker" "start" "-a" "fc1751aa0b4cf27499932e3e20d825144faf64c9b2892df849a73d140360616f", 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 quote v1.0.18
[INFO] [stderr]  Documenting enum-assoc v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.29s
[INFO] running `Command { std: "docker" "inspect" "fc1751aa0b4cf27499932e3e20d825144faf64c9b2892df849a73d140360616f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1751aa0b4cf27499932e3e20d825144faf64c9b2892df849a73d140360616f", kill_on_drop: false }`
[INFO] [stdout] fc1751aa0b4cf27499932e3e20d825144faf64c9b2892df849a73d140360616f