[INFO] fetching crate stepflow-session 0.0.7...
[INFO] documenting stepflow-session-0.0.7 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate stepflow-session 0.0.7 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate stepflow-session 0.0.7 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 stepflow-session 0.0.7
[INFO] finished tweaking crates.io crate stepflow-session 0.0.7
[INFO] tweaked toml for crates.io crate stepflow-session 0.0.7 written to /workspace/builds/worker-21/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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] ed098e5834f43979335b3e270d047d1fb795e71d9ba7d1be6d61e38a9ec2a457
[INFO] running `Command { std: "docker" "start" "-a" "ed098e5834f43979335b3e270d047d1fb795e71d9ba7d1be6d61e38a9ec2a457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed098e5834f43979335b3e270d047d1fb795e71d9ba7d1be6d61e38a9ec2a457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed098e5834f43979335b3e270d047d1fb795e71d9ba7d1be6d61e38a9ec2a457", kill_on_drop: false }`
[INFO] [stdout] ed098e5834f43979335b3e270d047d1fb795e71d9ba7d1be6d61e38a9ec2a457
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] f528f192b6068d77f9acbd28571ba99974c68023a9278aba6c93ce34530b196c
[INFO] running `Command { std: "docker" "start" "-a" "f528f192b6068d77f9acbd28571ba99974c68023a9278aba6c93ce34530b196c", kill_on_drop: false }`
[INFO] [stderr]     Checking stepflow-base v0.0.5
[INFO] [stderr]     Checking urlencoding v1.3.3
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking stepflow-data v0.0.5
[INFO] [stderr]     Checking stepflow-step v0.0.5
[INFO] [stderr]     Checking stepflow-action v0.0.6
[INFO] [stderr]  Documenting stepflow-session v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "f528f192b6068d77f9acbd28571ba99974c68023a9278aba6c93ce34530b196c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f528f192b6068d77f9acbd28571ba99974c68023a9278aba6c93ce34530b196c", kill_on_drop: false }`
[INFO] [stdout] f528f192b6068d77f9acbd28571ba99974c68023a9278aba6c93ce34530b196c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] e56312dc7af559810b0a1931e5fb0939b1f72f3969954bb75a927fee22869d34
[INFO] running `Command { std: "docker" "start" "-a" "e56312dc7af559810b0a1931e5fb0939b1f72f3969954bb75a927fee22869d34", kill_on_drop: false }`
[INFO] [stderr]     Checking stepflow-base v0.0.5
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking urlencoding v1.3.3
[INFO] [stderr]     Checking stepflow-data v0.0.5
[INFO] [stderr]     Checking stepflow-step v0.0.5
[INFO] [stderr]     Checking stepflow-action v0.0.6
[INFO] [stderr]  Documenting stepflow-session v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "e56312dc7af559810b0a1931e5fb0939b1f72f3969954bb75a927fee22869d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56312dc7af559810b0a1931e5fb0939b1f72f3969954bb75a927fee22869d34", kill_on_drop: false }`
[INFO] [stdout] e56312dc7af559810b0a1931e5fb0939b1f72f3969954bb75a927fee22869d34