[INFO] fetching crate m6-key-set 0.2.1...
[INFO] documenting m6-key-set-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate m6-key-set 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate m6-key-set 0.2.1 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 m6-key-set 0.2.1
[INFO] finished tweaking crates.io crate m6-key-set 0.2.1
[INFO] tweaked toml for crates.io crate m6-key-set 0.2.1 written to /workspace/builds/worker-6/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1dfdfb6f9a2247b861b4bca4b2c20b5cb032d47c6b5564cc400d32f690399d23
[INFO] running `Command { std: "docker" "start" "-a" "1dfdfb6f9a2247b861b4bca4b2c20b5cb032d47c6b5564cc400d32f690399d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dfdfb6f9a2247b861b4bca4b2c20b5cb032d47c6b5564cc400d32f690399d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dfdfb6f9a2247b861b4bca4b2c20b5cb032d47c6b5564cc400d32f690399d23", kill_on_drop: false }`
[INFO] [stdout] 1dfdfb6f9a2247b861b4bca4b2c20b5cb032d47c6b5564cc400d32f690399d23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1fe0649e66a9705efb6c59071c0ce69d5b5178d6267f1edee2ea702965a3a9e1
[INFO] running `Command { std: "docker" "start" "-a" "1fe0649e66a9705efb6c59071c0ce69d5b5178d6267f1edee2ea702965a3a9e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]  Documenting m6-key-set v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `Command { std: "docker" "inspect" "1fe0649e66a9705efb6c59071c0ce69d5b5178d6267f1edee2ea702965a3a9e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fe0649e66a9705efb6c59071c0ce69d5b5178d6267f1edee2ea702965a3a9e1", kill_on_drop: false }`
[INFO] [stdout] 1fe0649e66a9705efb6c59071c0ce69d5b5178d6267f1edee2ea702965a3a9e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 026b152a7eff60c06eafb83f9bd383222c8e072069b1f1fa0aafa5a36697e333
[INFO] running `Command { std: "docker" "start" "-a" "026b152a7eff60c06eafb83f9bd383222c8e072069b1f1fa0aafa5a36697e333", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]  Documenting m6-key-set v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "026b152a7eff60c06eafb83f9bd383222c8e072069b1f1fa0aafa5a36697e333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "026b152a7eff60c06eafb83f9bd383222c8e072069b1f1fa0aafa5a36697e333", kill_on_drop: false }`
[INFO] [stdout] 026b152a7eff60c06eafb83f9bd383222c8e072069b1f1fa0aafa5a36697e333