[INFO] fetching crate generate-random-macro 0.1.0...
[INFO] documenting generate-random-macro-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate generate-random-macro 0.1.0 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate generate-random-macro 0.1.0 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 generate-random-macro 0.1.0
[INFO] finished tweaking crates.io crate generate-random-macro 0.1.0
[INFO] tweaked toml for crates.io crate generate-random-macro 0.1.0 written to /workspace/builds/worker-49/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 276b89c08e4f8934533ba93c77ddeb04d4e2d344b851b67cfc264c735bfc8ca8
[INFO] running `Command { std: "docker" "start" "-a" "276b89c08e4f8934533ba93c77ddeb04d4e2d344b851b67cfc264c735bfc8ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "276b89c08e4f8934533ba93c77ddeb04d4e2d344b851b67cfc264c735bfc8ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276b89c08e4f8934533ba93c77ddeb04d4e2d344b851b67cfc264c735bfc8ca8", kill_on_drop: false }`
[INFO] [stdout] 276b89c08e4f8934533ba93c77ddeb04d4e2d344b851b67cfc264c735bfc8ca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] e9b9dd0e223b060081955a3322589660a1f61edd241b2a815f834d1a4b2ca259
[INFO] running `Command { std: "docker" "start" "-a" "e9b9dd0e223b060081955a3322589660a1f61edd241b2a815f834d1a4b2ca259", 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]     Checking proc_macro2_helper v0.2.9
[INFO] [stderr]  Documenting generate-random-macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.90s
[INFO] running `Command { std: "docker" "inspect" "e9b9dd0e223b060081955a3322589660a1f61edd241b2a815f834d1a4b2ca259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b9dd0e223b060081955a3322589660a1f61edd241b2a815f834d1a4b2ca259", kill_on_drop: false }`
[INFO] [stdout] e9b9dd0e223b060081955a3322589660a1f61edd241b2a815f834d1a4b2ca259
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 50fe6897d00583080674ab087abfe5f8b370618e164d6078e550dc599e8f62b7
[INFO] running `Command { std: "docker" "start" "-a" "50fe6897d00583080674ab087abfe5f8b370618e164d6078e550dc599e8f62b7", 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]     Checking proc_macro2_helper v0.2.9
[INFO] [stderr]  Documenting generate-random-macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.71s
[INFO] running `Command { std: "docker" "inspect" "50fe6897d00583080674ab087abfe5f8b370618e164d6078e550dc599e8f62b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50fe6897d00583080674ab087abfe5f8b370618e164d6078e550dc599e8f62b7", kill_on_drop: false }`
[INFO] [stdout] 50fe6897d00583080674ab087abfe5f8b370618e164d6078e550dc599e8f62b7