[INFO] fetching crate err-ctx 0.2.3...
[INFO] documenting err-ctx-0.2.3 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate err-ctx 0.2.3 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate err-ctx 0.2.3 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate err-ctx 0.2.3
[INFO] finished tweaking crates.io crate err-ctx 0.2.3
[INFO] tweaked toml for crates.io crate err-ctx 0.2.3 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9b46f4bb0f02e32f4ed9ab74be0449d9301a42efa4f02b05e0da03d0b464ea6
[INFO] running `Command { std: "docker" "start" "-a" "b9b46f4bb0f02e32f4ed9ab74be0449d9301a42efa4f02b05e0da03d0b464ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9b46f4bb0f02e32f4ed9ab74be0449d9301a42efa4f02b05e0da03d0b464ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b46f4bb0f02e32f4ed9ab74be0449d9301a42efa4f02b05e0da03d0b464ea6", kill_on_drop: false }`
[INFO] [stdout] b9b46f4bb0f02e32f4ed9ab74be0449d9301a42efa4f02b05e0da03d0b464ea6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87b91c7cf6a8227cecd1bfedc77a189dae0e2e1fd3dc9a7fd9ba28b73e2fabb4
[INFO] running `Command { std: "docker" "start" "-a" "87b91c7cf6a8227cecd1bfedc77a189dae0e2e1fd3dc9a7fd9ba28b73e2fabb4", kill_on_drop: false }`
[INFO] [stderr]  Documenting err-ctx v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "87b91c7cf6a8227cecd1bfedc77a189dae0e2e1fd3dc9a7fd9ba28b73e2fabb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87b91c7cf6a8227cecd1bfedc77a189dae0e2e1fd3dc9a7fd9ba28b73e2fabb4", kill_on_drop: false }`
[INFO] [stdout] 87b91c7cf6a8227cecd1bfedc77a189dae0e2e1fd3dc9a7fd9ba28b73e2fabb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 3981de0017fb3bc734ac0b1b20fc464ea2298d587e9a7379271b8aa201967ff8
[INFO] running `Command { std: "docker" "start" "-a" "3981de0017fb3bc734ac0b1b20fc464ea2298d587e9a7379271b8aa201967ff8", kill_on_drop: false }`
[INFO] [stderr]  Documenting err-ctx v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "3981de0017fb3bc734ac0b1b20fc464ea2298d587e9a7379271b8aa201967ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3981de0017fb3bc734ac0b1b20fc464ea2298d587e9a7379271b8aa201967ff8", kill_on_drop: false }`
[INFO] [stdout] 3981de0017fb3bc734ac0b1b20fc464ea2298d587e9a7379271b8aa201967ff8